Stoelting F131 User's Manual
Contents
1. Special mix inlet regulator needed Order special mix inlet regulator for mix being used Capacity of freezer is being Slow up on the draw rate exceeded Drive motor overload tripped Wait 30 minutes for drive motor overload to reset If condition continues call Drive belt failure distributor for service Freeze up Auger will not turn Replace drive belt Turn OFF ON switch to OFF for 15 min then restart Drive belt Worn drive belt Replace drive belt slipping or 2 Freeze up Auger will not turn 2 Turn OFF ON switch to OFF for 15 min squealing then restart Low overrun Auger is assembled wrong Remove mix clean sanitize and freeze down with fresh mix Mix inlet regulator missing Replace mix inlet regulator Mix inlet regulator O ring Replace mix inlet regulator O ring missing Mix inlet regulator air tube Clean with sanitized brush blocked Product breakdown Fill freezer with fresh product Front door leaks Front door knobs are loose Tighten knobs Spigot parts are not lubricated See paragraph 3 11 Chipped or worn spigot O rings Replace O rings O rings or spigot installed Remove spigot and check O ring wrong Inner spigot hole in front door Replace front door nicked or scratched Hopper will not Consistency control on board Call distributor for service maintain mix needs to be adjusted temperature Consistency control failu2. Fig 28 F Install the third plastic flight push the auger into the freezer barrel and rotate slowly until the auger engages the drive socket G Install the auger support and bearing into the front of the augers with one leg of the support at 9 o clock NOTE Apply a small amount of Petro Gel to the surface of the cam on the spigot handle prior to assembly of handle to the spigot body H Install the spigot bodies with O rings into the front door from the bottom Fig 27 Push straight up until the spigots are in place Install rosette caps Figure 28 Install Mix Inlet Regulators L Thread agitator onto blender agitator shaft Fig 23 NOTE Refer to page 3 2 section 3 3 for sanitizing the assembled freezer before filling with mix 15 3 12 ROUTINE CLEANING To remove spilled or dried mix from the freezer exterior simply 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 13PREVENTIVE MAINTENANCE It is recommended that a maintenance schedule be fol lowed to keep the freezer clean and operating properly A Cleaning and Sanitizing Information Soft serve freezers require special consideration when 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 cleani
3. Futura F144 and F131 w Blender OWNER S MANUAL Manual No 513603 1 March 2005 Need Parts or Service Our Technicians are factory trained and are certified inthe Stoelting Technicare program CALL Distributor Phone No Owner s Manual For Futura F144 SF144 Stoelting Counter Model Gravity Freezer Soft Serve Shake 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 incurrring any obligation to modify or pro vide 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 920 894 2293 502 Hwy 67 Kiel WI 53042 Fax 920 894 7029 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 em
4. 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 ASIS 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 SHALLBE 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 CON TRACT BREACH NEGLIGENCE OR OTHER TORT OR ON ANY STRICT LIABILITY THEORY
5. D Install permanent wiring according to local code E Replace the back panel Fig 7 Floor Stand SECTION 3 INITIAL SET UP AND OPERATION 3 1 OPERATOR S SAFETY PRECAUTIONS SAFE OPERATION IS NOT AN ACCIDENT Observe these rules A Know the freezer Read and understand the Operating Instructions Notice all warning labels on the freezer Wear proper clothing Avoid loose fitting garments and remove watches rings or jewelry which could cause a serious accident Maintain a clean work area Avoid accidents by cleaning up the area and keeping it clean 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 Disconnect electrical cord 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 condi tions Never operate the freezer if unusual or exces sive noise or vibration occurs 3 2 OPERATION CONTROLS AND INDICATORS Before operating the freezer it is required that the operator know the function of each operating control Refer to Figure 9 for the location of the operating controls on the freezer A SPIGOT SWITCH The SPIGOT switch will automatically actuate 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 rem
6. NOTE Failure to immediately refill hooper may result in opera tional problems H HOLD READY SWITCH The HOLD READY switch is a push button switch When pushed in and held for 5 seconds the hold ready mode will be activated The product will remain ready to serve and the freezer will not go to idle To return to normal operation push and hold for 5 seconds L HIGH PRESSURE CUTOUT The HIGH PRESSURE CUTOUT switch is a safety switch designed to protect the compressor from dam age due to excessive head pressure When tripped the lever will be out push in to reset J 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 counterclockwise for faster flow K DOOR INTERLOCK SWITCH When the door is securely fastened the freezer will operate normally When the door is removed the drive and compressor will not run L BLENDER POWER SWITCH F131 Models Only The blender power switch is a two position toggle switch used to supply power to the blender When the switch is in the OFF position the agitator will not turn When the switch is in the ON position the agitator will be activated every time the blender activation switch is pressed M BLENDER ACTIVATION SWITCH F131 Models Only The blender activation switch is atwo speed momen tary contact switch that will actuate the agitator to blend product when pressed i
7. Turn OFF ON switch to OFF for 15 minutes then restart Reset high pressure cut out Assemble front door in place Let light flash for 10 minutes then place the OFF ON switch to the OFF position to reset Leave OFF ON switch in the ON position for 10 minutes then place the OFF ON switch to the OFF position to reset Place the OFF ON switch to the OFF position to reset Fill hopper with mix Replace drive belt Readjust Call distributor for service Replace Call distributor for service Check system Call distributor for service Press the PUSH TO FREEZE push N ch button Wait until the green light illuminates before dispensing minimum of 3 inches of vent space required Change location or direct hot air away from freezer Clean Readjust Call distributor for service Remove mix clean sanitize and freeze down with fresh mix Remove mix clean reassemble sanitize and freeze down Check system Call distributor for service Fill hopper with mix Allow freezer to sit idle for 5 minutes before dispensing Readjust Call distributor for service Replace Call distributor for service Check Call distributor for service 21 PROBLEM POSSIBLE CAUSE REMEDY Product does No mix in hopper Fill hopper with mix not dispense Mix inlet regulator tube is Unplug using small sanitized brush plugged
8. detergent solution 3 8 DISASSEMBLY OF FREEZER PARTS Hazardous Moving Parts Revolving auger shaft can grab and cause injury Place the POWER OFF ON switch in the OFF position before disassembling for cleaning or servicing Inspection for worn or broken parts should be made at every disassembly of the freezer for cleaning or other purposes 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 Two normal wear areas are the auger flights and front auger support bushing Fig 20 Frequency of cleaning must comply with the state and local health regulations 12 Figure 20 Auger Flight Wear and Front Auger Support Bushing Wear D Place the OFF ON switch in the OFF position Figure 22 Front Door Disassembly To disassemble the freezer refer to the following steps D Remove the clear acrylic splash gaurd from the blender A Remove the mix inlet regulator from the hopper by pulling straight up E Remove the blender s agitator from the agitator shaft Grasp the agitator shaft in one hand and turn the B Remove the front door by turning off the circular agitator in a clockwise direction with the other hand knobs and then pulling the front door off the studs Fig 23 Fig 21 Figure 23 Removing Agitator From Shaft D Remove the front auger supports and bushings Figure 21 Removing Front Doo
9. 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 dispens ing additional product After a while the operator will sense or feel when the freezer is beginning to fall behind and will slow down on the rate of draw so as not to exceed the capacity Do not operate the freezer when the MIX LOW light is on or with less than 1 3 4 4 4 cm of mix in the hopper Refill the hopper immediately NOTE The freezer has a standby mode sometimes referred to as a sleep or energy conservation mode When the freezer is not used after a preset time it will enter the standby mode and remain there until someone draws a product or pushes the push to freeze switch In the standby mode the freezer will keep the product below 45 F Standby modes are not to be used in place of cleaning and sanitizing Frequency of cleaning and sanitizing is determined by Federal State and local regulatory agencies 11 3 5 MIX INFORMATION Mix can vary considerably from one manufacturer to another 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 When changing from one type of mix to another such as yogurt to Vitari you may have to change
10. 33 4 ID x 3 16 CS Mix Inlet Regulator 1 624677 5 1 1 8 ID x 1 8 CS O rings are drawn to Approximate Size 25 WV Q Sch 7 a d e y i e p Pe a a wl gt y ber ag FG D i pp A ye e _ add p bd h Bar we i 44 JET he Ev ud Figure 31 Spigot Front Door and Auger Assembly Item No Part No Description Qty 1 2183047 Front Door Only 1 2177072 1 5 Spigot Extension 2177073 2 5 Spigot Extension 2177074 3 Spigot Extension 2 482019 Circular Door Knob 4 3 625133 O ring Front Door 2 4 3159696 Spigot 2 5 624598 5 O ring Spigot 5 Pack 4 6 232734 Rosette Cap 2 7 381804 Auger Flight 8 8 2149243 01 Mix Inlet Regulator 2 9 694255 Auger Spring 8 10 624677 5 O ring Mix Inlet Regulator and Spigot Extension 5 Pack 6 11 3170644 Front Auger Support 2 12 149003 Auger Bushing 2 13 4157968 Auger Shaft 2 14 624678 O ring Auger Shaft Seal 5 Pack 2 15 666786 Auger Shaft Seal 2 16 522839 Blender Motor 1 17 274031 Blender Agitator Collar 1 18 674147 Blender Agitator Shaft 1 19 521026 Blender Agitator 1 20 744299 Blender Drip Tray Not Shown 1 21 681514 Clear Swing Splash Shield Not Shown 1 26 eo STOELTING A Polar Ware Company 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 auger and auger flights of Stoelting soft serve shake freezers will be free f
11. D Fill hopper with approximately 3 gallons 11 4 liters of prechilled 40 F or 4 C mix NOTE Do not overfill the hopper Mix level must not be higher than 2 inches 5 cm from the top of the air inlet tube on the mix inlet regulator E The freezer barrel will automatically fill until it is Figure 14 Spigot Opened and Solution Draining about 1 2 full If freezer barrel does not fill check for obstruction in the mix inlet regulator If freezer barrel fills over 1 2 full indicated by low overrun check for leaks at the mix inlet regulator O ring or check if the mix inlet regulator was installed correctly or that the freezer is level F Fill a tall cup with sanitizing solution Completely immerse the blender s agitator shaft in the sanitizer solution Do not wipe dry Fig 15 F Place the OFF ON switch in the ON position then press the PUSH TO FREEZE swtich until the freezer starts NOTE After the auger drive motor starts there is a 3 second delay before the compressor starts 10 G After about 6 to 10 minutes the freezer will shut off and the green lens will illuminate The product will be ready to serve Freeze down time may be longer for some frozen diet dessert mixes High ambient temperatures may extend freeze down time For normal dispensing move the spigot handle fully open Fig 16 Figure 16 Dispensing Product The freezer is designed to dispense the product at a reasonable draw rate If the
12. IZING It is important to distinguish between cleaning and sanitizing 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 procedures that involve milkstone removal are critical for operators of frozen 16 dessert machines SANITIZING Kills bacteria Can be effective on clean surfaces only DOES NOT clean or remove milkstone NOTE Using a SANTITIZER 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 procedures 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 freezer barrel and rinsing the machine 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 a
13. ain on until the product in the barrel reaches the proper consistency Dispense Rate Adjuster eze Switch un 13 Hold Ready Switch JE GC a rmac Off On Switch een Light an Switch Low Light Figure 9 Controls High voltage will shock burn or cause death The OFF ON switch must be placed in the OFF position prior to disassembling for cleaning or servicing Do not operate machine with cabinet panels removed B OFF ON SWITCH The OFF ON switch is a two position toggle switch used to supply power to the control circuit When the switch is in the OFF position nothing will turn When the switch is in the ON position the freezer can be run in the freezing mode or cleaning mode The freezer will be in the idle mode until a switch is activated C PUSH TO FREEZE SWITCH The PUSH TO FREEZE switch is a snap switch used to start the freezing cycle During initial freeze down the OFF ON switch is placed in the ON position Then the PUSH TO FREEZE switch is pressed until the drive motor and compressor come ON NOTE After the auger drive motor starts there is a 3 second delay before the compressor starts During the normal operation the red PUSH TO FREEZE switch light will illuminate after the freezer has been idle for the preset cycles Before drawing product press the red PUSH TO FREEZE switch if it is illuminated Wait until the green light is illuminated before dispensing NOTE If the freezer shut
14. bility 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 including butterfat and milk fat 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 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 attac
15. igure 18 Draining Mix 3 7 CLEANING THE FREEZER NOTE The frequency of cleaning the freezer and freezer parts must comply with state and local health regulations After the mix has been removed from the freezer the freezer must be cleaned To clean the freezer refer to the following steps A Close the spigot and fill the hopper with 2 gallons 7 5 liters of cold tap water B Place the OFF ON switch in the ON position while pushing the CLEAN switch to rotate the auger C Allow the water to agitate for approximately five minutes NOTE If freezer is left in CLEAN for more than 30 minutes it will go to error Refer to Section 4 for instructions on clearing the error D Open the spigot to drain the water Remember to place a bucket or container under the spigot to catch the water When the water has drained turn the OFF ON switch to the OFF position Allow the freezer barrel to drain completely Hazardous Moving Parts Revolving blender agitator shaft can grab and cause injury Remove watches and jewelry prior to operating blender Keep hands and clothing away from revolving agitator The Power switch must be placed in the OFF position for cleaning and when not in use E Fill a tall cup with clean 110 F 43 C water Press the low speed on the blender activation switch and allow agitator to run for 10 to 15 seconds See Figure 19 Figure 19 Cleaning Agitator Shaft F Repeat steps Athrough E using a mild
16. istency Water cooled condensers need an unrestricted supply of cold clean water 18 20 SECTION 4 TROUBLESHOOTING CHARTS Freezer does not run Freezer does not run PUSH TO FREEZE light flashes Freezer will not shut off Product is too soft Product is too firm N QD OT Power to freezer is off Fuse or circuit if blown or tripped Freeze up auger will not turn High pressure cut out tripped Front door not in place Freezer has been left in the CLEAN mode for more than 30 minutes CLEAN switch has been activated 3 times within 10 seconds Low torque error Not enough mix in hopper Drive belt failure Consistency temperature setting is too firm Consistency temperature control failure Refrigeration problem Product is being dispensed when the PUSH TO FREEZE light is illuminated red No vent space for free flow of cooling air Air temperature entering condenser is above 100 F Condenser is dirty Consistency setting too soft Stabilizers in mix are broken down Auger is assembled wrong Refrigeration problem No mix in hopper Small portions are being dispensed in a short time Consistency temperature setting is too firm Consistency temperature control failure Line voltage fluctuating 1 Supply power to freezer 2 Replace or reset If condition continues 3 see notes 1 or 2
17. k 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 it s equivalent there is no need for the use of a DELIMER 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 DO 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 concentration There are two main factors that contribute to falling 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 sme
18. l are read completely and are thoroughly understood If danger warning or caution labels are needed indicate the part number type of label location of label and Take notice of all warning labels on the freezer Fig 3 quantity required along with your address and mail to The labels have been put there to help maintain a safe working environment The labels have been designed to STOELTING INC withstand washing and cleaning All labels must remain ATTENTION Customer Service legible for the life of the freezer 502 HWY 67 Kiel Wisconsin 53042 1600 ATTENTION This freezer has foam insulation that has been formed with refrigerant gas The insulation may emit refrigerant vapors which could deceive lead detectors and give false readings WIRED ACCORDING TO WIRING DIAGRAM 8 REV N kid ANG ELECTRIC SHOCK HAZARD DISCONNECT FROM THE SOURCE OF ELECTRICAL SUPPLY IN rd BEFORE SERVICING CAUTION HAZARDOUS MOVING PARTS DO NOT OPERATE UNIT WITH OUTER COVERING REMOVED ATTENTION HEAT SENSITIVE THERMISTOR LOCATED UNDER THIS COVER TEMPERATURE r MUST NOT EXCEED 220 F NEAR THERMISTOR HEAT SINK MUST BE USED WHEN BRAZING ON EVAPORATOR OUTLET CHECK RESISTANCE BEFORE REMOVAL OF THERMISTOR SEE SERVICE MANUAL ere 324394 324107 QsTosING Fig 3 Warning Label Locations 3 2 2 SHIPMENT AND TRANSIT The freezer has been assembled ope
19. ll 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 lustre of the stainless steel A mild alkaline cleaner is recommended Use a soft cloth or sponge to apply the cleaner CAUTION Do not use acidic cleansers stron 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 C WEEKLY 17 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 High voltage will shock burn or cause death Turn off and lock out main power disconnect before servicing Do not operate machine with cabinet panelsremoved 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
20. n and held in either the HIGH or LOW speed position The HIGH speed position is used to blend fruit into dairy mix when making smoothies The LOW speed position is used during cleaning procedures 3 3 SANITIZING Sanitizing must be done after the freezer is clean 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 using it THE UNITED STATES DEPARTMENT OF AGRICUL TURE AND THE FOOD AND DRUG ADMINISTRATION REQUIRE THAT ALL CLEANING AND SANITIZING SO LUTIONS USED WITH FOOD PROCESSING EQUIP MENT BE CERTIFIED FOR THIS USE When sanitizing the freezer refer to local sanitary regulations 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 120 F of 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 CAUTION Do not allow sanitizer to remain in contact with stainless steel freezer parts for prolonged periods Prolonged contact of sanitizer with freezer may cause corrosion of stainless steel parts In general sanitizing may be conducted as follows A Push
21. ng and sanitizing frozen dessert machines This information 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 anda food safety dilemma IT IS BEST TO CONTROL MILKSTONE ON 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 can add to costs for replacement 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 SANIT
22. nnennnnnnennnnnnnnnnn 21 ODS 21 4 2 Error Code EEE 23 SECTION 5 REPLACEMENT PARTS annnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnnnnnnnnnnnnennnnnnnennnnnnnnnn 25 5 1 HOW re ECC EEE ee ee 25 WARRANTY ES anida 27 LIST OF ILLUSTRATIONS Fig Description Page 1 Model Endura Futura 131G Freezer rrrnrenannrnanennnrnnnnennnrnnannnanennnnenanennnnnnnsrnnnne 1 2 SPEND AMA ee er 1 3 Warning Label Locations ee een ee 3 4 Space and Ventilation Requirements occcccccncnccccnnccononccnnnnnnnnnnnononononannnonanenonnns 4 5 Installing Tray and Insert oocccocccccnccocnononoconcconncnonnnnnnonannonanononcnnnononcnananenos 4 6 Beie OON RN 4 7 FT Le 5 8 Power Cord Connection e 5 9 OR A e E E o o 7 10 Mix Inlet Regulator ocooocccoccooccccoccoconoconnoconononcnnnnnnnnnonnnonanconanonancnnnnnnannnnnns 9 11 Sanitizing Procedure PQ AA 9 12 SEG 9 0 ee re 9 13 MN e elo o A 10 14 Spigot Opened and Solution Draining occccccccnnccccnnncnannnonannconanononanononanenonono 10 15 STETTIN 10 16 Betzen e 11 17 Removing Mix Inlet Regulator nnnannannnnnnannannnnnnnnnnnnnnnnnnrnnnsnrennrnnesnrnnrenrrerrennene 11 18 Benaia A e Pe Pl E es er ee 12 19 Cleaning Agitator Shaft een 12 20 Auger Flight Wear and Front Auger Support West 13 21 Removing FIOALDOOF EE 13 22 Front OOF Disassembly are ee nee een 13 23 Removing Agitator From Shaft sauer 13 24 Removing Auger Support scoszccqcacencvseceesseneee
23. not preceded by the safety alert symbol indicates a potentially hazardous situation which if not avoided may result in equip ment property damage NOTICE The signal word NOTICE indicates information or procedures that relate directly or indirectly to the safety or personnel or equipment property TABLE OF CONTENTS SECTION WEE elle un Lal LE 1 Ps ee EE 1 OE OE a 2 SECTION 2 INSTALLATION INSTRUCTIONS 22222 22220020002000000nnnnuonnnnnnnnnn nun 3 Sheet 3 Ellen e Leg ANSI sr 4 2 3 Freezer Installation EE EE gerne 4 2 4 Floor NN 5 2 5 Installing AE 5 SECTION 3 INITIAL SET UP AND OPERATION nnunnnnnnnnnnnnnnnnnnnnnnnennnnnnennnnnneennnnnnennn 7 3 1 Operator s Safety PrecautiONS ccccoccococonnnoconnnonononononnnononnnonnnnnnonannnonarnnononenenonens 7 3 2 Operating Controls and Indicators nee ee f SC E Ee ME 9 3 4 Freeze Down and COoeraton 10 SE E tee e O A oo a 11 3 6 Removing Mix from Freezer LE 11 ENE A et ee ee eee en er eee 12 3 8 Disassembly of Freezer Parts ausgeseit egen rinde 12 3 9 Cleaning the Freezer Parts ernsten ea 14 3 10 Sanitize Freezer and Freezer Parts ooccccoccnccccccnococnnoconcnncnnnnccnnnnnonanononannnononenonnnons 14 3 11 Assembly of Freezer 14 PFU EN 16 3 13 a RE e 16 3 14 Extended Storage cccocccccocconococnnocnocononanononononononnnononnnnnnncnnnnnrnnnnnnnnonnnnnonnnnnononenenaness 19 SECTION 4 TROUBLESHOOTING mmmnnnnnvernnnnnnnnnnnnnennnnnnnnnnnnnnennnnnnnnnnnnn
24. ocated inside the barrel at the rear seal area Use clean cloth or paper towel for this purpose Keep the rear of the auger shafts tipped up once they D Clean the drip trays and insert with a soap solution Rinse with clean hot water 3 10 SANITIZE FREEZER AND FREEZER PARTS A 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 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 parts in the sanitizing solution then remove and let air dry Using this sanitizing solution and the large barrel brush provided sanitize the rear of the barrel and drive area by dipping the brush in the sanitizing solution and brushing the rear of the barrel 3 11 ASSEMBLY OF FREEZER To assemble the freezer parts refer to the following steps 14 NOTE Petrol Gel sanitary lubricant or equivalent must be used when lubrication of parts is specified NOTE The United States Department of Agriculture and Food and Drug Administration require that lubricants used on food processing equipment be certified for this use Use lubricants only in accordance with the manufacturer s instruc tions Assemble all o rings onto parts dry without lubrica tion Then apply a thin film
25. of air Figure 29 Make sure the freezer is not pulling over 100 F 37 C air from other equipment in the area The water cooled condenser is a tube and shelltype 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 cleaning 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 2 To remove the condenser filter grasp the top and pull off 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 Figure 29 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 Figure 29 Condenser and Filter 5 Using a vacuum 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 Figure 30 Cleaning Condenser NOTE If the condenser is not kept clean loss of refrig eration efficiency will result causing extended run time or soft product cons
26. of sanitary lubrication to exposed surfaces of the O rings Apply a thin film of sanitary lubricant to metal part of rear seal Also apply a thin film of sanitary lubricant inside the hole of the front of the auger Assemble the rear seals onto the augers with the large end to the rear Be sure the O ring is in place before installing the rear seal Lubricate the inside of the auger drive sockets rear with a small amount of white socket lubricant A small container of socket lubricant is shipped with the freezer D Screw the springs onto the studs in plastic flights Springs must be screwed into the flights com f pletely to provide compression Fig 26 i Figure 27 Exploded View of Front Door Figure 26 Exploded View of Auger Install the front door on the freezer J Install the circular knobs on the freezer studs Overtightening or uneven tensioning of circular knobs may cause damage to front door and cause leaking Hand tighten circular knobs evenly Do not place the mix inlet regulator into the hopper before installing the auger Attempting to install the auger with mix inlet regulator in place will damage the mix inlet regulator Look for the proper seal between the freezer barrel O ring and front door Install the two plastic flights onto rear of the auger K Install the mix air regulator into the freezer with the and insert part way into freezer barrel air tube to the front of the freezer
27. on If adjustment is necessary level the freezer by turning the bottom part of each leg in or out Then separate freezer base gasket and install with the seam to the back and the flat to the bottom F Connect the power cord The plug is designed for 208 or 230 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 Fig 6 The use of an extension cord is not recommended If one must be used use one with a wire size 12 gauge or heavier with a ground wire Do not use an adaptor to get around grounding requirement C Air cooled freezers require correct ventilation The right side of the freezer is the air intake and must have a 3 7 5cm clearance Air discharges out of the left side of the unit and must have 3 7 5cm clear ance Do not obstruct the intake or discharge Fig 4 Do not alter or deform electrical plug in any way Altering the plug to fit into an outlet of different configuration may cause fire risk of electrical shock product damage and will void the warranty We We ee A A A A A A A Fig 4 Space and Ventilation Requirements Figure 6 Power Cord 2 4 FLOOR STAND INSTALLATION 2 5 INSTALLING PERMANENT WIRING To install the F144 on the floor stand follow the steps outlined below 1 Uncrate the floor stand and place in an upright
28. peration and main tenance of the Stoelting Model Futura 144 gravity freezer 34 75 32 36 Figure 1 Model Futura 144 F131 Freezer F131 w blender shown mounted on the optional floor stand 18 94 u 20 41 Figure 2 Specifications 1 2 SPECIFICATIONS MODEL FUTURA 144 COUNTERTOP COMBINATION SHAKE SOFTSERVE GRAVITY FREEZER Dimensions Freezer 22 56 cm wide x 28 72 cm deep x 34 75 88 cm high Crated 28 71 cm wide x 35 1 2 89 4 cm deep x 40 3 102 4 cm high Weight Freezer 385 lbs 174 6 kg Crated 470 lbs 213 2 kg Electrical Approximately 11 total running Amps 20 Amp maximum fuse or circuit breakers NEMA 6 20P power cord provided Automatic safeguard circuit built into electronic control protects major freezer components under normal operating conditions Refrigerant R404a Compressor 12 000 B T U H hr Drive Motor 2 3 4 H P Cooling Air cooled requires minimum 3 air clearance on right and left hand side and rear Minimum 10 top clearance Freezing Cylinder Volume Two cylinders 85 gallon 3 4 Quarts 3 22 liters Hopper 2 each 3 Gallons 11 35 liters each refrigerated and insulated SECTION 2 INSTALLATION INSTRUCTIONS 2 1 SAFETY PRECAUTIONS Labels should be checked periodically to be sure they Do not attempt to operate the freezer until the safety can be recognized as warning labels precautions and operating instructions in this manua
29. phasized 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 them selves 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 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 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 A CAUTION The signal word CAUTION indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury and equipment property damage CAUTION The signal word CAUTION
30. posi High voltage will shock burn or cause death Turn tion off and lock out main power disconnect before proceeding with installation Do not operate NOTE machine with cabinet panels removed Detailed instructions are included with each floor stand 2 Place a spirit level across the top of the stand to Electrical materials arrangement and grounding must check for level condition side to side and front to conform with national and local electrical codes If perma back If adjustment is necessary level the stand by nent wiring Is required by local codes the following turning the bottom part of each caster in or out then procedure must be performed tighten the lock nut and lock caster A Remove the back panel 3 Remove the four legs from the freezer and replace with the four leg adapters provided Adapters mustbe B Disconnect the wires from the terminal block Discon fully tightened to the freezer nect the green ground wire from the grounding stud 4 Place the F144 freezer on the floor stand with the GE front of the freezer to the door end of the stand Zei gt EEE Secure the freezer to the stand with the nuts and lock o N ZE EE en washers provided Then separate freezer base gasket Wee See SS and install the seam to the back and the flat to the ET SN GE SE pa IE PE Se bottom Fig 7 5 P AS Fog Ze E gt 3 A Le La PA E E y Figure 8 Power Cord Connection C Remove the power cord
31. r Fig 24 C Remove the rosette caps from the front door Push the spigot body through the bottom of the front door and remove Fig 22 Figure 24 Removing Auger Supports 13 Remove the auger assemblies from the freezer Pull the augers out of the freezer barrel slowly As the augers are being pulled out carefully remove each of the plastic flights with springs are clear of the freezer barrels to avoid dropping rear seals Wipe socket lubricant from the drive end rear of the auger with a cloth or paper towel Remove the rear seals Remove all O rings from parts by first wiping off the lubricant using a clean paper towel Then squeeze the O ring upward with a dry cloth Fig 25 When a loop is formed roll out of the O ring groove Figure 25 Removing O ring CAUTION Do not use any type of sharp object to remove O rings Using tools to remove O rings may damage spigot and O rings 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 Place all parts in warm mild detergent water and clean with brushes provided Rinse all parts with clean hot water Wash the hopper and freezer barrel with warm detergent water and brushes provided Clean the rear seal surfaces from the inside of the freezer barrel with warm detergent water NOTE Clean the auger drive socket l
32. rated and in spected at the factory Upon arrival at the final destina tion the complete freezer must be checked for any damage which may have occurred during transit Failure to provide adequate ventalation will void Warranty D Place the OFF ON switch in the OFF position See With the method of packaging used the freezer should Figure 8 arrive in excellent condition THE CARRIER IS RE SPONSIBLE FOR ALL DAMAGE IN TRANSIT WHETHER VISIBLE OR CONCEALED Do not pay the freight bill until the freezer has been checked for dam age Have the carrier note any visible damage on the freight bill E Install the drip trays drain trays covers and other miscellaneous parts on the freezer Fig 5 If concealed damaged 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 E id A Uncrate the freezer d A Figure 5 Installing Trays and Inserts B Accurate leveling is necessary for correct drainage F131 w blender shown of freezer barrel and to insure correct overrun Place a spirit level on top of the freezer at each corner to check for level conditi
33. re Replace Call distributor for service below 45 F 7 C EPR valve needs adjustment Adjust EPR valve Call distributor for Refrigeration problem service Check system Call distributor for service 22 ERROR CODE SYSTEM P T F LIGHT FLASHES MEANING Sequence of one Program board Sequence of two Power board Sequence of three Low torque error Sequence of four Clean error Sequence of five Barrel sensor Sequence of six Hopper sensor Sequence of seven Drive motor Referto Page 19 for Troubleshooting If the Clean switch is operated three times within 10 seconds this will cause the Push To Freeze light to flash and the clean function will be disabled for 10 minutes The power switch must remain on or the 10 minute timer will not time out A flashing clean light is not an error NOTE Flashing CLEAN light is not an error It indicates the freezer is in the CLEAN mode To exit turn the OFF ON switch to the OFF position 23 24 SECTION 5 REPLAGEMENT PARTS 5 1 HOW TO ORDER PARTS To assure receipt of the proper replacement parts supply B Serial number of model stamped on nameplate your dealer or distributor with the following information C Partnumber part name and quantity needed Common part A Modelnumber of equipment names and numbers are listed in this manual O RING IDENTIFICATION SHEET MODEL FUTURA 144 Spigot 4 624598 5 5 8 ID x 1 8 CS Front Door 1 6251
34. rom 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 Disclaimer of Other Warranties THIS WARRANTY IS EXCLUSIVE AND STOELTING HEREBY DISCLAIMS ANY IMPLIED WAR RANTY 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 deinstallation reinstallation of the affected component from into the equipment Those obliga tions 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
35. s off and the PUSH TO FREEZE light flashes you have an error condition Turn the OFF ON switch to the OFF position correct the problem and turn the freezer back on See Troubleshooting D GREEN LIGHT The green light is used to indicate that the product has reached the proper consistency and is ready to be dispensed The light begins to flash at 98 of consistency NOTE If the PUSH TO FREEZE red light is illuminated push the PUSH TO FREEZE switch and wait until the green light illuminates before dispens ing E CLEAN SWITCH The CLEAN switch is a snap switch When the switch is pushed the refrigeration system will be OFF and the auger will rotate for cleaning When the switch is pushed again the auger will stop and the CLEAN light will flash indicating the freezer is in the CLEAN mode To exit the CLEAN mode turn the OFF ON switch to the OFF position If the freezer is left in CLEAN for more than 30 minutes or is pushed three times in ten seconds it will go in error F 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 Section 4 Troubleshooting G RED MIX LOW LENS The red MIX LOW light is designed to alert the operator to a low mix condition The lens will illumi nate with approximately one gallon of mix in the hopper When the MIX LOW lens is lit refill hopper immediately
36. sasesae esadeesesnecetsereecstsuesaesuesetsdvaneeeennts 13 25 REN E Eo E A 14 26 PP A 15 27 Exploded View of Front DOOF a een 15 28 Install Mix Inlet Regulators rrrnrennnrrnnnrnnnrrnnnvnnnnnvnnennnnnnnnnnnnnnnnnennnrnnnnrnnnennnnennn 15 29 Sor A 18 30 Cleaning Condenser e o io A 18 31 Spigot Front Door and Auger Assembly ocooocccoccccocncoccncccnconcnonononononononnncnnnons 26 SECTION 1 SPECIFICATIONS 1 1 DESCRIPTION The Stoelting FuturaF 144 and F131 w Blender countertop combination shake softserve freezers are gravity fed The freezers are equipped with fully automatic controls to provide uniform product The freezer is designed to operate with almost any type of commercial soft serve and shake mixes available including ice milk ice cream yogurt and frozen dietary desserts The F144 series freezers allow the operator to dispense outstanding soft serve from the left pigot andthick creamy shakes from the right spigot with the convenience and cost of one unit The freezer is designed to be used with both barrels in operation If you desire to use one barrel only the freezer must be cleaned sanitized and filled with fresh mix daily The F131 freezer includes a blender for mixing fruit and berries into the dairy product for making smoothies For more information call your authorized Stoelting Serviceperson This manual is designed to assist qualified service person nel and operators in the installation o
37. the mix inlet regulator and or control settings Please call your distributor for further information Proper product serving temperature varies from one manufacturer s mix to another Mixes should provide a satisfactory product in the 18 to 20 F 7 to 6 C range When checking the temperature stir the thermometer in the frozen product to read the true temperature Mix does not improve with age Old mix or mix that has been stored at too high a temperature can result ina finished product that is less than satisfactory in taste and 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 products tend to foam more than others If excess foam should occur skim the foam off with a sanitized utensil and discard Periodically stir the mix in the hopper with a sanitized utensil 3 6 REMOVING MIX FROM THE FREEZER To remove the mix from the freezer refer to the following steps A Remove the mix inlet regulator from the hopper by pulling straight up Fig 17 Figure 17 Removing Mix Inlet Regulator B Place the OFF ON rocker switch in the ON position and push the CLEAN switch to rotate the auger Allow the mix to agitate in the freezer barrel until the mix has become a liquid about 5 minutes C Drain the liquid mix by opening the spigot A bucket or container should be placed under the spigot to catch the liquid mix Fig 18 F
38. the mix inlet regulator into hopper with air inlet long tube toward the front of the freezer Fig 10 Figure 10 Mix Inlet Regulator B Prepare 2 gallons 7 5 liters of sanitizing solution following manufacturer s instructions Pour into hopper with mix inlet regulator in place Fig 11 Vis Tint TE ee y CALA War Se SI Der e A H aie KEE KA EA E e e SE 3 E E RE Figure 11 Sanitizing Procedure C Place the OFF ON toggle switch in the ON position while pressing the CLEAN switch Check for leaks Fig 12 Figure 12 Clean Control D Clean sides of hopper mix inlet regulator and under side of hopper cover using a sanitized soft bristle brush dipped in the sanitizing solution Fig 13 Figure 15 Sanitizing Agitator Shaft Figure 13 Sanitizing Hopper 3 4 FREEZE DOWN AND OPERATION This section covers the recommended operating proce dures to be followed for the safe operation of the freezer E After five minutes place a bucket under the spigot and open spigot to drain sanitizing solution When solution has drained press the CLEAN snap switch to stop the auger Allow the freezer barrel to drain completely Fig 14 A Sanitize just prior to use B Place the OFF ON switch in the OFF position C With spigots open pour approximately 1 gallon 3 8 liters of mix into the hopper Allow the mix to flush out about 8 ounces 0 23 liters of sanitizing solution and liquid mix Close the spigot
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