H.C. Duke & Son, Inc.
P/N 184662 August 1999
Printed in U.S.A.
OPERATOR'S MANUAL
with
ILLUSTRATED PARTS LIST
TWIN TWIST
SOFT SERVE FREEZER
MODEL 957R
184662 - 8/99
Page 1: ...H C Duke Son Inc P N 184662 August 1999 Printed in U S A OPERATOR S MANUAL with ILLUSTRATED PARTS LIST TWIN TWIST SOFT SERVE FREEZER MODEL 957R 184662 8 99...
Page 2: ...i DUKE Model 957R Soft Serve Freezer All contents Copyright 1999 H C Duke Son Inc 2116 Eighth Avenue East Moline Illinois 61244 i Operator s Manual for the Soft Serve Twist Freezer Model 957R...
Page 3: ...ls on the freezer may or may not have the safety alert symbol but the message is the same Decals with the words DANGER WARNING or CAU TION appear on the 957R DANGER identifies the most serious hazard...
Page 4: ...to identify the decal and call or write to H C Duke Son Inc DO NOT attempt to operate the 957R Twin Twist Soft Serve Freezer until you read and understand all safety messages and the operating instruc...
Page 5: ...iodically to be sure they can be recognized as warning labels If it is necessary to replace any label please contact International Dairy Queen IDQ Inc When ready to order you will need to determine th...
Page 6: ...tarts automatically Do not operate with panel removed P N 165126 P N 165025 1 Before removing dispense head 1 Turn all control switches to OFF and 2 Disconnect all power supplies Unit may have more th...
Page 7: ...tricalConnections 3 3 3 3 3 3 3 3 3 3 SPECIFICATIONS SPECIFICATIONS SPECIFICATIONS SPECIFICATIONS SPECIFICATIONS 4 4 4 4 4 3 1Particulars 3 1Particulars 3 1Particulars 3 1Particulars 3 1Particulars 4...
Page 8: ...ing the Frozen DQ Product 24 24 24 24 24 10 3ProductTemperature 10 3ProductTemperature 10 3ProductTemperature 10 3ProductTemperature 10 3ProductTemperature 25 25 25 25 25 10 4Overrun 10 4Overrun 10 4O...
Page 9: ...l not compensate for or correct any assembly or priming errors made during the initial start up Therefore it is extremely important to follow the assembly and priming procedures detailed in this manua...
Page 10: ...n 2 Remove the shipping bolts on the bottom of the freezer figure 2 1 and install either the legs or casters figure 2 2 CAUTION All materials and connections must conform to local requirements and be...
Page 11: ...reezer 2 4 Electrical Connections CAUTION To prevent accidental electrical shock a receptacle with a positive earth ground is required 1 Double freezers with two compressors require one power supply f...
Page 12: ...back panel of each freezer 957R Width in cm 16 40 6 Height in cm 58 147 3 Depth in cm 36 91 4 Weight lbs kg 680 308 4 Compressor 2 H P 9500 BTUH 1 5 kw Motor 2 8 kw Cooling BeaterMotor 2 H P 1 5 kw Re...
Page 13: ...n as you receive the 957R The item num bers encircled below correspond with the callout numbers above IMPORTANT Complete for reference 1 Model Number _______________ 2 Serial Number _______________ 3...
Page 14: ...rom the cylinder whenpriming 10 O RING PLUG Seals the air relief plug in the head 1 HEAD Encloses the freezing cylinder and provides an opening for product to be dispensed NOTE Beater Motors will not...
Page 15: ...16 REMOTEMIXTRANSFER RMT SYSTEMwithShelf Accessory Transfers mix and air from cooler to the freezing cylinder See RMTmanual Part Names and Functions cont d 11 SHAFT BEATER Rotates in the freezing cyli...
Page 16: ...motor and refrigeration unit This is the normal operating position IMPORTANT DO NOT use the AUTO position with water or sanitizer in the cylinder The freezer will be damaged Figure 5 1 CAUTION Test op...
Page 17: ...is in the normal operating mode and or when removing product from the cylinder B OFF Right Position In this position the pump will not operate 15 to 9 C when product is being dispensed at 18 F 8 C 5 3...
Page 18: ...ained from a neutral and one leg of power from the freezer do not use these outlets for equipment requiring more than 5 amps This is a 115v receptacle provided for mix pumps or spindles 5 7 Outlet 7 O...
Page 19: ...allowing any pressurized product cleaning solution or air to escape 4 Open the spigots completely by pulling handles fully to the left Following these steps will assure that the system is depressuriz...
Page 20: ...Sanitizer Sample approved sani tizer Stera Sheen also available in 4 lb jar 6 1 Cleaning Accessories 1 Hose Spigot Drain attaches to spigot for draining product into bucket 2 Brush Cylinder 4 inch dia...
Page 21: ...is product in the freezer refer to Closing Procedures Draining Product 2 Remove the spigot rods by lifting up and swinging the bottom out and down Remove hand knobs and pull the dispensing head strai...
Page 22: ...g and sanitizing the freezer 1 Prepare a three compartment sink for washing rinsing and sanitizing parts removed from the freezer per applicable local health codes Also prepare a clean surface to air...
Page 23: ...a The mix containers hoses and bag adaptors if used b The dispense head spigot openings center spigot ports O ring grooves dispense nozzles and mix ports Figure 6 4 c The shaft cup seals bushings and...
Page 24: ...itizing the parts must remain fully im mersed in the sanitizer for 5 minutes Allow parts to air dry after sanitizing 4 Use the sanitizing solution and brush to thoroughly brush the mix feed tubes from...
Page 25: ...install the cup seals and O rings on the bushings Apply a moderate amount of approved sanitary lubricant such as Lubri Film to the O ring and the face of the plastic bushings opposite the bell portio...
Page 26: ...the air relief plugs Insert the plugs in the head assembly IMPORTANT ALWAYS make sure the cylinder bushing is positioned on the beater shaft properly Operating the freezer with a missing or badly wor...
Page 27: ...attack freezer components CAUTION The RMT will be pressurized during operation Make sure all components and fasteners are secure before start up 1 Prepare 4 gallons 15 2 liters of sanitizing solution...
Page 28: ...r and sets the proper overrun for the first cylinder of product To prime the freezer follow these steps 8 2 Priming Figure 8 1 continued 11 Leaving the spigots open turn the selector switches to the O...
Page 29: ...the selector switches to AUTO 11 Allow the freezer to cycle for 15 minutes The product should now be ready to serve 12 The product temperature should be 18 F 8 C and have an overrun of 40 45 If the t...
Page 30: ...ed a freeze up may occur and cause damage to the freezer 1 To dispense product grasp the spigot handle hold the container which is to be filled with product below the spigot and slowly open the spigot...
Page 31: ...nitize 10 Insert the pickup tubes into the sani tizer solution 11 Open the spigots and open the air relief plugs by pulling up until the plugs 9 1 Draining Product At the end of each day of operation...
Page 32: ...between 17 and 18 5 F 8 and 7 C It should have an overrun of 40 to 45 Its appearance should be dry and appear much 1 StandardapprovedDairyQueen mix weight is approximately 9 25 lbs per gallon 1 1 kil...
Page 33: ...aintain a product 10 3 Product Temperature Weight of liquid mix minus weight of frozen product Divide the difference by the frozen weight Example Weight of one pint of mix 18 oz Weight of one pint fro...
Page 34: ...rmit the use of rerun 2 Rerun product is unable to accept the same amount of air as fresh product therefore you cannot produce a quality product with rerun mix Product may appear grainy and icy and op...
Page 35: ...es in Grams of Overrun 13 7 388 4 35 13 6 385 5 36 13 5 382 7 37 13 4 379 9 38 13 3 377 39 13 2 374 2 40 13 1 371 4 41 13 0 368 5 42 12 9 365 7 43 12 8 362 9 44 12 7 360 45 12 6 357 2 46 12 5 354 3 47...
Page 36: ...drive opening CAUTION To prevent bacteria growth remove all O rings when cleaning Failure to do so could create a health hazard 1STMONTHOFOPERATION 1 Have gear reducer oil changed The initial gear re...
Page 37: ...e freezing cylinder Severe personal injury could result F Look inside the freezing cylinder toward the rear The beater drive shaft should NOT be turning Turn the switches off and disconnect the main p...
Page 38: ...ed service techni cian for service USE ONLY ORIGINAL OR AUTHORIZED REPLACEMENT PARTS WITH THIS FREEZER SeeyourIllustratedReplacementPartsManual Shouldyouhaveanyquestionsonitemsthatarenotincludedinthis...
Page 39: ...y an authorized service technician CAUTION To avoid electrical shock or contact with moving parts make sure all switches are in the OFF position and that the main power supply is disconnected Some fre...
Page 40: ...ter motor out on overolad 3 Press overload reset button Check product temperature and overrun Call your authorized service company for service 4 Off on high pressure cut out control 4 Contact your aut...
Page 41: ...es to get colder 1 Spigot switch rod engaged 1 Close spigot completely 2 Spigot switch out of adjustment or defective 2 Contact your authorized service company for service 3 Faulty thermostat or bulb...
Page 42: ...sembly is not installed 1 Install head assembly 2 Magnetic head switch defective 2 Contact your local authorized service company 3 Component failure 3 Contact your local authorized service company Com...
Page 43: ...UALITY PARTS PROTECT YOUR EQUIPMENT REPLACEMENT PARTS MANUAL TWIN TWIST SOFT SERVE FREEZER MODEL 957R 184662 01 8 99 KEEP YOUR FREEZER IN EXCELLENT CONDITION ALWAYS CONTACT H C DUKE AND SON FOR REPLAC...
Page 44: ...arts Orders Youmusthavetheserialnumberofyourfreezerwhenorderingparts partsmaydifferwitha particularserialnumberofthesamemodel Partsarelistedoneachpageusingterminologythatbestfitsthefunctionofthepart I...
Page 45: ...Side 3 159295 O Ring Spigot 4 160584 O Ring Extension 5 136794 Rod Spigot 6 162625 Knob Hand 6A 114341 01 Stud Ass y 3 3 16 7 136713 Extension Spigot Cakes 7A 137870 Adapter YogurtNozzle NotShown 7B 1...
Page 46: ...tem Part No Description 1 150106 Contactor Compressor 1A 150108 CoilOnly Item Part No Description 1 114752 Beater Shaft 2 137334 Blade 3 111875 ShaftSealComplete 3A 160557 Cup Seal 3B 133098 Bushing S...
Page 47: ...15 Timer ForceFreeze 3A 162604 Knob Timer 4 115524 Lever Ass y Reset 4A 115523 Lever Reset 4B 159036 Button Reset 4C 160001 Screw Lever 5 113903 Switch Ass y Spigot Side 5A 150456 Switch Spigot 6 1592...
Page 48: ...r 7 160303 Ring Retaining 8 113902 Bracket Mtg 9 113901 Bracket Adjusting 10 160267 Screw 8 32 x 7 8 11 160102 Nut 8 32 12 115744 Insulator 12 135744 Insulator Switch Item Part No Description 114486 S...
Page 49: ...Seal Slow Speed 2 ea req per side 6 153053 Seal High Speed 2 ea req per side 7 153349 Gear Bronze 1 ea req per side 8 153350 Shaft Slow Speed 1 ea req per side 153000 Output Shaft Assembly Slow Speed...
Page 50: ...184662 01 6 Use only original or authorized replacement parts with this freezer DUKE Model 957R Soft Serve Freezer Figure 7 957R Freezer Breakdown 1 of 2...
Page 51: ...Flare 155059 Glass Sight Sweat 6 155040 Receiver Tank Self contained unit Flare 155057 Receiver Tank Self contained unit Sweat 6A 155042 Receiver Tank Remote Air Cooled Flare 155064 Receiver Tank Remo...
Page 52: ...ir 2 151072 Motor Fan 50W 230V 60Hz 3 159029 Blade Fan 11 Dia 36 4 155454 Valve Head Pressure Control 5 150732 Box Electric 2 3 4 x 4 1 2 x 2 6 117197 Bracket Assy Electric Box 7 153415 Flange Refr Co...
Page 53: ...Dispense 7 115004 01 Tube Drain 7A 199016 Grommet Drain Tube 8 115346 Panel Welded Front Stepped 9 136944 Panel Lower Front 9A 160372 Screw Lower Front Panel Trim Strip 9B 159132 Nut Speed Lower Fron...
Page 54: ...1 2 Handle 158077 Brush 9 16 Dia w 36 Handle Drain Tube 162105 Caster With Brake 162106 Caster Without Brake 184208 Chart O Ring Laminated 158051 Cup Aluminum Overrun One Pint 136567 Hose Spigot Drain...
Page 55: ...M DUKE M DUKE Model odel odel odel odel 957R S 957R S 957R S 957R S 957R Soft Serve Freezer oft Serve Freezer oft Serve Freezer oft Serve Freezer oft Serve Freezer Use only original or authorized repl...
Page 56: ...M M Model odel odel odel odel 9 9 9 9 957R Soft Serve Freezer 57R Soft Serve Freezer 57R Soft Serve Freezer 57R Soft Serve Freezer 57R Soft Serve Freezer 184662 01 Use only original or authorized repl...
