1、Designation: F1203 11Standard Specification forWashing MachinesPot, Pan, and Utensil, Heat Sanitizing,Commercial Rotary Conveyor Type1This standard is issued under the fixed designation F1203; the number immediately following the designation indicates the year oforiginal adoption or, in the case of
2、revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers manually fed, motor-drivenrotary conveyor type, automatically controll
3、ed, commercialpot, pan, and utensil washing machines, hereinafter referred toas “the washer.”1.2 The values stated in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered s
4、tandard.1.3 The following precautionary statement pertains only tothe test methods portion, Section 9 of this specification: Thisstandard does not purport to address all of the safety concerns,if any, associated with its use. It is the responsibility of the userof this standard to establish appropri
5、ate safety and healthpractices and determine the applicability of regulatory limita-tions prior to use.2. Referenced Documents2.1 ASTM Standards:2A53/A53M Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and SeamlessA167 Specification for Stainless and Heat-ResistingChromium-
6、Nickel Steel Plate, Sheet, and StripA436 Specification for Austenitic Gray Iron CastingsA554 Specification for Welded Stainless Steel MechanicalTubingB43 Specification for Seamless Red Brass Pipe, StandardSizesB75 Specification for Seamless Copper TubeB127 Specification for Nickel-Copper Alloy (UNSN
7、04400) Plate, Sheet, and StripD3951 Practice for Commercial PackagingF760 Specification for Food Service Equipment ManualsF1021 Specification for Feeders, Detergent, Rinse Agent,and Sanitizing Agent for Commercial Dishwashing andGlasswashing Machines2.2 American National Standards:3ANSI SI.4 Specifi
8、cation for Sound Level MetersANSI SI.13 Methods for the Measurement of Sound Pres-sure Levels2.3 Federal Regulations:4OSHA Title 292.4 National Electrical Manufacturers Association Stan-dards:5NEMA ICS Industrial Controls and SystemsNEMA MG-I Motors and Generators2.5 National Fire Protection Associa
9、tion Standard:6NFPA/ANSI 70 National Electrical Code2.6 NSF International Standards:7NSF/ANSI 3 Commercial Warewashing EquipmentNSF/ANSI 5 Commercial Hot Water Generating EquipmentNSF/ANSI 29 Detergent/Chemical Feeders for CommercialSpray-Type Dishwashing MachinesNSF ListingsFood Equipment2.7 Underw
10、riters Laboratories Standard:8UL 921 Commercial Dishwashers3. Terminology3.1 Definition:3.1.1 commercial pot, pan, and utensil washing machinesmachines that uniformly wash, rinse and heat sanitize foodpreparation utensils. The machines shall be capable of remov-ing physical soil and sanitizing prope
11、rly racked and pre-scraped multiple pots, pans, and utensils. The machines shallconsist of the following principal parts: legs, wash chamber,1This specification is under the jurisdiction of ASTM Committee F26 on FoodService Equipment and is the direct responsibility of Subcommittee F26.01 onCleaning
12、 and Sanitation Equipment.Current edition approved Dec. 1, 2011. Published January 2012. Originallyapproved in 1988. Last previous edition approved in 2006 as F1203 06. DOI:10.1520/F1203-11.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at servi
13、ceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036.4Available from Standardization Documents Order Desk, DODSSP, Bl
14、dg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098.5Available from National Electrical Manufacturers Association (NEMA), 1300N. 17th St., Suite 1847, Rosslyn, VA 22209.6Available from National Fire Protection Association (NFPA), 1 BatterymarchPark, Quincy, MA 02269-9101.7Available from N
15、SF International, P.O. Box 130140, 789 N. Dixboro Rd., AnnArbor, MI 48113-0140.8Available from Underwriters Laboratories (UL), 333 Pfingsten Rd., North-brook, IL 60062.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.hood, tank, doors
16、, spray assemblies, pumps, motors, controls,piping, valves, heating equipment and accessories.4. Classification4.1 GeneralThe washer shall be of the following type,size, and class as specified.4.2 Types:4.2.1 Motor-Driven Continuous Rotary Conveyor:4.2.1.1 Type IOne door (front loading).4.2.1.2 Type
17、 IIOne or two door (pass-through corneroperation).4.2.1.3 Type IIIOne or two door (pass-through straightline operation).4.2.1.4 Size 1Nominal 42-in. diameter.4.2.1.5 Size 2Nominal 60-in. diameter.4.2.1.6 Size 3Nominal 74-in. diameter.4.2.1.7 Size 4Nominal 86-in. diameter.4.3 Tank Heat:4.3.1 Style 1S
18、team heated.4.3.1.1 Class AInjection.4.3.1.2 Class BHeat exchange coil.4.3.2 Style 2Electric heat.5. Ordering Information5.1 Purchasers should select the preferred options permittedin this specification and include the following information inthe procurement document.5.1.1 Title, number, and date of
19、 this standard; type, style,and class of machine required.5.1.2 A pressure-reducing valve, if required (see 7.4). In-coming water pressure must be specified when ordering apressure reduction valve.5.1.3 A standard 40F (22C) temperature rise steam, orelectric booster if required. If the required temp
20、erature rise ismore than 40F (22C) (see 7.13), it should be specified.5.1.4 Electrical power supply characteristics (voltage,phase, frequency) (see 7.11.3).5.1.5 A detergent feeder, if required (see 7.14).5.1.6 Accessory equipment, spare and maintenance partsrequired, selected options.5.1.7 Treatmen
21、t and painting if other than specified (see7.17).5.1.8 When energy consumption profiles, water consump-tion profiles, or productivity profiles are desired (see 9.3).5.1.9 Manufacturers certification, when required (see Sec-tion 10).6. Materials6.1 All materials shall be specified as follows:6.1.1 Ma
22、terials used shall be free from defects that wouldadversely affect the performance or maintainability of indi-vidual components of the overall assembly. The pot, pan, andutensil washing machines shall meet the material, design, andconstruction requirements of NSF/ANSI 3.6.1.2 Corrosion-Resistant Ste
23、elCorrosion-resistant steelshall conform to the requirements of any 300 series stainlesssteel specified in 2.1 (see Specification A167).6.1.3 Corrosion-Resisting MaterialCorrosion-resistingmaterial is other than corrosion-resistant steel that is equivalentin the pot, pan, and utensil washer applicat
24、ion.6.1.4 Nickel-Copper AlloyNickel-copper alloys shall con-form to the requirements of Specification B127.7. Design and Construction7.1 The pot, pan, and utensil washing machine shall becomplete so that when connected to the specified source ofpower, water supply, heating means (steam or electric),
25、 drain-age, detergent feeder as applicable, the unit can be used for itsintended function. Machines shall be rigid and quiet in opera-tion. Parts requiring adjustment or service, or both, shall bereadily accessible. The machine shall wash pots, pans, andutensils by means of a water and detergent sol
26、ution pumpedfrom a tank, and shall final rinse the pots, pans, and utensilswith fresh water from an outside source at 20 6 5 psi (137.8 634.4 kPa) flow pressure. Provisions shall be made to fill thewash tank, either directly from the regular hot water supplywith a hand valve, or through the booster
27、or solenoid, or both.The wash, dwell, and rinse cycles shall be automaticallycontrolled. A light shall be provided to indicate when themachine is in operation. Machines shall be provided with amotor-driven rotary table, constructed of corrosion-resistantsteel or other corrosion-resisting material. T
28、hey shall have aninside working height, including the door height, of not lessthan 27 in. (686 mm).7.2 Piping, Tubing, Fittings, and Valves (Installation)Connections shall be readily accessible to facilitate installationand maintenance. (See Specifications B43, B75, A53/A53M,and A554.)7.3 Piping and
29、 FittingsWater, steam piping, and fittingsshall be of corrosion-resisting material or suitable heat-resisting plastic material. Fresh water supply to the tank shallbe discharged not lower than 2 in. (50.8 mm) above themaximum flood level rim, or an effective air gap or vacuumbreaker shall be install
30、ed to prevent backflow in accordancewith NSF/ANSI 3. The drain and other plumbing connectionsshall be standard pipe or tubing connections. Drains may bejoined into a single trunk line requiring only one connection orarranged to permit individual connections to the waste line.7.4 ValvesSteam valves s
31、hall be corrosion-resisting ma-terial designed for steam applications and for a saturated steamworking pressure of 50 psi (344.6 kPa). The drain valve, whenused, shall be permanently marked to show “open” and“closed” positions, and shall be lever-operated when drainvalve closure is automatic. Fresh
32、water rinse valves shall bereliable and fully automatic and suitable for 210F (98.9C)water. The manually operated valves, when used, shall beidentified. When specified (see 5.1.2), a water pressure reduc-ing valve shall be provided for reducing water pressure to 20 65 psi (137.8 6 34.4 kPa). (See AN
33、SI SI.4 and ANSI SI.13.)7.5 Spray AssemblesAll spray nozzles and spray mani-folds shall be rigid spray pipe, easily cleanable, and shall be ofcorrosion-resisting materials. The main spray assembly shallinclude separate wash and rinse pipes located above, below,and on the side of the work.F1203 1127.
34、6 Tank and HousingThe tank and housing shall beconstructed of not less than 0.070-in. (1.78-mm) corrosion-resistant steel, or other corrosion-resisting material.7.7 OverflowThe washer shall have a readily accessibleoverflow drain in the tank. The overflow unit, or cover, whenprovided, shall be remov
35、able for cleaning.7.8 Scrap Trays (Strainers)Scrap trays of corrosion-resistant steel, not less than 0.044 in. (1.12 mm) thick, or othercorrosion-resisting material shall be provided to prevent in-soluble matter and large pieces of food residue from passinginto the tank. The ledges on which the scra
36、p trays rest shall beso designed that surfaces beneath the ledges are easily acces-sible for cleaning when the trays are removed. Any openingaround the perimeter of the tank where the scrap trays areinstalled shall be held to a minimum, and in no case will thespace be more than 0.375 in. (9.53 mm).7
37、.9 Access DoorDoor and door frames shall be con-structed of not less than 0.059 in. (1.50 mm) corrosion-resistantsteel, or other corrosion-resisting material, and shall be rigidand stiffened as necessary. The loading and unloading doorshall be counter-balanced and, when in the open position, shallel
38、ectrically interlock the machine so that it cannot operate.Opening the door during operation shall automatically stop themachine. The door shall be splash-proof and its exposed edgesshall be smooth and formed to prevent canting or warping.7.10 Legs (Feet)The washer shall be rigidly constructedand ha
39、ve four or more legs (feet) made of corrosion-resistantsteel, or other corrosion-resisting material. Legs shall beadjustable, so that the table height may be varied from 34 to 35in. (864 to 889 mm) above the floor for the pass-through modeland 39 to 40 in. (991 to 1016 mm) for the front-load model.7
40、.11 Pump and Motor Assemblies:7.11.1 AssembliesThe pump motor shall be mounted onthe tank or on a rigid steel base. Rotary seals shall be providedfor pump shafts.7.11.2 PumpPump casings shall be cast iron or corrosion-resisting material and shall be of such a design as to permitease of accessibility
41、 for inspection and removal of foreignitems from the impeller and interior (see Specification A436).The pump shall either be self-draining or equipped with ameans for draining. The pump suction intake shall be providedwith a strainer or shroud made of corrosion-resisting materials.7.11.3 MotorThe ro
42、tary conveyor table assembly shall bemotor driven (see NEMAICS, NEMAMG-1, and NFPA/ANSI70). The drive shall be outfitted with a safety slip clutch orother method to prevent damage from a stalled conveyor.7.12 HeatingStyle 1 and 2 machines shall be capable ofmaintaining required temperature levels in
43、 the tank.7.12.1 Style 1Style 1 machines shall be suitable foroperation with a steam supply flow pressure of from 20 to 35psi (137.9 to 241.3 kPa). Temperature regulators (thermostats)shall be provided for maintaining the proper water temperaturein the tank. Low water protection shall be provided. S
44、team heatwill be provided by tube type heat exchangers or steaminjectors, or a combination of both. Check valves or vacuumbreakers must be used on all injector-type heating units toprevent back siphoning. The minimum operating pressure shallbe specified by the manufacturer and the maximum operatingp
45、ressure shall not exceed 35 psi (241.3 kPa).7.12.2 Style 2Style 2 machines shall be equipped withelectric heater elements and sheets of 300 series corrosion-resistant steel or other corrosion-resisting material. They shallbe provided with temperature regulators (thermostats) formaintaining the prope
46、r water temperature in the tank. Lowwater protection shall be provided.7.13 Final Rinse BoosterFinal rinse booster heater willnot be furnished as part of the machine unless specified.7.13.1 Steam BoosterWhen specified meeting NSF/ANSI5 (see 5.1.3), the washer shall be provided with an adjustableauto
47、matic steam booster to raise the temperature of the finalrinse water from 140F (60C) to at least 180F (82C). Thesteam booster shall automatically maintain the required finalrinse water temperature without producing steam within eitherthe steam booster or the water supply piping from steambooster to
48、the machine. The steam booster may be securelymounted as an integral part of the machine in a position thatdoes not interfere with operation and permits attachment oftables or counters. Otherwise, the steam booster may befurnished separately mounted on its own legs and equippedwith suitable fittings
49、 for connection into the final rinse waterlines. Valve and pipe unions shall be installed on the steambooster where the steam and water lines enter the unit. Thefinal rinse water temperature shall be controlled by an auto-matic thermostat controlling the input of steam to the steambooster.7.13.2 Electric BoosterWhen specified meeting NSF/ANSI 5 (see 5.1.3), the washer shall be provided with anelectric booster having all necessary controls for operation toraise and maintain the temperature of the final rinse water from140F (60C) to at
