225R Owner`s Manual
Contents
1. 314425 Hopper Rear Cover 217 221 222 225 227 314426 Electrical Box Cover 217 225 2134890 Header Decals Purchased By Description DVI Tray state ee ee 744273 Drip Hole u een 558081 Drip Pan Rear rasen aaa 558083 P mp Guard 3147873 Drip Tray GIG 417006 Leg Assembly 217 225 Ser 7027 1156592 28 DECALS Description Part No INCOMING Wires en a ci 324015 Water viciosa 324065 Normal Operation Instructions 324083 Rotating 324103 Danger Shock Hazard Disconnect 324105 Applicable Electrical 00 324106 Caution Hazardous Moving 324107 Turn Off Before Cleaning 324108 Proper Groundind ue 324113 Elect Shock Hazard to power 324125 Hazardous Rotating Blades 2 324141 Clea OMON IRRE 324163 tia 324164 Freezing Refrigeration 2 10 narran 324796 GlEaNnIiNd s2. 324509 Adequate 324548 When ordering safety decals the 50 00 minimum does not apply 29 30 1 STOELTING A Polar Ware Company WARRANTY SOFT SERVE SHAKE FREEZERS Scope Stoelting LLC warrants to the first user the Buyer that the freezer cylinders hoppers compressors drive motors speed reducers auger and auger flights of Stoelting soft serve shake freezers will be free from defects in materials and workmanship under normal use and proper maintenance appearing within five 5 years and that all other components of such equipment manufactured by Stoelting will be free from defects in material and workman ship under normal use and proper maintenance appearing within twelve 12 months after the date that such equipment is originally installed Disclaimer of Other Warranties THIS WARRANTY IS EXCLUSIVE AND STOELTING HEREBY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE Remedies Stoelting s sole obligations and Buyer s sole remedies for any breach of this warranty shall be the repair or at Stoelting s option replacement of the affected component at Stoelting s plant in Kiel Wisconsin or again at Stoelting s option refund of the purchase price of the affected equipment and during the first twelve 12 months of the warranty period deinstal
3. LA AN elle 3 2 9 Remote CONDON en 5 2 4 Mix Pump Installation and Checkout Remote 7 SECTION 3 OPERATING INSTRUCTIONS a O 9 3 2 Salely cats 10 ces e ana ee 11 o PP 11 ee epee ea 11 3 6 Main Drive CLEAN OFE oEn 11 8 7 Fleezing SWICh 11 8 8 Door eine 11 3 9 Remote PUMP tit 11 3 10 Dispense Rate Adjuster au 11 Pressure CUTOUT ae nr 11 Sanitizing PROCS 11 3 13 Initial Freeze Down and Operation ana ae aa ae 12 3 14 Removing Mix From ihe Freezer essen ae 13 3 15 Disassembly and Assembly of Front Door Model 217 237 14 3 16 Disassembly and Assembly of Auger sense iaa 16 3 17 Disassembly and Assembly of Mix Line Adaptor Remote Models 17 3 18 O Ring Removaland Care za 17 3 19 Cleaning of Freezer and Freezer Parts 17 3 20 Sa itize Freezer Palls une 18 SECTION 4 MAINTENANCE INSTRUCTIONS 1 1 FIEeZEer AdUSIMERIS ee ae ee aime 19 4 2 Product Temperature Adjustmen
4. 2 Lubricate the O ring and the inside of the rear seal adapter with a thin film of sanitary lubricant 3 Install the rear seal adapter and seal in order as shown in Figure 16 Figure 16 Auger Assembly Figure 14 Auger Disassembly 4 Lubricate the hex drive end of auger with a small 4 Keep the rear of the auger tipped up once it is amount of white spline lubricant clear of the freezer barrel This prevents the auger seal from falling off NOTE A small container of socket lubricant is shipped with 5 Wipe spline lubricant off hex end rear of auger the freezer with a paper towel 5 Turn springs into the plastic flights See Fig 17 Install first flight to bottom of auger rotate add successive flights from bottom as the auger is pushed slowly into the freezer barrel Carefully engage auger with drive socket in speed reducer by rotating auger slowly and pushing on end of auger The front door will push auger into its final position when the door is tightened down Figure 17 Auger Flight Spring 6 Apply a thin film of sanitary lubricant to the inside and outside of the front auger support bearing then place on the front of the auger Assemble the front support on the auger over the front bear ing 3 17 DISASSEMBLY AND ASSEMBLY OF MIX LINE ADAPTER REMOTE MODELS To aid in the disassembly and assembly of the mix line adaptor refer to Figure 18 in the following steps Figure 18 Mix Line Adapt
5. 4 Repeat steps 2 amp 3 for other located hole centers 5 Mount bracket to cooler wall with supplied wing screws Hand tighten until secure 6 Mount pump to bracket with wing nuts Connect 1 2 1 27 I D plastic food grade tubing to the mix container Secure with hose clamps 5 8 tubing is used with the 219 pump Connect 1 2 1 27 I D plastic food grade tubing between the large port of air mix tee and refrigerated mix transfer line Secure with large hose clamp or equivalent Plug mix pump into a 115 volt grounded receptacle National sanitation foundation compliance require ments Remote Pump In order to comply with the National Sanitation Testing Laboratory Inc NSF code 6 A This unit remote pump must be installed with a NSF listed refrigerated mix transfer line The mix transfer line must be pitched to the cooler with no sags or low points to allow complete drainage Fig 6 The product at the mix pump and in transfer line must be maintained below 41 F 5 0 C C WALK IN COOLER END OF AIR LINE WALK IN COOLER WALL INSULATED JACKET L 3 DIA PVC PIE TO DDD FURNISHED BY CUSTOMER SSS jr FerezerererevereveravatataVavaratatz at PITCH DOWNWARD 1 8 PER FOOT FREEZER MIX PUMP REFRIGERATION UNIT E MIX CONTAINER FOR MIX LIN CDDES NOT REQUIRE AIR BLOWER
6. on a le 1 _ SECTION 2 INSTALLATION 2 1 SHIPMENT AND TRANSIT The freezer has been assembled operated and inspected at the factory For shipment the freezer is placed on skids with small parts placed separately in boxes Upon arrival at the final destination the freezer must be checked for any damage which may have occurred during final transit With the sturdy packaging used the equipment should arrive in satisfactory condition THE CARRIER IS RESPONISIBLE FOR ALL DAMAGE IN TRANSIT WHETHER VISIBLE OR CONCELAED Do not pay the freight bill until you have checked the equipment Have the carrier note any visible damage on the freight bill If concealed damage and or shortage is found later advise the carrier within ten days and request inspection The customer must place claim for damage and or shortages in shipment with the carrier Stoelting Inc cannot make any claims against the carrier 2 2 INSTALLATION Installation of the freezer involves moving the freezer close to its permanent location removing all protective packag ing setting in place and cleaning A Remove all protective packaging Remove the hold down bolts from the wooden pallet and walk freezer off the pallet The freezer is shipped without legs To install legs lift freezer and screw caster extension or leg into the bottom of frame at each corner Refer to caster and leg options in
7. STOELTING SK A Polar Ware Company DQ CHALLENGER SERIES SOFT SERVE amp SHAKE MACHINE OWNER S MANUAL Manual No 513561 June 03 Rev 3 Need Parts or Service Our Technicians are factory trained and are certified in the Stoelting Technicare program CALL A Distributor Phone No Model No Serial No Purchase Date Start Up Date OWNER S MANUAL STOELTING CHALLENGER SERIES SOFT SERVE amp SHAKE FREEZERS This manual provides basic information about the freezer and its components Instructions and suggestions are given covering its basic operation and care The illustrations and specifications are not binding in detail Wereserve the rightto make changes at any time without notice to the freezer and its components without incurring any obligation to equip same on freezer components built prior to date of change DO NOT ATTEMPT to operate the freezer until instructions and safety precautions in this manual are read completely and are thoroughly understood The freezer should be operated only by qualified personnel If problems develop or questions arise in connection with installation operation or servicing of the freezer contact your local Stoelting Distributor STOELTING LLC Tele 920 894 2293 502 Hwy 67 Kiel WI 53042 1600 Fax 920 894 7029 TABLE OF CONTENTS SECTION 1 DESCRIPTION AND SPECIFICATIONS A 1 SS CUNNING rial 1 SECTION 2 INSTALLATION 2 and ee ee 3
8. System low on refrigerant Mix level in hopper is too low EPR valve set too warm EPR valve set too cold Mix pump problem 21 Check power to freezer Wait 15 20 min for motor to reset Check must be 10 of nameplate voltage Raise overrun see pump manual and or product temperature See Sec 4 2 Install front door securely Check power to freezer Push DRIVE RESET lever Check must be 10 of nameplate voltage Check condenser air cooled See Sec 4 4 or water suppy water cooled Install front door securely Adjust temperature See Section 4 2 Fill with fresh product Place Standby Serve Switch in Serve position Adjust temperature See Sec 4 2 Raise overrun See pump manual Check pump pressure Purge air from barrel Change rotation to clockwise Lubricate seal See Sec 3 14B Check See Sec 3 14B Replace shaft Lubricate See Sec 3 12B Replace o rings Remove spigot and check o rings Replace front door Adjust belt tension See Sec 4 3 Replace belts Adjust temperature See Sec 4 2 Check for air leak Add refrigerant Refrigeration Service Keep hopper 1 3 to 1 2 full of mix Remove side panel and locate EPR valve Loosen locknut and turn screw CCW 1 4 turn Retighten locknut Check hopper mix temperature after one hour Adjust another 1 4 turn if necessary Remove side
9. FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES WHETHER FOR BREACH OF WARRANTY OR OTHER CONTRACT BREACH NEGLIGENCE OR OTHER TORT OR ON ANY STRICT LIABILITY THEORY
10. gt OPTIONAL MOUNTING KIT COOLER WALL MOUNTING INSULATIDN WING SCREW SILICONE Figure 6 Mix Transfer Line and Pump Installation SECTION 3 OPERATING INSTRUCTIONS 3 1 Safety Information WARNING Read and understand the entire manual before operating or maintaining Stoelting equipment This Owner s Manual provides the operator with information for the safe operation and maintenance of Stoelting equipment As with any machine there are hazards associated with their operation For this reason safety is emphasized throughout the manual To highlight specific safety information the following safety definitions are provided to assist the reader The purpose of safety symbols is to attract your attention to possible dangers The safety symbols and their explanations deserve your careful attention and understanding The safety warnings do not by themselves eliminate any danger The instructions or warnings they give are not substitutes for proper accident prevention measures SAFETY ALERT SYMBOL Indicates danger warning or caution Attention is required in order to avoid serious personal injury The message that follows the symbol contains important information about safety ER DANGER indicates an imminently hazardous situation which if not avoided will A DANG result in death or serious injury and equipment property damage WARNING indicates a potentially hazardous situation whi
11. the building 4 7 TROUBLESHOOTING The Troubleshooting Table lists the common problems that can occur to the freezer PROBLEM POSSIBLE CAUSE REMEDY Power to freezer is off Drive motor overloaded Low line voltage Drive motor auger kicks out or does not run Compressor does not operate Product too soft Freeze up Product will not dispense easily Rear auger seal leaks Spigot leaks Drive belts slipping or squealing Hopper mix temperature too warm Hopper mix temperature too cold sides frozen Mix pump does not run properly Product too hard Front door not installed securely Power to freezer if off Drive motor overloaded Low line voltage Compressor internal overload is cut out Front door not installed securely 1 2 3 Temperature setting is too high Product break down Standby Serve Switch in Standby position Temperature setting is too low 1 2 Low overrun setting 3 4 5 Low pump pressure Large air pocket in barrel Auger turning counter clockwise Rear auger seal not lubricated Seal missing or installed wrong Worn or scratched shaft Spigot parts are not lubricated Chipped or worn o rings O rings on spigot installed wrong Nicks or scratched on front door where spigot is located Drive belt tension not correct Worn belt s Temperature setting is too low Low overrun
12. the freezer or for storing the freezer over any long period of shutdown time A Clean thoroughly with warm detergent all parts that come in contact with mix Rinse in clear water and dry all parts Do not sanitize NOTE Do not let cleaning solution stand in freezer barrel hopper pan or mix pump during the shutdown pe riod B Remove disassembly and clean the front door auger shaft and mix pump Leave disassembled during the shutdown period C Place plastic auger flights in a plastic bag with a moist paper towel This will prevent flights from becoming brittle if exposed to dry air over an extedned period of time over 30 days A CAUTION Hearing Protection Required This procedure emits a loud noise Wear proper hearing protection Failure to wear proper hearing protection may result in permanent hearing loss D Forwater cooled freezers that are left in unheated buildings or buildings subject to freezing the water must be shut off and disconnected Disconnect fittings at water valve inlet and water outlet lines at frame The fittings are located at the rear of the freezer Runthe compressor for 2 3 minutes to open water valve Blow out all water first through water inlet then through water outlet lines with air or carbon dioxide Also drain water supply line to the freezer m Place the mix pump ON OFF switch and the POWER switch in the OFF position Disconnect from the source of input of electrical supply in
13. 0 A higher mix supply temperature a lower product temperature or a lower overrun will result in a reduced draw rate Also some mixes with a high water content will result in reduced draw rates 2 possible to overdraw if the dispense rate exceeds the freezer s designed freezing capac ity for extended periods If the freezer is over drawn the result will be a soft product and an air popping sound heard at the freezing cylinder During normal operation it is not necessary to be overly concerned about capacity But if there is an order for six shakes at one time each using 9 ounces 26 liters of product it should be considered as 54 ounces 1 60 liters of product Approximately two minutes must be allowed for a drawing of this volume Experienced operators will notice when the freezer is beginning to fall behind and will slow down the rate of draw so as not to exceed the capacity Shake refrigeration Model 225R is automatically actuated when the spigot is opened To start the spinner rotating you must depress the foot pedal some models When dispensing a product open the spigot fully quickly and completely filling the cup in one operation Slow dispensing or progres sively filling the cup in several steps may result in undesirable redution in product temperature After dispensing a product the freezer will run for 5 20 seconds to freeze new product that has entered the barrel 1 The shake freezer is designed
14. 1 Rear Auger Seal 26 SPINNER PARTS 225 Shake 227 Drawing Part Index No Number Description 1 482039 2 Black Knob Shake Guard 2 3120092 1 Spinner Guard 3 2120090 1 Spinner Swing Shield 4 2132222 1 Top Splash Cover Insert 5 696146 1 Spring Clip 6 3143866 1 Spinner 7 624535 1 O ring 8 653035 1 Thumb Screw Belt Guard 9 2143042 1 Left Belt Guard 10 2143041 1 Right Belt Guard 11 2119118 1 Spinner Bearing w Bracket 12 599102 1 Pulley 13 150914 1 Spinner V Belt Ser 0 7805 14 See Motor Nameplate 1 Spinner Motor PARTS NOT SHOWN 15 1110127 2 Hinge Pin Swing Shield 16 1113185 2 Hinge Pin Retainer Swing Shield 17 1130236 1 Delrin Pin Top Splash Cover 27 MISCELLANEOUS PARTS Description Part No Haynes Spray 12 02 508017 Petro Gel Tube 4 02 508135 Splinekubricant 2 02 zer 508048 Brush 4 16 oc 56 208135 Brush 2 5 KAX 208146 Brush 25 tia 208380 Brust 1X357 X ticas 208465 Liquid Level oa a 2119012 ACCESS Doorw o ee S 1134884 01 ACCESS Door ia 2170739 Adaptor mix Line Remote 0 001111 1177366 Adaptor 555 en en nahen 624607 Adaptor LOCK ehe 696130 Hopper Front
15. 20 F water Allow sanitizer to contact the surfaces to be sanitized for 5 minutes Any sanitizer must be used only in accordance with the manufacturer s instructions NOTE Stoelting has found that stera sheen green label sanitizer and cleaner does an effective job of prop erly sanitizing and cleaning soft serve freezers A sample is included with each new freezer Read di rections on packet for more information Other prod ucts may be as effective CAUTION PROLONGED CONTACT OF SANITIZER WITH FREEZER MAY CAUSE CORROSION OF STAIN LESS STEEL PARTS ANY DISINFECTANT MUST BE USED ONLY IN ACCORDANCE WITH THE MANUFACTURER S INSTRUCTIONS IN GENERAL SANITIZING MAY BE CONDUCTED AS FOLLOWS Clean and lubricate parts Use a sanitizer mixed according to manufacturer s instructions to provide a 100 parts per million strength solution Mix sanitizer in quantities of no less than 2 gallons 7 5 liters of 120 water Allow the sani tizer to contact the surfaces to be sanitized for 5 minutes Figure 9 Air Bleed Sanitizer must be used only in accordance with the manufacturer s instructions Pour into hopper hop per models or storage container remote models Place the mix pump switch in the ON position and open air bleed valve on the front door by pushing valve in and holding See Fig 9 Let sanitizing solution fill the freezer barrel to air bleed valve then close the valve by pulling out to lock in place
16. 2146293 1 Spigot Extension 2 217 225 18 624655 1 Spigot O ring 19 624645 1 Spigot Extension O ring 20 3152581 1 Spigot White 217 225 21 624677 2 Spigot O ring 22 1143021 02 1 Front Door 217 225 23 482035 2 Knob Black Parts Not Shown 624677 O ring Spigot Extension 237 2157892 Spigot Extension 1 5 217 225 2177072 Spigot Extension 1 5 237 2146293 Spigot Extension 2 1 217 225 2177073 Spigot Extension 2 5 237 2143024 Spigot Extension 3 217 225 2177074 Spigot Extension 3 237 232732 Rosette Cap NOTE If you are replacing a front door without side grooves you must order the extensions and rosettes also 24 Number 3156992 3157854 3157855 2156997 2156999 2157850 221619 1154703 625440 482039 482004 U 37 SPIGOT BREAKDOWN Ser 7124 Plus Description Cam Assy Center Cam Assy Right Cam Assy Left Handle Center Handle Left Handle Right Bushing Spacer Washer Ring Retaining 1 00 Dia Knob Handle Knob Spigot Body Adjustment Drawing Index No AUGER PARTS Part Number Description 2104552 1 Front Auger Support 149003 1 Front Auger Support Bushing 381804 2 Auger Flight 694255 2 Spring 4151178 1 Auger Shaft 624678 1 Rear Seal O ring 1151859 1 Rear Seal Adaptor 667868
17. Figure 1 Option A Casters A WARNING FREEZER MUST NOT BE ALLOWED TO TIP MORE THAN 10 FAILURE TO HEED THIS WARN ING COULD RESULT IN THE FREEZER FALLING ON IT S SIDE CAUSING SERIOUS DAMAGE OR INJURY To level turn the top part of the caster or the bottom part of the leg in or out Then level by placing a level on top of the freezer at each corner NOTE Leveling is necessary for correct freezer drainage D freezers allow a minimum of 6 inches of space at the front and rear for air circulation For efficient operation the room temperature should not be be low 60 F 16 C or above 90 F 32 C E For water cooled freezers install a minimum of 1 2 inch pipe or 5 8 inch inside diameter copper water line to the freezer The water line must be connected a manner that will comply with local codes and allow adequate room for servicing NOTE All external plumbing is to be supplied by the customer Water lines connect to fittings at the rear of the freezer See Fig 2 Connect the clean potable water inlet to water source using flexible high water pressure line Ordinary garden hose is not recommended Connect the water out let to flexible plastic tubing The outlet can be secured to floor drain as the outlet is clean warm water Option B Casters amp Extensions Figure 1 Caster Optio
18. ION IS NO ACCIDENT observe these F Disconnect electrical power for maintenance rules Never attempt to repair or perform maintenance A Knowthe freezer Read and understand the operat the freezer until the main electrical power has been ing instructions disconnected B Notice all warning labels on the freezer G Do not operate under unsafe operating condi tions Never operate this freezer if unusual or exces C Wear proper clothing Avoid loose fitting garments sivenois e or vibrationioccurs and remove watches rings or jewelry which could cause a serious accident CAUTION ROTATING SHAFT MACHINE MUST TURNED OFF AT MAIN DRIVE SWITCH WHEN WORKING IN THIS AREA Al DANGER ELECTRIC SHOCK HAZARD TWO SEPERATE POWER SOURCES DISCONNECT BOTH FROM SOURCE OF ELECTRICAL SUPPLY IN BUILDING BEFORE SERVICING UNIT 324125 ATTENTION FREEZER REQUIRES ADEQUATE VENTILATION LOUVERED PANELS REQUIRE 6 CLEARANCE FOR FREE FLOW OF AIR OR WARRANTY WILL VOIDED CONSULT OWNERS MANUAL FOR COMPLETE INFORMATION e IMPORTANT NOTICE 10 OPERATOR BEFORE INSTALLING EQUIPMENT READ THE CUSTOMER INSTRUCTION AND SERVICE MANUAL CAREFULLY AUTOMATICALLY NOTE OF ALL INSTRUCTION AND CAUTION TAKE DECALS ON THIS EQUIPMENT GO OVER THE MANUAL THOROUGHLY AND POINT QUT ALL DECALS TO YOUR EMPLOYEES SO THEY UNDERSTAND HOW SAFELY OPERATE THIS EQUIPMENT DO
19. NOT REMOVE OR PAINT OVER ANY DECALS THEY ARE THERE FOR YOUR SAFETY 723526 CAUTION ELECTRIC WIRING MATERIALS ARRANGEMENT amp GROUNDING MUST CONFORM WITH NATIONAL AND OTHER APPLICABLE ELEC CODES 324106 DANGER ELECTRIC SHOCK HAZARD CAUTION HAZARDOUS MOVING PARTS DO NOT OPERATE UNIT WITH QUTER COVERING REMOVED CAUTION 324107 TWO SEPERATE POWER SOURCES DISCONNEOT POTA ERIM SURE CAUTION TURN MACHINE OFF BUILDING BEFORE SERVICING UNIT Dorn OPERATE UNID ASSEMBLING TOR CLEANING FRONT DOOR SPIGOT REMOVED 324125 OR SERVICING ar Figure 7 Warning Label Locations 10 3 3 OPERATING CONTROLS It is required that the operator know the function of each control or component on the freezer before operating Refer to Fig 8 for the location of the operating controls 3 4 SPIGOT SWITCH The SPIGOT SWITCH will automatically activate the au ger drive and refrigeration system when the spigot switch is opened to draw product 3 5 DRIVE MOTOR OVERLOAD The internal DRIVE MOTOR OVERLOAD will trip if the drive motor is overloaded It will reset after approximately 10 12 minutes If the drive motor continues to trip refer to troubleshooting 3 6 POWER SWITCH Clean Off Serve The POWER switch is a three position toggle switch used to control the operation of the refrigerati
20. Place the MAIN DRIVE switch in the CLEAN position F Check for leaks at three points when the freezer barrel is first pressurized with sanitizing solution 1 Check for leaks at the plastic front door O rings may not be sealing 2 Open access door on the side panel Make sure the rear seal is not leaking 3 Check in the hopper hopper models to see that no bubbles are around the discharge end of the mix transfer tube G Using asanitized soft bristle brush or equivalent dipped in sanitizing solution clean mix container remote models or sides of hopper exterior of pump and underside of hopper cover hopper models H After five minutes open spigot to expel sanitizing solution Drain all solution from freezer Close the spigot and place the mix pump switch and the POWER switch in the OFF position The freezer is now sanitized and ready for adding mix 3 13 INITIAL FREEZE DOWN AND OPERATION This section covers the recommended operating proce dures to be followed for the safe operation of the freezer A Sanitize just prior to use according to instructions in section 3 11 B Prepare the desired amount of mix and then fill hop per hopper models or storage container remote models with approximately three gallons 11 liters or more of mix NOTE Hopper models must not be filled to more than 2 5 cm from the top Figure 10 Pump Switch Place the mix pump switch located on the mix pump in th
21. ain completely L Repeat steps E K using mild detergent solution M Repeat steps E K using 120 to 130 F 49 54 C hot rinse water 3 15 DISASSEMBLY AND ASSEMBLY OF FRONT DOOR MODEL 217 AND 237R To aid in the disassembly of the front door refer to Figure 11 and the following steps CAUTION TURN FREEZER OFF AT MAIN DRIVE SWITCH BEFORE DISASSEMBLING FOR CLEANING OR SERVICING A Disassembly of front door 1 Remove the front door by unscrewing the black knobs CAUTION HAZARDOUS ROTATING BLADES DO NOT OP ERATE UNIT WITH FRONT DOOR OR SPIGOT REMOVED Model 217 225 Front Door d INSIDE spigot Figure 11 Front Door Disassembly 14 2 Remove the air bleed valve by unscrewing the knob while holding the valve stem from behind Remove the compression spring and push air bleed valve through the rear of the front door 3 Pull lock pin out of spigot handle then remove spigot handle 217 225 Remove the spigot from the bottom of the front door 4 Remove the door seal O ring air bleed valve o ring and spigot O rings Section 3 15 describes the correct procedure for O ring removal identifi cation and care B Assembly of front door NOTE Petrol gel sanitary lubricant or equivalent must be used when lubrication of parts is specified 1 Assemble O rings onto the spigot and extension dry without lubrication Then apply a thin film of sanitary lubricant to the outside of the O rings and spigot bo
22. can be observed through the transparent front door 10 Move the spigot handles to the closed position 217 225 11 the model 225 you must first remove the spin ner guard assembly Model 225R by removing the two black knobs and pulling the spinner guard off the freezer Remove the spinner by removing and pulling spinner down Fig 12 Figure 12 Spinner Assembly 000 Figure 13 Auger with Rubber Rear Seal 3 16 DISASSEMBLY AND ASSEMBLY OF 6 Remove the rear seal assembly AUGER To aid in the disassembly and assembly of the auger 7 After proper cleaning inspect plastic parts and refer to Figure 13 the following steps rear seal parts for wear and damage See Fig CAUTION 18 TURN FREEZER OFF MAIN DRIVE SWITCH BEFORE DISASSEMBLING FOR CLEANING AND SERVICING Diassembly of auger 1 Remove the front auger support by pulling it straight out of the freezer barrel 2 Remove the plastic bearing from the front auger support 3 Remove the auger by pulling slowly and rotating Figure 15 Plastic Parts out of the freezer barrel As the auger is with drawn remove each plastic flight and spring from Assembly of Auger the auger Fig 14 NOTE NOTE Petro Gel sanitary lubricant or equivalent must be Be careful not to scratch inside of the freezer barrel used when lubrication of parts is specified when removing flights or augers 1 Install O ring onto auger shaft dry withoutlubrica tion
23. ch if not avoided may A WARNING result in death or serious injury and equipment property damage AN CAUTION CAUTION indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury and equipment property damage CAUTION indicates a potentially hazardous situation which if not avoided may CAUTION result in equipment property damage NOTICE indicates information or procedures that relate directly or indirectly to the safety or personnel or equipment property NOTICE Safety Labels Take notice of all warning labels on the freezer refer to Figure 7 The labels have been put there to help you maintain a safe working environment The labels have been designed to withstand washing and cleaning All labels must remain legible for the life of the freezer Labels should be checked periodically to be sure they have not been damaged or removed and that they can be recognized as warning labels If you are in need of replacement labels contact the authorized Stoelting distributor in your area 3 2 SAFETY PRECAUTIONS D Maintain a clean work area Avoid accidents by Do not attempt to operate the freezer until the safety pre cleaning the area and keeping it clean cautions and operating instructions in the manual are read completely and are thoroughly understood Stay alert at all times Know which switch push button or control you are about to use and what effect it is going to have SAFE OPERAT
24. de of the building A Connect 230 60HZ 1 PH to run the 1 6 2 8 AMP fan motor Connect refrigerant lines Use 3 8 inch 9 52 cm O D copper line only Trap hot gas line as shown Fig 5 Do not trap liquid line at all If condenser is below the freezer no traps are required Fig 5 NOTE Maximum line length is 50 feet 15 24 meters 1 2 GROUNDED CONDUIT THRU ROOF TO CONDENSING UNIT LOCATION 4 16 WIRES 3 8 INSULATED LIQUID LINE 3 8 DISCHARGE LINE 3 8 INSULATED LIQUID LINE 3 8 DISCHARGE LINE WALL MOUNTED DISCONNECT SWITCH NOTE 4 amp 5 NOTE ANCHOR REFRIGERATION LINES TO FRAMING P TRAPS REQUIRED EVERY 10 OF VERTICAL RISE HORIZONTAL DISCHARGE LINES PITCHED 1 2 PER 10 OF RUN TOWARD CONDENSER Figure 5 Remote Condenser 2 4 U3 MIX PUMP INSTALLATION AND CHECKOUT D REMOTE MODELS Follow the steps below to install the mix pump in an upright position on the wall allow clearance for a mix container under pump See Fig 6 1 Mount by locating four 4 hole centers on cooler wall using mounting bracket as template A CAUTION KNOW THE COOLER S WALL DESIGN BEFORE DRILLING TO PREVENT PERSONAL INJURY OR PROPERTY DAMAGE 2 Drill four 4 1 2 diameter holes into cooler wall 3 4 deep 3 Insert well nut to flange and apply silicone seal ant around outside diameter of flange and cooler wall
25. dies 2 Install the spigots through the bottom of the front door Groove in center spigot must line up with stainless steel pin 237R 3 Install the spigot handles onto the spigots Be sure red dots on spigots and dots on spigot handles are lined up before installing lock pins 217 225 4 Assemble the air bleed valve O ring onto the air bleed valves Position the O ring in the groove close to the wide part Apply a thin film of sani tary lubricant to the O rings 5 Insert the air bleed valves from the back of the front door Install compression springs onto air bleed valves then screw on knobs finger tight 6 Apply a thin film of sanitary lubricant to the door seal O rings and fit into the grooves on the rear of the front door 7 Before installing front door onto freezer turn spigots to open position This step will eliminate any interference between the lock pins on door and spigot switch levers 217 225 only 8 Place the front door assembly on the mounting studs and push front door against the freezer care fully NOTE Position the front door support on auger so legs do not interfere with the pin on the back of the front door assembly Front door must push auger in slightly when it is being tightened to prevent the rear seal from leaking 9 Secure front door assembly by placing the knobs on the studs and alternately tightening opposite corners until finger tight only Do not overtighten Proper O ring seal
26. e ON position Immediately open the spigot and let approximately 8 ounces 2 liters of liquid mix with sanitizing solution drain out of the spigot NOTE Model 237R freezers have pump switches located on the side of the upper front panel See Fig 10 D Close the spigot and open the air bleed valve on the front door by pushing the valve in and holding Allow the barrel to fill until the mix level is 1 2 inch 12 7 mm below air bleed valve then release valve and pull closed to lock in place E Start the compressor and drive motor by placing the main drive switch in the SERVE position F The product will be ready to serve after the compres sor has cycled on and off repeatedly orin approxi mately 12 minutes for soft serve and 30 minutes for shake G Softserve refrigeration 217 237R is automati cally actuated when the spigot is opened For nor mal dispensing open the spigot no more than 90 This is when the handle knob is pointing directly away from the front door This position provides excellent control over the product and aids in making desired shaped portions Close the spigot completely after dispensing 1 The soft serve freezer is designed to dispense the product at the constant draw rate of one pint 47 liters every 37 seconds This rate assumes the mix is supplied to the freezing cylinder at 41 F 5 0 C or less and the product is dispensed at 17 F 8 3 C or higher with a nominal over run of 4
27. ep 17 A AP A 19 21 BeltAdjustMeni ee ee ee ee oe 19 SECTION 1 DESCRIPTION AND SPECIFICATIONS 1 1 DESCRIPTION The Stoelting Challenger pressurized freezers are available in water cooled or air cooled versions completely self contained or with remote condensers Some models are available with built in hoppers or remote mix pump feed Freezers are equipped with fully automatic controls to provide for consistent temperature and uniformity of product Refer to Mix Pump Manual for complete information on the operation ofthe mix pump 1 2 SPECIFICATIONS DESCRIPTION Single Barrel Soft Serve Hopper Pump Style Single Barrel Soft Serve Remote Pump Style Single Barrel with Spinner Shake Remote Pump Style Twin Barrel with Twist Soft Serve Remote Pump Style The above models include a 2 HP drive motor with a 2 5 HP soft serve and 2 0 HP shake compressor Self contained freezers have 6 5 gallon 24 7 liter hopper per side with a Stoelting model 219 mix pump MODEL WIDTH DEPTH HEIGHT NET WT in cm in cm in cm Ib kg ELECTRICAL REQUIREMENTS Domestic 1 Phase 230 volt or 3 phase 208 230 volts 60 hertz are available Refer to electrical nameplate at the rear of the freezer for specific requirements Wiring diagram is in information packet located behind left side panel or front header panel gt gt e er u o a
28. er NOTE Relieve pressure before disassembly Place mix pump OFF and main drive switch in the CLEAN po sition Open spigot and operate until mix does not dispense A Disassembly of Mix Line Adaptor 1 Remove the mix line adaptor by pulling clip and lifting adaptor straight out 2 Remove the O rings for cleaning Section 3 15 describes the correct procedure for O ring removal identification and care B Assembly of Mix Line Adaptor 1 Onremote pump freezers assemble O rings and install mix line adaptor Apply sanitary lubricant to the outside of O rings 3 18 O RING REMOVAL AND CARE Worn or damaged o ring seals must be replaced to insure proper operation To prevent undue damage to these seals be sure to apply lubricant where required and avoid twist ing O rings during assembly Worn or damaged O rings or twisted O rings will cause air and or mix leakage To remove O rings from parts for cleaning or servicing refer to Fig 19 and follow the following steps A Remove all lubricant from O ring using a clean paper towel Remove O ring by squeezing upward with a dry cloth as shown in Fig 19 When a loop is formed use your other hand and roll the O ring out of the groove Figure 19 Removing O rings NOTE Do not use any type of sharp object to remove O ring 3 19CLEANING OF FREEZER AND FREEZER PARTS A high quality grade of stainless steel has been used on the freezer to ease clean up To remove spilled o
29. ethod is to clean with a condenser brush and vacuum NOTE If the condenser is not kept clean loss of refrigera tion efficiency will result 4 5 PREVENTATIVE MAINTENANCE Itis recommended that a preventative maintenance sched ule be followed to keep the freezer clean and operating properly The following steps are suggested as a preven tative maintenance guide Awarnine High voltage will shock burn or cause death Turn off and lock out main power disconnect before servicing Do not operate machine with cabinet panels re moved The United States Department of Agriculture and the Food and Drug Administration require that lubricants used in food zones be certified for this use Use lubricants only in accordance with the manufacturer s instructions A Daily Checks Check for any unusual noise or condition and repair immediately MonthChecks Awwarnine Moving belts and pulleys can crush and dismember Do not operate machine with cabinet panels re moved 1 Check drive belts for wear and tighten belts if necessary Refer to Section 4 3 2 Check the condenser for dirt Refer to Section 4 4 WARNING Hazardous Voltage Disconnect all electric power before servicing Follow proper lockout tagout procedures to ensure the power cannot be inadvertently energized Failure to disconnect power before servicing could result in death or serious injury 20 4 6 EXTENDED STORAGE Refer to the following steps for winterizing
30. h a 208V supply the transformer must be rewired Remove the left and right side panel to access A CAUTION ELECTRICAL TECHNICIANS MUST BE CONTINU OUSLY ALERT TO THE PRACTICE OF ALL NEC ESSARY SAFETY RULES AND PRECAUTIONS WHEN SERVICING THIS EQUIPMENT AS VOLT AGES ARE PRESENT WHICH CAN CAUSE SERI OUS OR FATAL INJURY ELECTRICAL WIRING MATERIALS ARRANGE MENT AND GROUNDING MUST CONFORM WITH NATIONAL AND OTHER APPLICABLE ELECTRI CAL CODES Figure 4 Auger Shaft Rotation power called wild or high must be connected to L2 in the junction box H Remote fed freezers require an approved 1 2 inch 12 7 mm I D refrigerated mix transfer tube from mix pump in walk in cooler to mix inlet at top of freezer Clamp both ends of tubing Support to prevent sagging and to promote total drainage when not in use NOTE Refer to the mix pump manual for complete infor mation on the operation of the mix pump 2 3 REMOTE CONDENSER The remote condenser can be installed either indoors or outdoors without additional protection required Horizon tal installation requires the liquid line connection to be made at the bottom of the coil There should be no ob structions to the fan within five feet of the discharge NOTE There must be an adequate supply of ambient air below 120 F 49 Operating above this tem perature will result in loss of capacity Guard against recirculation due to discharge into an overhang roof or the si
31. ith cabinet panels removed Remove either side panel B Press firmly on one belt See Figure 21 When the tension is properly adjusted the outside of the depressed belt should be approximately in line with the inside of the other belt Figure 21 Belt Adjustment Model 237 Shown D Ifan adjustment is necessary loosen jam nut on motor adjustment plate Then tighten or loosen ad justing nut for proper tension and tighten jam nut On Model 237R you must loosen the four motor plate retaining nuts NOTE Belt life will be increased if new drive belts are tight ened after two or three weeks of operation 4 4 CONDENSER CLEANING AIR COOLED FREEZERS N CAUTION Hearing Protection Required This procedure emits a loud noise Wear proper hearing protection Failure to wear proper hearing protection may result in permanent hearing loss The condenser requires periodic cleaning To clean the condenser referto the following steps NOTE Some freezers have a condenser filter To clean remove and wash in warm soapy water Rinse in clean water and shake dry taking care not to dam age filter in any way A Visually inspectthe condenser for dirt Remove front panel on self contained freezers Ifthe condenser is dirty place a wet towel over the front of the condenser C Using compressed air or CO2 tank blow out the dirt from the back of the condenser Most of the dirt will cling to the wet towel D An alternative m
32. lation reinstallation of the affected component from into the equipment Those obligations remedies are subject to the conditions that Buyer a signs and returns to Stoelting upon installation the Checklist Warranty Registration Card for the affected equipment b gives Stoelting prompt written notice of any claimed breach of warranty within the applicable warranty period and c delivers the affected equipment to Stoelting or its designated service location in its original packaging crating also within that period Buyer shall bear the cost and risk of shipping to and from Stoelting s plant or designated service location Exclusions and Limitations This warranty does not extend to parts sometimes called wear parts which are generally expected to deteriorate and to require replacement as equipment is used including as examples but not intended to be limited to o rings auger seals auger support bushings and drive belts All such parts are sold AS IS Further Stoelting shall not be responsible to provide any remedy under this warranty with respect to any compo nent that fails by reason of negligence abnormal use misuse or abuse use with parts or equipment not manufac tured or supplied by Stoelting or damage in transit THE REMEDIES SET FORTH IN THIS WARRANTY SHALL BE THE SOLE LIABIL ITY STOELTING AND THE EXCLUSIVE REMEDY OF BUYER WITH RESPECT TO EQUIPMENT SUPPLIED BY STOELTING AND IN NO EVENT SHALL STOELT ING BE LIABLE
33. ng solution then remove and let air dry Assembly freezer parts Refer to Sections 3 12B 3 13B for the assembly of freezer parts NOTE Any cleaning procedure must always be followed by sanitizing the assembled freezer before filling with mix SECTION 4 MAINTENANCE INSTRUCTIONS 4 1 FREEZERADJUSTMENT This section is intended to provide maintenance personnel with a general understanding of the freezer adjustments It is recommended that any adjustments in this section be made by a qualified person 4 2 PRODUCT TEMPERATURE ADJUSTMENT A potentiometer is used to control the product tempera ture To change the temperature of the product follow the steps below A Remove the two screws under each corner of the header display sign then pull sign out and down NOTE Removal of inside electrical box cover if present is not necessary when making temperature adjustments B Useascrew driver to make desired adjustment A label near the potentiometer will give complete in structions See Fig 20 4 3 DRIVE BELT TENSION ADJUSTMENT To check belt tension refer to Figure 21 and follow the steps below BWARNING Disconnect all electric power before servicing Follow proper lockout tagout procedures to ensure the power cannot be inadvertently energized Failure to disconnect power before servicing could result in death or serious injury AQWARNING Moving belts and pulleys can crush and dismember Do not operate machine w
34. ns For Models DQ217 217R 225R 237R 3 CAUTION ING ELECTRIC SHOCK HAZARD TWO SEPARATE POWER SOURCES DISCONNECT BOTH FROM SOURCE OF ELECTRICAL SUPPLY IN BUILDING BEFORE SERVICING UNIT Figure 2 Water Connections ATTENTION INSTALLER J PM high or wild leg to 1 2 only Figure 3 Electrical Connections A CAUTION FLUSH ALL WATER LINES BEFORE INSTALLA TION IN NEW STORES WITH SEDIMENT IN WATER ADD SUITABLE FILTER OR STRAINER TO WATER INLET FAILURE TO FLUSH ALL WATER LINES MAY RESULT IN EQUIPMENT FAILURE AND EQUIPMENT DAMAGE Refer to nameplate atthe side of the freezer for Check the auger shaft rotation by placing the MAIN DRIVE switch in the CLEAN position Auger shaft rotation is clockwise as viewed through the clear plas tic front door If the rotation is not clockwise turn main electrical power OFF Then reverse any two electrical power lines in the junction box three phase only Recheck auger shaft rotation Fig 4 NOTE specific electrical requirements Connect electrical power to the junction box at the rear of the freezer Bring wires into junction box through access hole in Three phase freezers in areas of unbalanced elec trical loads require special attention when connect ing input electrical power The unbalanced leg of bottom rear of freezer Fig 3 ATTENTION The 24V AC pilot circuit is wired for a 240V supply If this freezer is installed in a location wit
35. on system and auger When the switch is placed in the CLEAN position the refrigeration system will be off and the auger will ro tate for cleaning When the switch is placed in the OFF position the refrig eration system and the auger are inoperative When the switch is placed in the SERVE position the refrigeration system and auger will be controlled automatically The switch must be placed in the SERVE position for normal operation 3 7 FREEZING SWITCH The FREEZING switch is a two position toggle switch used to control the operation of the auger drive and refrigeration system When the switch is placed in the MAXIMUM po sition the freezer will continue to run for a minimum of 30 seconds after the spigot is closed This time cycle pro vides make up cooling periods of heavy dispensing Heavy dispensing is drawing more than 18 ounces 53 liters one minute When the switch is placed in the NORMAL position the freezer will continue to run for a minimum of 5 seconds after the spigot is closed This time cycle is to be used during periods of normal dispensing Normal dispensing is drawing less than 18 ounce 53 liters in one minute NOTE Do not leave the switch in the MAXIMUM position during slow or moderate dispensing as the product temperature will become too cold 3 8 DOOR INTERLOCK SWITCH When the door is securely fastened the freezer will oper ate normally When the door is removed the drive and compressor will not r
36. ooling 3 14 REMOVING MIX FROM THE FREEZER This cleaning procedure must be followed each time the freezer is to be shut off for an extended period such as overnight or on non business days A B C Place the mix pump in the OFF position Pull pickup hose from mix source Draw desired frozen mix from freezer Close spigot Place POWER switch in CLEAN position 20 min utes maximum Allow the mix to agitate in freezer barrel until the mix has become a liquid D Place the mix pump the ON position Open spigot and pump liquid mix through the freezer When empty place main drive switch and the mix pump switches in the OFF position E Close spigot and fill hopper hopper models with approximately two gallons of cold tap water NOTE On remote models place mix pump suction tube into the pail of cold tap water F Open air bleed valve on the front door by pushing valve in and holding G Place the mix pump switch in the ON position Let the cold water fill freezer to air bleed valve then close the valve by pulling out to lock in place Place the main drive switch in the CLEAN position J Allow water to agitate until the inside surface of front door has rinsed clean Model 237R Front Door O Ring place extension CASTLE TYPE ONLY Open spigot to expel water When the hopper or pail is empty place the mix pump switch and main drive switch in the OFF position Allow freezer barrel to dr
37. panel and locate EPR valve Loosen locknut and turn screw CW1 4 turn Retighten locknut Check hopper mix temperature after one hour Adjust another 1 4 turn if necessary See mix pump manual 22 SECTION 5 HOW TO ORDER REPLACEMENT PARTS 5 1 HOW TO ORDER REPLACEMENT PARTS To assure the receipt of the proper replacement parts supply your serviceperson with the following information Modelnumber of equipment Serialnumber of model stamped on nameplate C Partnumber part name and quantity needed NOTE Minimum billing is 50 00 Net 5 2 PARTS LIST AND REFERENCE DRAWINGS The following lists and drawings will aid the user when ordering parts or servicing 23 00 WEA FRONT DOOR PARTS 217 225 Ser 7806 Plus Model 237 Ser 7124 Plus Drawing Quantity Index No Part No 217 225 237 Description 1 2177427 1 Front Door w Pins 2 1158091 1 Actuator Door Safety 3 3159696 2 Spigot Outside 4 3158086 1 Spigot Center 5 624598 4 O ring 6 624664 1 O ring 7 625133 1 2 O ring Front Door 8 508135 Lubricant Petro Gel 9 482019 4 Knob Front Door 10 624614 2 O ring 11 624520 1 2 O ring Air Bleed Valve 12 694200 1 2 Spring Air Bleed Valve 13 482004 1 2 Knob Air Bleed Black 14 2110116 1 2 Stem Air Bleed Valve 15 1107123 1 Spigot Handle 16 570998 1 Retaining Pin 17
38. r dried mix from the exterior simply wash in warm soapy water and wipe dry The use of soft water is recommended Do not use highly abrasive materials as they will mar the finish To clean the freezer parts disassemble all parts Refer to Sec 3 11 3 17 for the disassembly of freezer parts Place all parts in warm mild detergent water and wash thoroughly Rinse all parts with clean hot water The use of soft water is recommended along with dishwashing detergents such as Joy Dawn or equivalent NOTE Take care not to damage parts by dropping or rough handling Wash hopper hopper models feed tube remote models and freezer barrel with warm detergent water and brushes provided Rinse with clean hot water NOTE On remote models feed tube must be cleaned from top and from the inside of the barrel using the 1 1 2 x 30 brush provided Clean the rear seal surface from the inside of the freezer barrel Remove the rear drip tray by opening access door on side panel Clean and replace drip tray 3 20 SANITIZE FREEZER PARTS A Use asanitizer mixed according to manufacturer s instructions to provide a 100 parts per million strength solution Mix sanitizer in quantities of no less than 2 gallons 7 5 liters of 120 F water Allow the sanitizer to contact the surfaces to be sanitized for 5 minutes Any sanitizer must be used only in accordance with the manufacturer s instructions Place all partsinthe sanitizi
39. t esse Re 19 4 3 Drive Belt Tension 1 sen ee se 19 4 4 Condenser Cleaning Air Cooled Freezers 4 19 4 5 Preventative UNM ANOS da 20 4 G Extended Storage id rrr rere 20 A 20 SECTION 5 HOW TO ORDER PARTS 5 1 How To Order Replace ment Parts zes neue 23 5 2 Parts List and Reference Drawings a Einen 23 LIST OF ILLUSTRATIONS Figure Title Page 1 Caster Options A EI 3 2 Wale CONNOR 4 3 Electrical Connections e sie 4 4 AugerShaftRotation era 5 5 Remote Condenser ci 6 6 Mix Transfer Line amp Pump Installation 8 7 Warning Locations 10 8 Operating SOM NS tt 11 9 o ane ee 12 TO PAN rer 12 11 Front Door Disassembly ses it 14 Spinner ASSIM ee ee nee 15 13 Auger with Rubber Rear 16 14 Auger Disassembly 2 16 15 Plastic see 16 16 AUGERASSEIMDIV aa 16 17 A ger Flight Spring ee een 17 18 Mix Line Adapter euer een 17 FSU WN NGS acc
40. to dispense the product at a constant draw rate of one pint 47 liters every 19 seconds This rate assumes the mix is supplied to the freezing cylinder at 41 F 5 0 C or less and the product is dispensed at 27 F 3 3 C or higher with a nominal overrun of 50 55 A higher mix supply temperature a lower product temperature or a lower overrun will result in a reduced draw rate 2 Itis possible to overdraw if rate is exceeded for extended periods If the freezer is overdrawn the result will be a soft product and an air popping sound heard at the freezing cylin der During normal operation it is not nec essary to be overly concerned about capacity But if there is an order for six shakes at one time each using 9 ounces 26 liters of product it should be considered as 54 ounces 1 60 liters of product Experienced operators will notice when the freezer is beginning to fall behind and will slow down the rate of draw so as not to exceed the capacity Air cooled self contained shake and soft serve freez ers are designed to operate in 90 F 32 C maxi mum ambient air temperature Higher temperatures will result in reduced capacity On hopper models when the float in the liquid level indicator is all the way down there is approximately two gallons 7 57 liters of mix left in the hopper If mix runs out excessive overrun will result in air pops and unsalable product Keep the hopper full at night to aid in proper c
41. un 3 9 REMOTE PUMP SWITCH The OFF ON REMOTE PUMP SWITCH is a two position switch When wired in series with the model 219 or U3 REMOTE PUMP OFF pump operation can be controlled from the front of the freezer With the 219 or U3 REMOTE PUMP OFF ON SWITCH in the ON position place the OFF ON pump switch in the ON position and the pump will start Place the OFF ON switch in the OFF position and the pump will stop 3 10 DISPENSE RATE ADJUSTER The dispense rate adjuster limits the opening of the spigot To adjust product dispense rate turn the adjusting knob clockwise for slower flow and counter clockwise for faster flow 3 11 HIGH PRESSURE CUT OUT If the head pressure exceeds 405 PSIG the high head pressure cut out will trip The reset button can be ac cessed from the lower front of the freezer 3 12 SANITIZING PROCEDURES For sanitizing to be effective it must be performed after the mix pump and freezer parts have been cleaned and just prior to filling the hopper or storage container with mix Sanitizing the night before is not effective When sanitizing the freezer refer to local sanitary regula tions for applicable codes and recommended sanitizing products and procedures The frequency of sanitizing must comply with local health regulations Mix sanitizer ac cording to manufacturer s instructions to provide a 100 parts per million strength solution Mix sanitizer in quan tities of no less than 2 gallons 7 5 liters of 1
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