ASTM F1114-22
(Specification)Standard Specification for Heat Sanitizing Commercial Pot, Pan, and Utensil Washing Machines, Stationary Rack, Water-Driven Rotary Spray Type
Standard Specification for Heat Sanitizing Commercial Pot, Pan, and Utensil Washing Machines, Stationary Rack, Water-Driven Rotary Spray Type
ABSTRACT
This specification covers the material, design, and performance requirements pertinent to the construction of water-driven rotary spray type, stationary rack commercial pot, pan, and utensil washing machines that are manually fed yet automatically controlled to uniformly wash, rinse, and heat-sanitize food preparation utensils. Representative production models of the washers shall pass performance, operation, leakage, and energy and productivity tests, and should function satisfactorily as specified. Certification, product marking, and packaging are also considered.
SCOPE
1.1 This specification covers manually fed, spray-type stationary rack, automatically controlled, water-driven rotary spray commercial pot, pan, and utensil washing machines, herein referred to as “the washer.”
1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
1.3 The following safety hazards caveat pertains only to the test methods portion, Section 9, of this specification. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
General Information
- Status
- Published
- Publication Date
- 31-Mar-2022
- Technical Committee
- F26 - Food Service Equipment
- Drafting Committee
- F26.01 - Cleaning and Sanitation Equipment
Relations
- Effective Date
- 01-Nov-2023
- Effective Date
- 01-Oct-2023
- Effective Date
- 01-May-2020
- Effective Date
- 01-Nov-2019
- Effective Date
- 01-Dec-2018
- Effective Date
- 01-May-2018
- Effective Date
- 01-Nov-2017
- Effective Date
- 01-Nov-2017
- Effective Date
- 01-Dec-2016
- Effective Date
- 01-May-2016
- Effective Date
- 01-Dec-2015
- Effective Date
- 01-Nov-2015
- Effective Date
- 01-Sep-2015
- Effective Date
- 01-Aug-2015
- Effective Date
- 01-Mar-2015
Overview
ASTM F1114-22 is the internationally recognized standard specification for heat sanitizing commercial pot, pan, and utensil washing machines, specifically focusing on stationary rack, water-driven rotary spray types. These machines are designed for the effective cleaning and heat sanitization of food preparation utensils in commercial and institutional settings. The specification establishes stringent requirements for materials, design, construction, performance, safety, and sanitation, ensuring that washers reliably remove soil and sanitize equipment through uniform washing, rinsing, and heat sanitizing cycles.
ASTM F1114-22 applies to manually fed, spray-type stationary rack machines that are automatically controlled. The standard also includes criteria for certification, product marking, packaging, and references several key regulatory and testing standards to support compliance and product safety. This specification is crucial for manufacturers, purchasers, facilities managers, and operators in the foodservice industry.
Key Topics
- Material Requirements: Washers must utilize corrosion-resistant materials, such as stainless steel complying with ASTM specifications, to ensure durability and hygiene.
- Design & Construction: Machines are required to be robust, easy to service and clean, and protect against leaks and energy wastage. Features include removable spray assemblies, accessible piping, and adjustable legs.
- Performance & Testing: Rigorous operational and performance testing is mandated, covering aspects like leakage prevention, energy efficiency, productivity, and operational noise limits (not to exceed 80 dBA at operator stations).
- Safety & Hygiene: Must comply with NSF/ANSI 3 for sanitation, UL 921 for electrical safety, and relevant OSHA regulations. Door interlock systems and anti-backflow protections are required to safeguard operators and product integrity.
- Classification: Machines are categorized by rack capacity, style (door configuration), and heating method (steam, electric, or gas), allowing users to specify systems tailored to their needs.
- Certification & Marking: Products must be clearly marked with manufacturer details and compliant certification marks, including NSF and UL listings where applicable.
- Manuals & Packaging: Equipment manuals must conform to ASTM F760, and methods of commercial packaging follow ASTM D3951.
Applications
ASTM F1114-22 is relevant for:
- Commercial Kitchens & Foodservice: Ensuring compliance with health department regulations and delivering dependable cleaning performance for pots, pans, and utensils.
- Hospital & Institutional Food Facilities: Supporting infection control protocols through effective heat sanitization of cookware and preparation tools.
- Industrial Catering & Hospitality: Providing reliable, high-throughput cleaning solutions in hotels, cafeterias, and catering operations.
- Naval & Shipboard Use: The standard includes supplementary requirements for shipboard installations, such as enhanced stability and water conservation features.
- Procurement & Specification: Facility managers and procurement specialists rely on ASTM F1114-22 to select compliant machines, ensuring both operational efficiency and regulatory alignment.
Related Standards
ASTM F1114-22 references several essential related standards to ensure comprehensive product compliance:
- ASTM A240/A240M, A276, A436, A554, A582/A582M, B127: Specifications for various corrosion-resistant metals and alloys used in machine construction.
- NSF/ANSI 3: Commercial warewashing equipment sanitation.
- NSF/ANSI 5: Hot water generating equipment requirements.
- NSF/ANSI 29: Chemical feeder standards for dishwashing machines.
- UL 921: Electrical safety standard for commercial dishwashers.
- ASTM F760: Food service equipment manuals.
- ASTM F1021: Feeders for detergent/sanitizer for dishwashing machines.
- ASTM F1696: Test method for energy performance.
- 29 CFR Part 1910 (OSHA): Worker safety regulations.
- ASTM D3951: Packaging practices for commercial items.
This robust network of standards ensures that commercial pot, pan, and utensil washing machines certified under ASTM F1114-22 offer reliable performance, safety, and sanitation for commercial foodservice environments.
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Frequently Asked Questions
ASTM F1114-22 is a technical specification published by ASTM International. Its full title is "Standard Specification for Heat Sanitizing Commercial Pot, Pan, and Utensil Washing Machines, Stationary Rack, Water-Driven Rotary Spray Type". This standard covers: ABSTRACT This specification covers the material, design, and performance requirements pertinent to the construction of water-driven rotary spray type, stationary rack commercial pot, pan, and utensil washing machines that are manually fed yet automatically controlled to uniformly wash, rinse, and heat-sanitize food preparation utensils. Representative production models of the washers shall pass performance, operation, leakage, and energy and productivity tests, and should function satisfactorily as specified. Certification, product marking, and packaging are also considered. SCOPE 1.1 This specification covers manually fed, spray-type stationary rack, automatically controlled, water-driven rotary spray commercial pot, pan, and utensil washing machines, herein referred to as “the washer.” 1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. 1.3 The following safety hazards caveat pertains only to the test methods portion, Section 9, of this specification. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ABSTRACT This specification covers the material, design, and performance requirements pertinent to the construction of water-driven rotary spray type, stationary rack commercial pot, pan, and utensil washing machines that are manually fed yet automatically controlled to uniformly wash, rinse, and heat-sanitize food preparation utensils. Representative production models of the washers shall pass performance, operation, leakage, and energy and productivity tests, and should function satisfactorily as specified. Certification, product marking, and packaging are also considered. SCOPE 1.1 This specification covers manually fed, spray-type stationary rack, automatically controlled, water-driven rotary spray commercial pot, pan, and utensil washing machines, herein referred to as “the washer.” 1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. 1.3 The following safety hazards caveat pertains only to the test methods portion, Section 9, of this specification. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ASTM F1114-22 is classified under the following ICS (International Classification for Standards) categories: 97.040.40 - Dishwashers. The ICS classification helps identify the subject area and facilitates finding related standards.
ASTM F1114-22 has the following relationships with other standards: It is inter standard links to ASTM A240/A240M-23a, ASTM D3951-18(2023), ASTM A436-84(2020), ASTM B127-19, ASTM F1021-18, ASTM D3951-18, ASTM A240/A240M-17, ASTM F760-93(2017), ASTM A240/A240M-16a, ASTM A240/A240M-16, ASTM D3951-15, ASTM A240/A240M-15b, ASTM A554-15a, ASTM F1696-15, ASTM A240/A240M-15a. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
ASTM F1114-22 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation:F1114 −22 An American National Standard
Standard Specification for
Heat Sanitizing Commercial Pot, Pan, and Utensil Washing
Machines, Stationary Rack, Water-Driven Rotary Spray
Type
This standard is issued under the fixed designation F1114; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope A554 Specification for Welded Stainless Steel Mechanical
Tubing
1.1 This specification covers manually fed, spray-type sta-
A582/A582M Specification for Free-Machining Stainless
tionary rack, automatically controlled, water-driven rotary
Steel Bars
spray commercial pot, pan, and utensil washing machines,
B127 Specification for Nickel-Copper Alloy Plate, Sheet,
herein referred to as “the washer.”
and Strip
1.2 The values stated in inch-pound units are to be regarded
D3951 Practice for Commercial Packaging
as standard. The values given in parentheses are mathematical
F760 Specification for Food Service Equipment Manuals
conversions to SI units that are provided for information only
F1021 Specification for Feeders, Detergent, Rinse Agent,
and are not considered standard.
and Sanitizing Agent for Commercial Dishwashing and
1.3 The following safety hazards caveat pertains only to the
Glasswashing Machines
test methods portion, Section 9, of this specification. This F1696 Test Method for Energy Performance of Stationary-
standard does not purport to address all of the safety concerns,
Rack, Door-Type Commercial Dishwashing Machines
if any, associated with its use. It is the responsibility of the user
2.2 Federal Regulation:
of this standard to establish appropriate safety, health, and
29 CFR Part 1910 OSHA Regulations on Safety
environmental practices and determine the applicability of
2.3 NSF International Standards:
regulatory limitations prior to use.
NSF/ANSI 3 Commercial Warewashing Equipment
1.4 This international standard was developed in accor-
NSF/ANSI 5 Commercial Hot Water Generating Equipment
dance with internationally recognized principles on standard-
NSF/ANSI 29 Detergent/Chemical Feeders for Commercial
ization established in the Decision on Principles for the
Spray-Type Dishwashing Machines
Development of International Standards, Guides and Recom-
NSF Listings–Food Equipment
mendations issued by the World Trade Organization Technical
2.4 Underwriters Laboratories Standard:
Barriers to Trade (TBT) Committee.
UL 921 Commercial Dishwashers
3. Terminology
2. Referenced Documents
3.1 Definitions of Terms Specific to This Standard:
2.1 ASTM Standards:
3.1.1 commercial pot, pan, and utensil washing machines—
A240/A240M Specification for Chromium and Chromium-
machines that uniformly wash, rinse, and heat-sanitize food
Nickel Stainless Steel Plate, Sheet, and Strip for Pressure
preparation utensils. The machines are capable of removing
Vessels and for General Applications
physical soil from properly racked and pre-scrapped items, and
A276 Specification for Stainless Steel Bars and Shapes
sanitizing multiple pots, pans, and utensils.
A436 Specification for Austenitic Gray Iron Castings
4. Classification
4.1 General—The washers shall be of the types, styles,
This specification is under the jurisdiction of ASTM Committee F26 on Food
sizes, and classes specified as follows:
Service Equipment and is the direct responsibility of Subcommittee F26.01 on
Cleaning and Sanitation Equipment.
Current edition approved April 1, 2022. Published April 2022. Originally
approved in 1988. Last previous edition approved in 2016 as F1114 – 16. DOI: AvailablefromU.S.GovernmentPrintingOfficeSuperintendentofDocuments,
10.1520/F1114-22. 732 N. Capitol St., NW, Mail Stop: SDE, Washington, DC 20401.
2 4
For referenced ASTM standards, visit the ASTM website, www.astm.org, or Available from NSF International, P.O. Box 130140, 789 N. Dixboro Rd.,Ann
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Arbor, MI 48113-0140.
Standards volume information, refer to the standard’s Document Summary page on Available from Underwriters Laboratories (UL), 333 Pfingsten Rd.,
the ASTM website. Northbrook, IL 60062.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
F1114 − 22
4.2 Types: 6.1.3 Corrosion-Resistant Material—Corrosion-resisting
4.2.1 Type I—One rack (up to a nominal capacity of 25 material is material other than corrosion-resistant steel that is
racks/h). equivalent to use in the washer application.
4.2.1.1 Style A—Two doors (pass-through). 6.1.4 Nickel-Copper Alloy—Nickel-copper alloys shall con-
form to the requirements of Specification B127.
4.2.1.2 Style B—One door (front-loading).
4.2.1.3 Style C—One or two doors (corner).
7. Design and Construction
4.2.1.4 Style D—Three doors (pass-through with front
clean-out door). 7.1 The machines shall meet the design and construction
4.2.2 Type II—Two rack (up to a nominal capacity of 46 requirements for NSF/ANSI 3 where applicable.
racks/h).
7.2 The washing machines shall be complete so that when
4.2.2.1 Style A—Two doors (pass-through).
connected to the specified source of power, water supply,
4.2.2.2 Style B—Three doors (pass-through with clean-out).
heating means (steam or electric), drainage and detergent
feeder, as applicable, the unit can be used for its intended
4.3 Classes:
4.3.1 Class 1—Steam heated. function. Machines shall be rigid and quiet in operation (see
8.2). Parts requiring adjustment or service, or both, shall be
4.3.1.1 Mode A—Injector.
readily accessible. The machine shall wash pots, pans, and
4.3.1.2 Mode B—Heat exchange coil.
utensils by means of a water and detergent solution pumped
4.3.2 Class 2—Electric heat.
from a tank, and shall final rinse the pots, pans, and utensils
4.3.3 Class 3—Gas heat.
with fresh water from an outside source. Provisions shall be
4.3.3.1 Natural gas.
made to fill the wash tank either directly from the regular hot
4.3.3.2 LP gas.
water supply with a hand valve or through the booster or
solenoid, or both. The wash, dwell, and rinse cycles shall be
5. Ordering Information
automatically controlled. A light shall be provided to indicate
5.1 Purchasers should select the preferred options permitted
when the machine is in operation. Machines shall be provided
in this specification and include in the procurement document
with tracks of corrosion-resistant steel not less than 0.070-in.
the following information:
(0.178-cm) thick or with other equivalent corrosion-resisting
5.1.1 Title, designation, and date of this specification.
material. They shall have an inside working height, including
5.1.2 Type, style, class, and mode of machine required (see
the door height of not less than 27 in. (686 mm) above the
Section 4).
track.
5.1.3 Noise level requirements, if other than specified (see
7.3 Piping, Tubing Fittings, and Valves (Installation)—
8.2).
Connections shall be readily accessible to facilitate installation
5.1.4 Whether a service-supply valve is required (see 7.5).
and maintenance. Piping, tubing, and valves shall be located,
5.1.5 When a standard 40°F (22°C) temperature rise steam
whenever possible, on the exterior of the machine.
or electric booster is required. If the required temperature rise
7.4 Piping and Fittings—Water, steam piping, and fittings
is more than 40°F (22°C) (see 7.14), it should be specified.
shall be of corrosion-resisting material. Fresh water supply to
5.1.6 Electrical power supply characteristics (current,
the tank shall be discharged not lower than 2 in. (5.08 cm)
voltage, phase, frequency).
above the maximum flood level rim, or an effective air gap or
5.1.7 Whether a detergent feeder is required (see 7.15).
vacuum breaker shall be installed to prevent backflow in
5.1.8 Accessory equipment, spare, and maintenance parts
accordance with NSF/ANSI 3. The drain and other plumbing
required, and selected options.
connections shall be standard pipe or tubing connections.
5.1.9 Treatment and painting if other than specified (see
Drainage piping shall be corrosion-resisting material, or suit-
7.18).
able heat-resisting plastic material. Drains may be joined into
5.1.10 When energy consumption profiles, water consump-
a single trunk line requiring only one connection or arranged to
tion profiles, or productivity profiles are desired (see 9.3).
permit individual connections to the waste line.
5.1.11 Manufacturer’s certification, when required (see Sec-
tion 10).
7.5 Valves—Steam valves shall be corrosion-resisting mate-
rial designed for steam applications and for a saturated steam
6. Materials
working pressure of 50 psi (344.6 kPa). When specified (see
5.1.4), a separately packed service supply valve shall be
6.1 All materials shall be specified as follows:
provided for closing the supply of water to the machine. A
6.1.1 Materials used shall be free from defects that would
suitable closure or drain valve shall be furnished when not
adversely affect the performance or maintainability of indi-
supplied with a pumped drain system. A permanent identifica-
vidual components of the overall assembly.The machines shall
tion on the machine shall show “open” and “closed” positions
meet the material requirements of NSF/ANSI 3 where appli-
on the manual drain. Fresh water rinse valves shall be reliable,
cable.
fully automatic, and suitable for 210°F (98.9°C) water. The
6.1.2 Corrosion-Resistant Steel—Corrosion-resisting steel
manually operated valves, when used, shall be identified.
shall conform to the requirements of any 300 series stainless
steel specified in Specifications A240/A240M, A276, A554, 7.6 Spray Assemblies—All spray nozzles and spray arm
and A582/A582M. manifolds shall be of corrosion-resisting materials. All spray
F1114 − 22
assemblies shall be removable without the use of tools and 7.13.1 Class 1, Mode A and B washers shall be suitable for
shall be easy to clean. operation with a steam supply flow pressure of from 20 to 35
psi (137.8 to 241.3 kPa). Temperature regulators (thermostats)
7.7 Tank—The tank shall be constructed of not less than
shall be provided for maintaining the proper water temperature
0.070-in. (1.78-mm) corrosion-resistant steel, or other
inthetank.Lowwaterprotectionshallbeprovided.Steamheat
corrosion-resisting material. Single rack (Type I) machines
will be provided by tube type heat exchangers or steam
shall have a minimum capacity of 22 gal (83.2 L). Double-rack
injectors, or a combination of both. The minimum and maxi-
(Type II) machines shall have a minimum capacity of 52 gal
mum operating pressure shall be specified by the manufacturer.
(196.8 L).
7.13.2 Class 2 machines shall be equipped with electric
7.8 Overflow—The washer shall have a readily accessible
heater elements and sheaths of 300 series corrosion-resistant
overflow drain in the tank. The overflow unit, or the overflow
steel or other corrosion-resisting material. They shall be
cover, when provided, shall be removable for cleaning.
provided with temperature regulators (thermostats) for main-
7.9 Scrap Trays (Strainers)—Scrap trays of corrosion-
taining the proper water temperature in the tank. Low water
resistant steel, not less than 0.044-in. (1.12-mm) thick, or other
protection shall be provided.
corrosion-resisting material shall be provided to prevent in-
7.13.3 Class 3 machines shall be equipped with a gas burner
soluble matter and large pieces of food residue from passing
assembly including safety pilots (or equivalent), shut-off
into the tank. The ledges on which the scrap trays rest shall be
valves, and flue suitable for operation with type of gas
so designed that surfaces beneath the ledges are easily acces-
specified. They shall be provided with temperature regulators
sible for cleaning when the trays are removed. Any opening
for maintaining the proper water temperature in the tank. Low
around the perimeter of the tank where the scrap trays are
water protection shall be provided.
installed shall be held to a minimum and in no case shall the
3 7.14 Final Rinse Booster—Final rinse booster will not be
space be more than ⁄8 in. (9.53 mm).
furnished as a part of the machine unless specified.
7.10 Access Door(s)—Door and door frames shall be con-
7.14.1 Steam Booster—When specified, the washer shall be
structed of not less than 0.060-in. (1.52-mm) corrosion-
provided with an adjustable automatic steam booster to raise
resistant steel, or other corrosion-resisting material, and shall
the temperature of the final rinse water from 140°F (60°C) to
be rigid or stiffened as necessary. Loading and unloading
at least 180°F (82°C). The steam booster shall automatically
door(s) shall be counterbalanced and, when in the open
maintain the required final rinse water temperature without
position, shall electrically interlock the machine so that it
producing steam within either the steam booster or the water
cannot operate. Opening the door during operation shall
supply piping from the steam booster to the machine. The
automatically stop the machine. Door catch(s) shall be pro-
steam booster may be securely mounted as an integral part of
vided on inspection door(s) not counterbalanced. Door(s) shall
the washer in a position that does not interfere with operation
be splash-proof and their exposed edges shall be smooth and
and permits attachment of tables or counters. Otherwise, the
formed to prevent canting or warping.
steam booster may be furnished separately mounted on its own
7.11 Legs (Feet)—The washer shall b
...
This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation: F1114 − 16 F1114 − 22 An American National Standard
Standard Specification for
Heat Sanitizing Commercial Pot, Pan, and Utensil Stationary
Rack Type Washing Machines, Stationary Rack, Water-
Driven Rotary Spray Type
This standard is issued under the fixed designation F1114; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope
1.1 This specification covers manually fed, spray-type stationary rack, automatically controlled, water-driven rotary spray
commercial pot, pan, and utensil washing machines, herein referred to as “the washer.”
1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical
conversions to SI units that are provided for information only and are not considered standard.
1.3 The following safety hazards caveat pertains only to the test methods portion, Section 9, of this specification. This standard
does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this
standard to establish appropriate safety safety, health, and healthenvironmental practices and determine the applicability of
regulatory limitations prior to use.
1.4 This international standard was developed in accordance with internationally recognized principles on standardization
established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued
by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
2. Referenced Documents
2.1 ASTM Standards:
A240/A240M Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and
for General Applications
A276 Specification for Stainless Steel Bars and Shapes
A436 Specification for Austenitic Gray Iron Castings
A554 Specification for Welded Stainless Steel Mechanical Tubing
A582/A582M Specification for Free-Machining Stainless Steel Bars
B127 Specification for Nickel-Copper Alloy Plate, Sheet, and Strip
D3951 Practice for Commercial Packaging
F760 Specification for Food Service Equipment Manuals
F1021 Specification for Feeders, Detergent, Rinse Agent, and Sanitizing Agent for Commercial Dishwashing and Glasswashing
Machines
F1696 Test Method for Energy Performance of Stationary-Rack, Door-Type Commercial Dishwashing Machines
This specification is under the jurisdiction of ASTM Committee F26 on Food Service Equipment and is the direct responsibility of Subcommittee F26.01 on Cleaning
and Sanitation Equipment.
Current edition approved Dec. 1, 2016April 1, 2022. Published January 2017April 2022. Originally approved in 1988. Last previous edition approved in 20112016 as
F1114 – 11.F1114 – 16. DOI: 10.1520/F1114-16.10.1520/F1114-22.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Standards
volume information, refer to the standard’s Document Summary page on the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
F1114 − 22
2.2 Federal Regulation:
29 CFR Part 1910 OSHA Regulations on Safety
2.3 NSF International Standards:
NSF/ANSI 3 Commercial Warewashing Equipment
NSF/ANSI 5 Commercial Hot Water Generating Equipment
NSF/ANSI 29 Detergent/Chemical Feeders for Commercial Spray-Type Dishwashing Machines
NSF Listings–Food Equipment
2.4 Underwriters Laboratories Standard:
UL 921 Commercial Dishwashers
3. Terminology
3.1 Definitions of Terms Specific to This Standard:
3.1.1 commercial pot, pan, and utensil washing machines—machines that uniformly wash, rinse, and heat-sanitize food
preparation utensils. The machines are capable of removing physical soil from properly racked and pre-scrapped items, and
sanitizing multiple pots, pans, and utensils.
4. Classification
4.1 General—The washers shall be of the types, styles, sizes, and classes specified as follows:
4.2 Types:
4.2.1 Type I—One rack (up to a nominal capacity of 25 racks/h).
4.2.1.1 Style A—Two doors (pass-through).
4.2.1.2 Style B—One door (front-loading).
4.2.1.3 Style C—One or two doors (corner).
4.2.1.4 Style D—Three doors (pass-through with front clean-out door).
4.2.2 Type II—Two rack (up to a nominal capacity of 46 racks/h).
4.2.2.1 Style A—Two doors (pass-through).
4.2.2.2 Style B—Three doors (pass-through with clean-out).
4.3 Classes:
4.3.1 Class 1—Steam heated.
4.3.1.1 Mode A—Injector.
4.3.1.2 Mode B—Heat exchange coil.
4.3.2 Class 2—Electric heat.
4.3.3 Class 3—Gas heat.
4.3.3.1 Natural gas.
4.3.3.2 LP gas.
Available from U.S. Government Printing Office Superintendent of Documents, 732 N. Capitol St., NW, Mail Stop: SDE, Washington, DC 20401.
Available from NSF International, P.O. Box 130140, 789 N. Dixboro Rd., Ann Arbor, MI 48113-0140.
Available from Underwriters Laboratories (UL), 333 Pfingsten Rd., Northbrook, IL 60062.
F1114 − 22
5. Ordering Information
5.1 Purchasers should select the preferred options permitted in this specification and include in the procurement document the
following information:
5.1.1 Title, designation, and date of this specification.
5.1.2 Type, style, class, and mode of machine required (see Section 4).
5.1.3 Noise level requirements, if other than specified (see 8.2).
5.1.4 Whether a service-supply valve is required (see 7.5).
5.1.5 When a standard 40°F (22°C) temperature rise steam or electric booster is required. If the required temperature rise is more
than 40°F (22°C) (see 7.14), it should be specified.
5.1.6 Electrical power supply characteristics (current, voltage, phase, frequency).
5.1.7 Whether a detergent feeder is required (see 7.15).
5.1.8 Accessory equipment, spare, and maintenance parts required, and selected options.
5.1.9 Treatment and painting if other than specified (see 7.18).
5.1.10 When energy consumption profiles, water consumption profiles, or productivity profiles are desired (see 9.3).
5.1.11 Manufacturer’s certification, when required (see Section 10).
6. Materials
6.1 All materials shall be specified as follows:
6.1.1 Materials used shall be free from defects that would adversely affect the performance or maintainability of individual
components of the overall assembly. The machines shall meet the material requirements of NSF/ANSI 3 where applicable.
6.1.2 Corrosion-Resistant Steel—Corrosion-resisting steel shall conform to the requirements of any 300 series stainless steel
specified in Specifications A240/A240M, A276, A554, and A582/A582M.
6.1.3 Corrosion-Resistant Material—Corrosion-resisting material is material other than corrosion-resistant steel that is equivalent
to use in the washer application.
6.1.4 Nickel-Copper Alloy—Nickel-copper alloys shall conform to the requirements of Specification B127.
7. Design and Construction
7.1 The machines shall meet the design and construction requirements for NSF/ANSI 3 where applicable.
7.2 The washing machines shall be complete so that when connected to the specified source of power, water supply, heating means
(steam or electric), drainage and detergent feeder, as applicable, the unit can be used for its intended function. Machines shall be
rigid and quiet in operation (see 8.2). Parts requiring adjustment or service, or both, shall be readily accessible. The machine shall
wash pots, pans, and utensils by means of a water and detergent solution pumped from a tank, and shall final rinse the pots, pans,
and utensils with fresh water from an outside source. Provisions shall be made to fill the wash tank either directly from the regular
hot water supply with a hand valve or through the booster or solenoid, or both. The wash, dwell, and rinse cycles shall be
automatically controlled. A light shall be provided to indicate when the machine is in operation. Machines shall be provided with
tracks of corrosion-resistant steel not less than 0.070-in. (0.178-cm) thick or with other equivalent corrosion-resisting material.
They shall have an inside working height, including the door height of not less than 27 in. (686 mm) above the track.
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7.3 Piping, Tubing Fittings, and Valves (Installation)—Connections shall be readily accessible to facilitate installation and
maintenance. Piping, tubing, and valves shall be located, whenever possible, on the exterior of the machine.
7.4 Piping and Fittings—Water, steam piping, and fittings shall be of corrosion-resisting material. Fresh water supply to the tank
shall be discharged not lower than 2 in. (5.08 cm) above the maximum flood level rim, or an effective air gap or vacuum breaker
shall be installed to prevent backflow in accordance with NSF/ANSI 3. The drain and other plumbing connections shall be standard
pipe or tubing connections. Drainage piping shall be corrosion-resisting material, or suitable heat-resisting plastic material. Drains
may be joined into a single trunk line requiring only one connection or arranged to permit individual connections to the waste line.
7.5 Valves—Steam valves shall be corrosion-resisting material designed for steam applications and for a saturated steam working
pressure of 50 psi (344.6 kPa). When specified (see 5.1.4), a separately packed service supply valve shall be provided for closing
the supply of water to the machine. A suitable closure or drain valve shall be furnished when not supplied with a pumped drain
system. A permanent identification on the machine shall show “open” and “closed” positions on the manual drain. Fresh water rinse
valves shall be reliable, fully automatic, and suitable for 210°F (98.9°C) water. The manually operated valves, when used, shall
be identified.
7.6 Spray Assemblies—All spray nozzles and spray arm manifolds shall be of corrosion-resisting materials. All spray assemblies
shall be removable without the use of tools and shall be easy to clean.
7.7 Tank—The tank shall be constructed of not less than 0.070-in. (1.78-mm) corrosion-resistant steel, or other corrosion-resisting
material. Single rack (Type I) machines shall have a minimum capacity of 22 gal (83.2 L). Double-rack (Type II) machines shall
have a minimum capacity of 52 gal (196.8 L).
7.8 Overflow—The washer shall have a readily accessible overflow drain in the tank. The overflow unit, or the overflow cover,
when provided, shall be removable for cleaning.
7.9 Scrap Trays (Strainers)—Scrap trays of corrosion-resistant steel, not less than 0.044-in. (1.12-mm) thick, or other
corrosion-resisting material shall be provided to prevent insoluble matter and large pieces of food residue from passing into the
tank. The ledges on which the scrap trays rest shall be so designed that surfaces beneath the ledges are easily accessible for cleaning
when the trays are removed. Any opening around the perimeter of the tank where the scrap trays are installed shall be held to a
minimum and in no case shall the space be more than ⁄8 in. (9.53 mm).
7.10 Access Door(s)—Door and door frames shall be constructed of not less than 0.060-in. (1.52-mm) corrosion-resistant steel,
or other corrosion-resisting material, and shall be rigid or stiffened as necessary. Loading and unloading door(s) shall be
counterbalanced and, when in the open position, shall electrically interlock the machine so that it cannot operate. Opening the door
during operation shall automatically stop the machine. Door catch(s) shall be provided on inspection door(s) not counterbalanced.
Door(s) shall be splash-proof and their exposed edges shall be smooth and formed to prevent canting or warping.
7.11 Legs (Feet)—The washer shall be rigidly constructed and have four or more legs (feet) made of corrosion-resistant steel, or
other corrosion-resisting material. Legs shall be adjustable so that the height of the track may be varied from 34 to 35 in. (864 to
889 mm) above the floor.
7.12 Pump and Motor Assemblies:
7.12.1 Assemblies—The pump motor shall be mounted on the tank or on a rigid steel base. Rotary seals shall be provided for pump
shafts and shall be removable for servicing.
7.12.2 Pump—Pump casings shall be cast iron (see Specification A436) or corrosion-resisting material and shall have a removable
cover or inspection plate, or be of such a design as to permit ease of accessibility for inspection and removal of foreign items from
the impeller and interior. The shaft shall be of corrosion-resistant steel, properly aligned and supported. The impeller shall be
corrosion-resisting material or cast iron and shall be in dynamic balance. The pump shall have at least two ball or roller bearings,
except that when the pump and motor are mounted on the same shaft, at least two ball or roller bearings shall be provided for the
motor and pump. The pump suction intake shall be provided with a corrosion-resistant strainer or shroud.
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7.13 Heating—Class 1, 2, and 3 washers shall be capable of maintaining required temperature levels in the tank.
7.13.1 Class 1, Mode A and B washers shall be suitable for operation with a steam supply flow pressure of from 20 to 35 psi (137.8
to 241.3 kPa). Temperature regulators (thermostats) shall be provided for maintaining the proper water temperature in the tank.
Low water protection shall be provided. Steam heat will be provided by tube type heat exchangers or steam injectors, or a
combination of both. The minimum and maximum operating pressure shall be specified by the man
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