Stoelting E112 User's Manual
Contents
1. 9 3 9 Auger Assembly 10 3 10 Stator Assembly 10 3 11 Door Assembly 10 1 Figure 1 2 Freezer Specifications SECTION 1 DESCRIPTION AND SPECIFICATIONS 1 1 DESCRIPTION The Stoelting E112 counter freezer is gravity fed The freezer is equipped with fully automatic controls to provide a uniform product The freezer is designed to operate with almost any type of shake or frozen beverage mix This manual is designed to assist qualified service personnel and operators in the installation operation and mainte nance of the Stoelting E112 gravity freezer Figure 1 1 Model E112 2 MODEL E112 COUNTER MODEL GRAVITY FREEZER DIMENSIONS Freezer 15 1 4 33 8 cm wide x 31 15 16 81 1 cm deep x 30 3 8 77 2 cm high Crated 17 1 2 44 4 cm wide x 36 1 2 92 7 cm deep x 35 88 9 cm high WEIGHT Freezer 250 lbs 140 kg Crated 270 lbs 125 kg ELECTRICAL Description E112 37 E112 307 Voltage AC 1 PH 115V 60Hz 1 PH 220V 50Hz Total Run Amps 16 00 9 00 Drive Motor 1 2 HP 1 2 HP Use 20 amp HACR circuit breaker Automatic circuit built into electronic control protec2. Stator Support Bushing 1 2183445 Stator Bar 1 2183449 Auger Support Bushing 1 2183475 Auger 1 2183737 Torque Rod 1 2183739 Spigot 1 WARRANTY SOFT SERVE SHAKE FREEZERS 1 Scope Stoelting LLC warrants to the first user the Buyer that the freezer cylinders hoppers compressors drive motors speed reducers augers 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 workmanship under normal use and proper maintenance appearing within twelve 12 months after the date that such equipment is originally installed 2 Disclaimer of Other Warranties THIS WARRANTY IS EXCLUSIVE AND STOELTING HEREBY DISCLAIMS ANY IMPLIED WAR RANTY OF MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE 3 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 deinstallation reinstallation of the affected component from into the equipment Those obliga tions re
3. When the switch is in the CLEAN position all refrigeration will stop and the auger will start rotating C ADD MIX and MIX OUT Lights The ADD MIX light will illuminate and the MIX OUT light will flash to alert the operator to a low mix condition It does so by monitoring the mix level in the hopper When the ADD MIX light is lit and the MIX OUT light is flashing refill hopper immediately If both the ADD MIX light and the MIX OUT light are flashing either the refrigeration system has been running for 30 minutes continuously or the control does not sense the drive motor The refrigeration will run on timers until service can be performed NOTE Failure to refill hopper immediately may result in op erational problems D Consistency Adjustment Knob The Consistency Adjustment Knob increases or decreases product consistency by changing the amount of torque needed to complete a refrigeration cycle Turn the knob clockwise to increase consistency E Front Door Safety Switch The front door safety switch prevents the auger from turning when the front door is removed The switch is open when the door is not in place and closed when the door is properly installed F Autofill Kit Part 2183807 Optional The autofill kit is used with a pump to keep the hopper filled The autofill kit is for use with non potentially hazardous food substances non dairy Stoelting offers many pumps that work with the autofill kit such as t
4. 2 Freeze up Auger will not turn 3 Not tensioned properly 1 Replace drive belt 2 Turn CLEAN OFF ON switch to OFF middle position for 15 minutes then restart 3 Adjust belt tension Low overrun 1 Auger is assembled incorrectly 2 Mix inlet regulator missing 3 Mix inlet regulator o ring missing 4 Mix inlet regulator air tube blocked 5 Product breakdown 1 Remove mix clean sanitize and freeze down with fresh mix 2 Replace mix inlet regulator 3 Replace mix inlet regulator o ring 4 Clean with sanitized brush 5 Fill freezer with fresh product Rear auger seal leaks 1 Outside surface of rear auger seal is lubricated 2 Rear seal missing or damaged 3 Seal o ring missing damaged or installed incorrectly 4 Worn or scratched auger shaft 1 Clean lubricant from outside of rear seal lubricate inside of seal and reinstall 2 Check or replace 3 Check or replace 4 Replace auger shaft Front door leaks 1 Front door knobs are loose 2 Spigot parts are not lubricated 3 Chipped or worn spigot o rings 4 O rings or spigot installed wrong 5 Inner spigot hole in front door nicked or scratched 1 Tighten knobs 2 See Section 3 3 Replace o rings 4 Remove spigot and check o ring 5 Replace front door 17 SECTION 5 REPLACEMENT PARTS 5 1 HOW TO ORDER PARTS To assure receipt of the proper replacement parts supply your dealer or distributor with the following in
5. F Connect the power cord to the proper power supply The plug is designed for 115 volt 20 amp duty Check the nameplate on your freezer for proper supply The unit must be connected to a properly grounded receptacle The electrical cord furnished as part of the freezer has a three prong grounding type plug The use of an extension cord is not recommended if necessary use one with a size 12 gauge or heavier with ground wire Do not use an adapter to bypass grounding requirement Refer to Figure 2 2 CAUTION Failure to provide adequate ventilation will void war ranty WARNING Do not alter or deform electrical plug in any way Altering the plug to fit into an outlet of different con figuration may cause fire risk of electrical shock product damage and will void warranty Figure 2 2 Electrical Plug 5 Figure 3 1 Freezer Controls 3 1 OPERATOR S SAFETY PRECAUTIONS SAFE OPERATION IS NO ACCIDENT observe these rules A Know the freezer Read and understand the Operating Instructions B Notice all warning labels on the freezer C Wear proper clothing Avoid loose fitting garments and remove watches rings or jewelry which could cause a serious accident D Maintain a clean work area Avoid accidents by cleaning up the area and keeping it clean E 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 F Disconnect electrical cord
6. NEGLIGENCE OR OTHER TORT OR ON ANY STRICT LIABILITY THEORY
7. these products are very effective for removing HIGH levels of milkstone they are not ideal for two reasons 1 PRODUCT SAFETY Strong acids are dangerous chemicals and handling them requires safety 2 MACHINE DAMAGE Strong acids will attack metal and rubber causing premature wear of parts The use of a delimer needs to be closely monitored to avoid damage to machine surfaces and parts With proper daily use of STERA SHEEN or its equivalent there is no need for the use of a DELIMER DO NOT USE BLEACH BLEACH HAS ABSOLUTELY NO CLEANING PROPERTIES BLEACH IS CORROSIVE It can and will damage components of the machine causing premature wear and metal corrosion GENERAL PURPOSE CLEANERS General purpose cleaners do not have the ability to remove milkstone Milkstone will become a problem if not remedied with additional products and procedures THE USE OF CHLORINE TEST STRIPS Test strips are used to determine concentrations of active chlorine in sanitizing solutions To use the strips tear off a small portion and submerge it into the sanitizing solution Then compare the color change to the color key on the side of the test strip dispenser to determine the approximate chlorine concentration The ideal concentration of chlorine needs to be 100 ppm as stated by the FDA NOTE Follow the directions on the container for proper con centration There are two main factors that contribute to falling
8. 32 to 43 C water Any sanitizer must be used only in accordance with the manufacturer s instructions B If using a shake mix place the mix inlet regulator into hopper If using a slush mix the mix inlet regulator is not required C Place the switch in the CLEAN position Check for leaks D Clean sides of hopper mix inlet regulator and underside of hopper cover using a soft bristle brush dipped in the sanitizing solution Refer to Figure 3 2 CAUTION Do not allow sanitizer to remain in contact with stain less steel freezer parts for prolonged periods Pro longed contact of sanitizer with freezer may cause corrosion of stainless steel parts Figure 3 3 Sanitizing Hopper 7 E After five minutes place a bucket under the spigot and open spigot to drain sanitizing solution Place the switch in the OFF middle position Loosen freezer door and allow the freezing cylinder to drain completely Re tighten door F If using a shake mix install the mix inlet regulator into hopper Refer to Figure 3 3 If using a slush mix the mix inlet regulator is not required 3 4 FREEZE DOWN AND OPERATION This section covers the recommended operating proce dures for the safe operation of the freezer A Sanitize just prior to use B Place the switch in the OFF middle position NOTE Make sure the mix inlet regulator is in place before adding shake mixes This is not necessary for slush mixes C Pour ap
9. Freezer 7 3 7 Cleaning The Freezer 7 3 8 Disassembly of Freezer Parts 8 3 9 Cleaning The Freezer Parts 9 3 10 Sanitize Freezer and Freezer Parts 9 3 11 Assembly of Freezer 9 3 12 Routine Cleaning 10 3 13 Preventive Maintenance 10 3 14 Extended Storage 13 4 TROUBLESHOOTING CHARTS 4 1 Mix Light Indicators 14 4 2 Troubleshooting Charts 14 5 REPLACEMENT PARTS 15 TABLE OF CONTENTS LIST OF I
10. ION 4 TROUBLESHOOTING 4 1 MIX LIGHT INDICATORS The following chart shows all possible mix light indicator combinations along with the cause and operation of the freezer 4 2 TROUBLESHOOTING PROBLEM POSSIBLE CAUSE REMEDY Freezer does not run 1 Power to freezer is off 2 Blown fuse or tripped circuit 3 Freeze up auger will not turn 4 High pressure cut out tripped 5 Front door not in place 1 Supply power to freezer 2 Replace or reset 3 Turn CLEAN OFF ON switch to OFF middle position for 15 minutes then restart 4 Wait until automatic reset for freezer to start 5 Assemble front door in place Freezer will not shut off 1 Not enough mix in hopper 2 Drive belt failure 3 Consistency temperature setting is too firm 4 Refrigeration problem 1 Fill hopper with mix 2 Replace drive belt 3 Turn Consistency Adjustment knob counter clockwise 4 Check system Call distributor for service Product is too firm 1 No mix in hopper 2 Consistency temperature setting is too firm 1 Fill hopper with mix 2 Turn Consistency Adjustment knob counter clockwise ADD MIX OFF ON MIX OUT OFF FLASHING Conditions Normal operation mode Mix below deep sensor Refrigeration has been running for 30 minutes Drive Motor Failure Operation Normal Timers Timers Timers Corrective Action N A Add mix Contact Service Technician Contact Service Technician Shallow sens
11. LLUSTRATIONS FIGURE TITLE PAGE 1 1 Model E112 Freezer 1 1 2 Freezer Specifications 1 2 1 Warning Label Locations 3 2 2 Electrical Plug 4 3 1 Freezer Controls 5 3 2 Sanitizing Hopper 6 3 3 Mix Inlet Regulator 6 3 4 Spigot Assembly 8 3 5 Spigot and Ice Breaker Bar Removal 8 3 6 Removing O ring 8 3 7 Cleaning Freezer Cylinder 9 3 8 Auger Rear Seal
12. Model E112 OWNER S MANUAL Manual No 513613 Rev 1 October 2006 This manual provides basic information about the freezer Instructions and suggestions are given covering its operation and care The illustrations and specifications are not binding in detail We reserve the right to make changes to the freezer without notice and without incurring any obligation to modify or provide new parts for freezers 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 If problems develop or questions arise in connection with installation operation or servicing of the freezer contact the company at the following location STOELTING LLC Ph 800 558 5807 502 Hwy 67 Kiel WI 53042 Fax 920 894 7029 Owner s Manual For E112 Stoelting Counter Model Gravity Freezer Shake and Frozen Beverage Safety Alert Symbol This 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 Signal Word Signal words are distinctive words used throughout this manual that alert the reader to the existence and relative degree of a hazard CAUTION The signal word CAUTION indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury and equipment prope
13. an add to costs for replace ment parts or possibly more expensive repairs if worn machine parts are not replaced once they have become excessively worn Important Differences Between Cleaning and Sanitizing CLEANING vs SANITIZING It is important to distinguish between cleaning and sanitiz ing Although these terms may sound synonymous they are not BOTH are required for adequate food safety and proper machine maintenance CLEANING Is the removal of soil materials from a surface Is a prerequisite for effective sanitizing NOTE An UNCLEAN surface will harbor bacteria that can defy sanitizing efforts Bacteria can develop and resist sanitizing efforts within a layer of soil material milkstone Thorough cleaning proce dures that involve milkstone removal are critical for opera tors of frozen dessert machines SANITIZING Kills bacteria Can be effective on clean surfaces only NOTE Using a SANITIZER on an unclean surface will not guarantee a clean and safe frozen dessert machine Proper Daily Maintenance The Only Way to Assure Food Safety and Product Quality Proper daily maintenance can involve a wide variety of products and procedures Overall the products and proce dures fall into three separate categories Please note that this is a brief overview intended for informational purposes only 1 CLEANING This involves draining mix from the freezing cylinder and rinsing the ma
14. chine with water Next a cleaner is run through the machine Then the machine is disassembled and removable parts are taken to the sink for cleaning 2 MILKSTONE REMOVAL Since almost all cleaners do not have the ability to remove milkstone the use of a delimer becomes necessary Although this procedure may not be needed on a daily basis it will usually follow the cleaning procedure It requires letting a delimer solution soak in the machine for an extended period of time Individual parts are also soaked in a deliming solution for an extended period of time more about delimers in Additional Information 3 SANITIZING After the machine has been cleaned and contains no milkstone the machine is reassembled Then a FDA approved sanitizing solution is run through the machine to kill bacteria The machine is then ready for food preparation As a recommended cleaner and sanitizer for your frozen dessert machine STERA SHEEN has proven to be one of the best daily maintenance products for CLEANING Thorough removal of all solids includ ing butterfat and milk fat 12 MILKSTONE REMOVAL Complete removal of milkstone SANITIZING FDA approved no rinse sanitizer for food contact surfaces Additional Information THE USE OF DELIMERS A delimer is a strong acid that has the ability to dissolve milkstone This type of chemical may become necessary once high levels of milkstone have developed While
15. chlorine concentrations in a sanitizing solution 1 PRODUCT USE As the chlorine in the solution is being used chlorine concentrations fall 2 TIME As time passes small amounts of chlorine evaporate from the solution That is why you can smell it Sanitizing solutions should not be allowed to fall below 100 ppm chlorine New solutions should be mixed once old solutions become ineffective B DAILY 1 The exterior should be kept clean at all times to preserve the luster of the stainless steel A mild alkaline cleaner is recommended Use a soft cloth or sponge to apply the cleaner C WEEKLY 1 Check o rings and rear seal for excessive wear and replace if necessary 2 Remove the drip tray by gently lifting up to disengage from the support and pulling out Clean behind the drip tray and front of the freezer with a soap solution D QUARTERLY The air cooled condenser is a copper tube and aluminum fin type Condensing is totally dependent upon airflow A plugged condenser filter condenser or restrictions in the louvered panel will restrict airflow This will lower the capacity of the system and damage the compressor The condenser must be kept clean of dirt and grease The freezer must have a minimum of 3 7 5 cm of ventilation on the right and left sides of the unit for free flow of air Make sure the freezer is not pulling over 100 F 37 C air from other equipment in the area The wate
16. d through the hole in stator bar K Install the front door onto the freezer NOTE When installing door onto freezer torque rod must be placed in the center of metal torque actuator arm L Install the knobs on the freezer studs M Look for the proper seal between the freezing cylinder quad ring and front door N Insert spigot handle so hole lines up and insert spigot pin O Install the mix inlet regulator into the hopper if using shake mix If using slush mix the mix inlet Figure 3 9 Auger Assembly CAUTION Do not place the mix inlet regulator into the hopper before installing the auger Attempting to install the auger with the mix inlet regulator in place will dam age the mix inlet regulator CAUTION Overtightening or uneven tensioning of circular knobs may cause damage to front door and cause leaking Hand tighten knobs evenly Figure 3 10 Door and Stator Assembly 11 regulator is not required P Install hopper cover drain tray drip tray and drip tray grid 3 12 ROUTINE CLEANING To remove spilled or dried mix from the freezer exterior wash in the direction of the finish with warm soapy water and wipe dry Do not use highly abrasive materials as they will mar the finish 3 13 PREVENTIVE MAINTENANCE Stoelting recommends that a maintenance schedule be followed to keep the freezer clean and operating properly Cleaning and Sanitizing Information Special consideration is required whe
17. erving temperature varies from one manufacturer s mix to another Shake and stackable slush mixes provide satisfactory product from 24 to 28 F 4 to 2 C When checking the temperature stir the thermometer in the frozen product to obtain an accurate reading Old mix or mix that has been stored at elevated tempera tures will produce poor quality product with a bad taste and unacceptable appearance To retard bacteria growth in dairy based mixes the best storage temperature range is between 36 to 40 F 2 2 to 4 4 C Some shake mixes tend to foam more than others If foam appears in the hopper skim off with a sanitized utensil and discard Periodically stir the mix in the hopper with a sanitized utensil to help prevent excess foam 3 6 REMOVING MIX FROM FREEZER To remove the mix from the freezer refer to the following steps A If removing shake mix pull the mix inlet regulator straight up and remove it from the hopper B Place the switch in the CLEAN position to rotate the auger Allow the mix to agitate in freezing cylinder until the mix has become liquid about 5 minutes C Drain the liquid mix by opening the spigot A container should be placed under the spigot to collect the liquid mix D Place the switch in the OFF middle position 3 7 CLEANING THE FREEZER NOTE The frequency of cleaning the freezer and freezer parts must comply with local health regulations After the mix has been re
18. for maintenance Never attempt to repair or perform maintenance on the freezer until the main electrical power has been disconnected G Do not operate under unsafe operating conditions Never operate the freezer if unusual or excessive noise or vibration occurs 3 2 OPERATING CONTROLS AND INDICATORS Before operating the freezer it is required that the operator know the function of each operating control Refer to Figure 3 1 for the location of the operating controls on the freezer A Spigot Switch The spigot switch will automatically start the auger drive and refrigeration systems when the spigot is opened to dispense product When the spigot is closed the drive motor and compressor will remain on until the product in the freezing cylinder reaches the proper consistency SECTION 3 INITIAL SETUP AND OPERATION Consistency Adjustment Knob CLEAN OFF ON Switch ADD MIX Light MIX OUT Light WARNING High voltage will shock burn or cause death The CLEAN OFF ON switch must be placed in the OFF middle position prior to disassembling for cleaning or servicing Do not operate machine with cabinet panels removed 6 B CLEAN OFF ON Switch The CLEAN OFF ON switch is used to supply power to the control circuit When the switch is in the OFF middle position power will not be supplied to the control board or refrigeration system When the switch is in the ON position the freezer will operate in the freezing mode
19. formation A Model number of equipment B Serial number of model stamped on nameplate C Part number part name and quantity needed Common part names and numbers are listed in this manual Part Description 208135 Brush 4 X 8 X 16 Barrel 208380 Brush 1 4 X 14 X 3 208401 Brush 1 X 3 X 10 208467 Brush 3 8 x 1 x 5 324105 Decal Caution Electrical Shock Hazard 324106 Decal Caution Electrical Wiring Materials 324107 Decal Caution Hazardous Moving Parts 324141 Decal Caution Rotating Blades 324208 Decal Attention Refrigerant Leak Check 324509 Decal Cleaning Instructions 324566 Decal Wired According To 324584 Decal Adequate Ventilation 3 324686 Decal Danger Automatic Start 324803 Decal Domed Stoelting Logo Large Header Panel 324804 Decal Domed Stoelting Swirl Header Panel 324825 Decal Main Freezer Power 508048 Spline Lubricant 2 oz Squeeze Tube 508135 Petrol Gel 4 oz Tube BRUSHES DECALS AND LUBRICATION 18 E112 REPLACEMENT PARTS 19 E112 REPLACEMENT PARTS Part Description Qty 162165 Scraper Blade 2 336546 Molded Door 1 482019 Black Knob 4 570196 Pin Door 1 624545 O Ring Stator Bar 1 624644 O Ring Spigot Bottom 1 624645 O Ring Spigot Top 1 624678 O Ring Rear Seal 1 625310 Quad Ring Front Door 1 666786 Rear Seal 1 2183099 Ice Breaker Bar 1 2183444
20. he flow jet pump part 4177349 G Light Kit Part 2183800 Optional The light kit is installed behind the header panel and illuminates a translucent header panel 3 3 SANITIZING Sanitizing must be done after the freezer is cleaned and just before the hopper is filled with mix Sanitizing the night before is not effective However you should always clean the freezer and parts after each use The United States Department of Agriculture and the Food and Drug Administration require that all cleaning and sanitizing solutions used with food pro cessing equipment be certified for this use 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 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 90 to 110 F 32 to 43 C 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 In general sanitizing may be conducted as follows A Prepare Stera Sheen Green Label Sanitizer or equivalent according to manufacturer s instructions to provide a 100ppm strength solution Mix the sanitizer in quantities of no less than 2 gallons of 90 to 110 F
21. ing transit With the method of packaging used the freezer should arrive in excellent condition THE CARRIER IS RESPON SIBLE FOR ALL DAMAGE IN TRANSIT WHETHER VIS IBLE OR CONCEALED Do not pay the freight bill until the freezer has been checked for damage Have the carrier note any visible damage on the freight bill If concealed damage and or shortage is found later advise the carrier within 10 days and request inspection The customer must place claim for damages and or shortages in shipment with the carrier Stoelting Inc cannot make any claims against the carrier 2 3 FREEZER INSTALLATION Installation of the freezer involves moving the freezer close to its permanent location removing all crating setting in place assembling parts and cleaning A Uncrate the freezer B Lift freezer and screw on legs B Accurate leveling is necessary for correct drainage of freezer barrel and to insure correct overrun Place a bubble level on top of the freezer at each corner to check for level condition If adjustment is necessary level the freezer by turning the bottom part of each leg in or out C The freezer is equipped with an air cooled condenser and requires correct ventilation The bottom of the freezer is the air intake and the sides are discharge Both sides must have 3 clearance D Make sure the switch is in the OFF middle position E Install drip tray support drip tray drip tray grid and drain tray
22. instructions A Assemble all o rings onto parts dry without lubrication Then apply a thin film of sanitary lubrication to exposed surfaces of the o rings Also apply a thin film of sanitary lubricant inside and outside of front auger support bushing and to the inside and outside of stator support bushing B Assemble the rear seal onto the auger with the large end to the rear Be sure the o ring is in place before installing the rear seal Refer to Figure 3 8 C Put a small amount of white Hex Drive Anti Seize spline lube on the hex end of the auger shaft A small container of Anti Seize is shipped with the freezer Figure 3 7 Cleaning Freezer Cylinder Figure 3 6 Removing O Ring Figure 3 8 Auger Rear Seal 10 D Install the two plastic auger blades onto auger Blades may be attached in any orientation E Push auger into freezing cylinder and rotate slowly until auger engages the drive shaft Refer to Figure 3 9 F Insert spigot body into front door NOTE When inserting spigot body press o rings in to pre vent damage G Turn spigot body until the ice breaker bar can be inserted Insert breaker bar and rotate spigot body 90 H Install auger support bushing onto front door so beveled edge of bushing is against door Refer to Figure 3 10 I Install the white stator support bushing onto the rear of the stator bar and insert stator into spigot J Insert torque rod The rod should be place
23. m carefully clean the condenser coil from the inside and outside of the freezer A stiff bristled brush may help in releasing debris from between the condenser coils E SEMI ANNUALLY 1 Check drive belt for proper tension Push belt in with one finger belt should deflect about 3 8 2 Lubricate condenser fan motor with S A E 20 weight oil Three to six drops are required 3 14 EXTENDED STORAGE Refer to the following steps for storage of the freezer over any long period of shutdown time A Place the CLEAN OFF ON switch in the OFF middle position B Disconnect unplug from the electrical supply source C Clean thoroughly with a warm water detergent all parts that come in contact with the mix Rinse in clean water and dry parts Do not sanitize NOTE Do not let the cleaning solution stand in the hopper or in the freezing cylinder during the shutdown pe riod D Remove disassemble and clean the front door mix inlet regulator and auger parts Place the auger flights and the front auger support bushing in a plastic bag with a moist paper towel to prevent them from becoming brittle E In a water cooled freezer disconnect water lines and drain water With a flathead screwdriver hold the water valve open and use compressed air to clear the lines of any remaining water CAUTION Do not over lubricate resulting damage could cause motor failure 14 This page left intentionally blank 15 SECT
24. medies 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 4 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 component that fails by reason of negligence abnormal use misuse or abuse use with parts or equipment not manufactured or supplied by Stoelting or damage in transit THE REMEDIES SET FORTH IN THIS WARRANTY SHALL BE THE SOLE LIABILITY STOELTING AND THE EXCLUSIVE REMEDY OF BUYER WITH RESPECT TO EQUIPMENT SUPPLIED BY STOELTING AND IN NO EVENT SHALL STOELTING BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES WHETHER FOR BREACH OF WARRANTY OR OTHER CONTRACT BREACH
25. moved from the freezer the freezer must be cleaned To clean the freezer refer to the following steps Figure 3 2 Mix Inlet Regulator 8 A Close the spigot and fill the hopper with 2 gallons 8 liters of tap water B Place the switch in the CLEAN position The auger will start to rotate C Allow the water to agitate for approximately 30 seconds D Open the spigot to drain the water Remember to place a container under the spigot to catch the water When the water has drained place the switch in the OFF middle position Allow the freezing cylinder to drain completely E Prepare detergent water by mixing 2 oz of Palmolive detergent or equivalent in 2 gallons of 90 to 110 F 32 to 43 C water Repeat steps A through D using the detergent solution 3 8 DISASSEMBLY OF FREEZER PARTS Inspection for worn or broken parts should be made each time the freezer is disassembled All worn or broken parts should be replaced to ensure safety to both the operator and the customer and to maintain good freezer performance and a quality product Frequency of cleaning must comply with the local health regulations To disassemble the freezer refer to the following steps A Remove hopper cover Pull the mix inlet regulator straight up to remove it from the hopper B Pull out the spigot pin by its ring C Remove the spigot handle D Remove front door by turning the circular knobs and then pulling door off the
26. n it comes to food safety and proper cleaning and sanitizing The following information has been compiled by Purdy Products Company makers of Stera Sheen Green Label Cleaner Sanitizer and specifically covers issues for clean ing and sanitizing frozen dessert machines This informa tion is meant to supplement a comprehensive food safety program Soil Materials Associated with Frozen Dessert Machines MILKFAT BUTTERFAT As components of ice cream frozen custard mix these soils will accumulate on the interior surfaces of the machine and its parts Fats are difficult to remove and help attribute to milkstone build up MILKSTONE Is a white gray film that forms on equipment and utensils that come in contact with dairy products These films will accumulate slowly on surfaces because of ineffective cleaning use of hard water or both Milkstone is usually a porous deposit which will harbor microbial contaminants and eventually defy sanitizing efforts Once milkstone has formed it is very difficult to remove Without using the correct product and procedure it is nearly impossible to remove a thick layer of milkstone NOTE general purpose cleaners DO NOT remove milkstone This can lead to high bacteria counts and a food safety dilemma IT IS BEST TO CONTROL MILKSTONE ON A DAILY BASIS BEFORE IT CAN BECOME A SIGNIFICANT FOOD SAFETY PROBLEM In addition to food safety milkstone can cause premature wear to machine parts which c
27. or is only for autofill sensor Simultaneous FLASHING Alternate FLASHING Sensors ADD MIX and MIX OUT lights will turn off as soon as mix touches deep sensor 16 4 2 TROUBLESHOOTING CONTINUED PROBLEM POSSIBLE CAUSE REMEDY Product is too soft 1 No vent space for free flow of cooling air 2 Air temperature entering condenser is above 100 F 3 Condenser is dirty 4 Consistency setting too soft 5 Stabilizers in mix are broken down 6 Auger is assembled incorrectly 7 Refrigeration problem 1 A minimum of 3 inches of vent space required See Section 2 2 Change location or direct hot air away from freezer 3 Clean See Section 3 4 Turn Consistency Adjustment knob clockwise 5 Remove mix clean sanitize and freeze down with fresh mix 6 Remove mix clean reassemble sanitize and freeze down 7 Check system Call distributor for service Product does not dispense 1 No mix in hopper 2 Mix inlet regulator tube is plugged 3 Capacity of freezer is being exceeded 4 Drive motor overload tripped 5 Drive belt failure 6 Freeze up Auger will not turn 1 Fill hopper with mix 2 Unplug using small sanitized brush 3 Slow up on the draw rate 4 Reset If condition continues call distributor for service 5 Replace drive belt 6 Turn CLEAN OFF ON switch to OFF middle position for 15 minutes then restart Drive belt slipping or squealing 1 Worn drive belt
28. proximately 1 2 gallon of fully thawed mix into the hopper Open spigot and drain a small amount of mix to remove any remaining sanitizer D Fill hopper with pre chilled 40 F or 4 C mix NOTE Do not overfill the hopper Mix level must not be higher than the air inlet tube on the mix inlet regula tor E Place the switch in the ON position NOTE After the drive motor starts there is a 3 second de lay before the compressor starts F After 8 to 12 minutes the product will be at consistency and will be ready to serve Freeze down time may vary depending on mix type and ambient temperatures G For normal dispensing pull the spigot handle down to open the spigot H The freezer is designed to dispense the product at a reasonable draw rate If the freezer is overdrawn the result is a soft product or a product that will not dispense at all If this should occur allow the freezer to run for approximately 30 seconds before dispensing additional product I Do not operate the freezer when the ADD MIX light and MIX OUT lights are on Refill the hopper immediately 3 5 MIX INFORMATION Mix can vary considerably from one manufacturer to an other Differences in the amount of butterfat content and quantity and quality of other ingredients have a direct bearing on the finished frozen product A change in freezer performance that cannot be explained by a technical problem may be related to the mix Proper product s
29. r cooled condenser is a tube and shell type The condenser needs a cool clean supply of water to properly cool the freezer inlet and discharge lines must be 3 8 I D minimum The condenser and condenser filter require periodic clean ing To clean refer to the following procedures 1 Remove the Phillips head screw from the bottom of the right side panel and then slide the panels down and out CAUTION Do not use acidic cleansers strong caustic com pounds or abrasive materials to clean any part of the freezer exterior or plastic parts Use of these types of cleaners will cause equipment damage WARNING High voltage will shock burn or cause death The CLEAN OFF ON switch must be placed in the OFF middle position prior to disassembling for cleaning or servicing Do not operate machine with cabinet panels removed 13 2 To remove the condenser filter remove the thumb screws from under the front panel Pull down bracket and remove filter Visually inspect for dirt If the filter is dirty shake or brush excess dirt off the filter and wash in warm soapy water Once the filter is clean rinse thoroughly in warm clear water and shake dry taking care not to damage the filter in any way 3 Visually inspect the condenser for dirt by shining a light through the coil from the back inside of the condenser 4 If the condenser is dirty place a wet towel over the front outside of the condenser 5 Using a vacuu
30. rty damage A Few Words About Safety Safety Information 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 If you need to replace a part use genuine Stoelting parts with the correct part number or an equivalent part We strongly recommend that you do not use replacement parts of inferior quality WARNING The signal word WARNING indicates a potentially hazardous situation which if not avoided may result in death or serious injury and equipment property damage CAUTION The signal word CAUTION not preceded by the safety alert symbol indicates a potentially hazardous situa tion which if not avoided may result in equipment property damage NOTICE The signal word NOTICE indica
31. studs NOTE When removing front door entire door and stator assembly will come out as well E Remove torque rod from stator assembly Refer to Figure 3 4 F Remove quad ring from groove in front door G Remove stator bar Remove o ring and white bushing from stator bar H Remove auger support bushing I Turn spigot body until the ice breaker bar can be removed Remove breaker bar Refer to Figure 3 5 J Remove spigot body from the front door K Remove o rings 2 from the spigot by first wiping off the lubricant using a clean paper towel Then squeeze the o ring upward with a dry cloth When a loop is formed roll the o ring out of the groove Refer to Figure 3 6 CAUTION Hazardous Moving Parts Revolving auger shaft can grab and cause injury Place the switch in the OFF middle position before disassembling for cleaning or servicing Figure 3 4 Torque Rod Figure 3 5 Spigot and Ice Breaker Bar Removal CAUTION Do not use any type of sharp object to remove the o rings 9 L Remove auger assembly from the freezing cylinder and remove auger blades M Remove rear seal and o ring from auger N Remove drain tray drip tray and drip tray grid 3 9 CLEANING THE FREEZER PARTS Place all loose parts in a pan or container and take to the wash sink for cleaning To clean freezer parts refer to the following steps A Prepare detergent water by mixing 2 oz of Palmolive detergent or eq
32. tes information or procedures that relate directly or indirectly to the safety or personnel or equipment property SECTION DESCRIPTION PAGE 1 INTRODUCTION 1 1 Description 1 1 2 Specifications 1 2 INSTALLATION INSTRUCTIONS 2 1 Safety Precautions 3 2 2 Shipment and Transit 4 2 3 Freezer Installation 4 3 INITIAL SET UP AND OPERATION 3 1 Operator s Safety Precautions 5 3 2 Operating Controls and Indicators 5 3 3 Sanitizing 6 3 4 Freeze Down and Operation 7 3 5 Mix Information 7 3 6 Removing Mix From
33. ts major freezer components under abnormal operating conditions COOLING Air Inlet Filter located on bottom of machine Air Outlet Requires minimum 3 7 6 cm clearance on both sides Back air clearance of 4 10 2 cm for side by side installation HOPPER 3 625 Gallons 13 72 liters refrigerated and insulated FREEZING CYLINDER 1 2 Gallons 4 54 liters 3 2 1 SAFETY PRECAUTIONS Do not attempt to operate the freezer until the safety precautions and operating instructions in this manual are read completely and are thoroughly understood Take notice of all warning labels on the freezer The labels have been put there to help 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 can be recognized as warning labels If danger warning or caution labels are needed indicate the part number type of label location of label and quantity required along with your address and mail to STOELTING INC ATTENTION Customer Service 502 Hwy 67 SECTION 2 INSTALLATION INSTRUCTIONS Kiel Wisconsin 53042 Figure 2 1 Warning Label Locations 4 2 2 SHIPMENT AND TRANSIT The freezer has been assembled operated and inspected at the factory Upon arrival at the final destination the entire freezer must be checked for any damage which may have occurred dur
34. uivalent in 2 gallons of 90 to 110 F 32 to 43 C water Place all parts in detergent solution and clean with provided brushes Rinse all parts with clean 90 to 110 F 32 to 43 C water B Wash the hopper and freezing cylinder with the 90 to 110 F 32 to 43 C detergent water and brushes provided Refer to Figure 3 7 C Clean the rear seal surfaces from the inside of the freezing cylinder with the 90 to 110 F 32 to 43 C detergent water 3 10 SANITIZE FREEZER AND FREEZER PARTS A Use Stera Sheen or equivalent sanitizing solution mixed according to manufacturer s instructions to provide 100 parts per million strength solution Mix sanitizer in quantities of no less than 2 gallons 7 5 liters of 90 to 110 F 32 to 43 C water Any sanitizer must be used only in accordance with the manufacturer s instructions B With the large brush provided sanitize the rear of the freezing cylinder by dipping the brush in the sanitizing solution and brushing the rear of the cylinder 3 11 ASSEMBLY OF FREEZER To assemble the freezer parts refer to the following steps NOTE Petrol Gel sanitary lubricant or equivalent must be used when lubrication of parts is specified NOTE The United States Department of Agriculture and the Food and Drug Administration require that lubri cants used on food processing equipment be certi fied for this use Use lubricants only in accordance with the manufacturer s
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