1、Designation: F 1203 06Standard Specification forWashing MachinesPot, Pan, and Utensil, Heat Sanitizing,Commercial Rotary Conveyor Type1This standard is issued under the fixed designation F 1203; the number immediately following the designation indicates the year oforiginal adoption or, in the case o
2、f revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers manually fed, motor-drivenrotary conveyor type, automatically contr
3、olled, commercialpot, pan, and utensil washing machines, hereinafter referred toas “the washer.”1.2 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
4、with its use. It is the responsibility of the userof this standard to establish appropriate safety and healthpractices and determine the applicability of regulatory limita-tions prior to use.2. Referenced Documents2.1 ASTM Standards:2A 120 Specification for Pipe, Steel, Black and Hot-DippedZinc-Coat
5、ed (Galvanized) Welded and Seamless for Ordi-nary Uses3A 167 Specification for Stainless and Heat-ResistingChromium-Nickel Steel Plate, Sheet, and StripA 436 Specification for Austenitic Gray Iron CastingsA 554 Specification for Welded Stainless Steel MechanicalTubingB43 Specification for Seamless R
6、ed Brass Pipe, StandardSizesB75 Specification for Seamless Copper TubeB 127 Specification for Nickel-Copper Alloy (UNSN04400) Plate, Sheet, and StripD 3951 Practice for Commercial PackagingF 760 Specification for Food Service Equipment ManualsF 1021 Specification for Feeders, Detergent, Rinse Agent,
7、and Sanitizing Agent for Commercial Dishwashing andGlasswashing Machines2.2 American National Standards:4ANSI SI.4 Specification for Sound Level MetersANSI SI.13 Methods for the Measurement of Sound Pres-sure Levels2.3 Federal Regulations:5OSHA Title 292.4 National Electrical Manufacturers Associati
8、on Stan-dards:6NEMA ICS Industrial Controls and SystemsNEMA MG-I Motors and Generators2.5 National Fire Protection Association Standard:7NFPA/ANSI 70 National Electrical Code2.6 NSF International Standards:8NSF/ANSI 3 Commercial Warewashing EquipmentNSF/ANSI 5 Commercial Hot Water Generating Equipme
9、ntNSF/ANSI 29 Detergent/Chemical Feeders for CommercialSpray-Type Dishwashing MachinesNSF ListingsFood Equipment2.7 Underwriters Laboratories Standard:9UL 921 Commercial Electric Dishwashers3. Terminology3.1 Definition:3.1.1 commercial pot, pan, and utensil washing machinesmachines that uniformly wa
10、sh, rinse and heat sanitize foodpreparation utensils. The machines shall be capable of remov-ing physical soil and sanitizing properly racked and pre-scraped multiple pots, pans, and utensils. The machines shallconsist of the following principal parts: legs, wash chamber,1This specification is under
11、 the jurisdiction of ASTM Committee F26 on FoodService Equipment and is the direct responsibility of Subcommittee F26.01 onCleaning and Sanitation Equipment.Current edition approved April 1, 2006. Published April 2006. Originallyapproved in 1988. Last previous edition approved in 1997 as F 1203 97.2
12、For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Withdrawn.4Available from American National Standards Institu
13、te (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036.5Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098.6Available from National Electrical Manufacturers Association (NEMA), 1300N. 17th St., Suite 1847, Rosslyn, VA 22209.
14、7Available from National Fire Protection Association (NFPA), 1 BatterymarchPark, Quincy, MA 02269-9101.8Available from NSF International, P.O. Box 130140, 789 N. Dixboro Rd., AnnArbor, MI 48113-0140.9Available from Underwriters Laboratories (UL), Corporate Progress, 333Pfingsten Rd., Northbrook, IL
15、60062.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.hood, tank, doors, spray assemblies, pumps, motors, controls,piping, valves, heating equipment and accessories.4. Classification4.1 GeneralThe washer shall be of the following typ
16、e,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 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.
17、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 1Steam 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 preferre
18、d options permittedin this specification and include the following information inthe procurement document.5.1.1 Title, number, and date of 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
19、ordering apressure reduction valve.5.1.3 A standard 40F (22C) temperature rise steam, orelectric booster if required. If the required temperature 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
20、A detergent feeder, if required (see 7.14).5.1.6 Accessory equipment, spare and maintenance partsrequired, selected options.5.1.7 Treatment 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.
21、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 Materials used shall be free from defects that wouldadversely affect the performance or maintainability of indi-vidual components of the overall assembly. The pot,
22、pan, andutensil washing machines shall meet the material, design, andconstruction requirements of NSF/ANSI 3.6.1.2 Corrosion-Resistant SteelCorrosion-resistant steelshall conform to the requirements of any 300 series stainlesssteel specified in 2.1 (see Specification A 167).6.1.3 Corrosion-Resisting
23、 MaterialCorrosion-resistingmaterial is other than corrosion-resistant steel that is equivalentin the pot, pan, and utensil washer application.6.1.4 Nickel-Copper AlloyNickel-copper alloys shall con-form to the requirements of Specification B 127.7. Design and Construction7.1 The pot, pan, and utens
24、il washing machine shall becomplete so that when connected to the specified source ofpower, water supply, heating means (steam or electric), 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 adju
25、stment or service, or both, shall bereadily accessible. The machine shall wash pots, pans, andutensils by means of a water and detergent solution pumpedfrom a tank, and shall final rinse the pots, pans, and utensilswith fresh water from an outside source at 20 6 5 psi flowpressure. Provisions shall
26、be made to fill the wash tank, eitherdirectly from the regular hot water supply with a hand valve, orthrough the booster or solenoid, or both. The wash, dwell, andrinse cycles shall be automatically controlled. A light shall beprovided to indicate when the machine is in operation. Ma-chines shall be
27、 provided with a motor-driven rotary table,constructed of corrosion-resistant steel or other corrosion-resisting material. They shall have an inside working height,including the door height, of not less than 27 in. (686 mm).7.2 Piping, Tubing, Fittings, and Valves (Installation)Connections shall be
28、readily accessible to facilitate installationand maintenance. (See Specifications B 43, B 75, A 120, andA 554.)7.3 Piping and FittingsWater, steam piping, and fittingsshall be of corrosion-resisting material or suitable heat-resisting plastic material. Fresh water supply to the tank shallbe discharg
29、ed not lower than 2 in. (50.8 mm) above themaximum flood level rim, or an effective air gap or vacuumbreaker shall be installed 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 tr
30、unk line requiring only one connection orarranged to permit individual connections to the waste line.7.4 ValvesSteam valves shall 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 perm
31、anently marked to show “open” and“closed” positions, and shall be lever-operated when drainvalve closure is automatic. Fresh 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.
32、1.2), a water pressure reduc-ing valve shall be provided for reducing water pressure to 20 65 psi. (See ANSI 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 assemb
33、ly shallinclude separate wash and rinse pipes located above, below,and on the side of the work.7.6 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.F12030627.7 OverflowThe washer shall have
34、a readily accessibleoverflow drain in the tank. The overflow unit, or cover, whenprovided, shall be removable 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 i
35、n-soluble matter and large pieces of food residue from passinginto the tank. The ledges on which the scrap 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
36、 areinstalled shall be held to a minimum, and in no case will thespace be more than 0.375 in. (9.53 mm).7.9 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 n
37、ecessary. The loading and unloading doorshall be counter-balanced and, when in the open position, shallelectrically 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 smoo
38、th and formed to prevent canting or warping.7.10 Legs (Feet)The washer shall be rigidly constructedand have 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 m
39、m) above the floor for the pass-through modeland 39 to 40 in. (991 to 1016 mm) for the front-load model.7.11 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
40、cast iron or corrosion-resisting material and shall be of such a design as to permitease of accessibility for inspection and removal of foreignitems from the impeller and interior (see Specification A 436).The pump shall either be self-draining or equipped with ameans for draining. The pump suction
41、intake shall be providedwith a strainer or shroud made of corrosion-resisting materials.7.11.3 MotorThe rotary 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
42、 conveyor.7.12 HeatingStyle 1 and 2 machines shall be capable ofmaintaining required temperature levels in 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 p
43、rovided for maintaining the proper water temperaturein the tank. Low water protection shall be provided. Steam 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
44、siphoning. The minimum operating pressure shallbe specified by the manufacturer and the maximum operatingpressure 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-re
45、sisting material. They shallbe provided with temperature regulators (thermostats) formaintaining the proper 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 Stea
46、m BoosterWhen specified meeting NSF/ANSI5 (see 5.1.3), the washer shall be provided with an adjustableautomatic 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 temperatu
47、re without producing steam within eitherthe steam booster or the water supply piping from steambooster to 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. Otherwis
48、e, the steam booster may befurnished separately mounted on its own legs and equippedwith suitable fittings 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 sha
49、ll 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 least 180F (82C) during the rinse cycle.The booster shall be designed to operate with the electricpower characteristics specified. The electric booster may besecurely mounted as an integral part
