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Stoelting 4231G - page 1
Model 4231G/H OWNER'S MANUAL Manual No. 513534 Apr . 2003, Rev . 3 ...
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Need Part s or Service? We stock the parts you need. Our Technicians are factory trained and are certified in the Stoelting Technicare program. Model No.: _______________________ Serial No.: _______________________ Purchase Date: ____________________ Start-Up Date:____________________ CALL Distributor: _________________________ Phone No.: _____ ...
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STOELTING OWNER'S MANUAL FOR MODEL 4231G STOELTING FLOOR GRAVITY FREEZER SOFT-SERVE 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 at any time without notice to ...
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T ABLE OF CONTENTS Section Description Page 1 INTRODUCTION ................................................................................................. 1 1.1 Description ........................................................................................................... 1 1.2 Specifications .............................................. ...
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LIST OF ILLUSTRA TIONS Figure Description Page 1 Model 4231G Freezer ....................................................................................................... 1 2 Specifications ................................................................................................................ .... 1 3 Warning and Label Locations ........ ...
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1 1.1 DESCRIPTION The Stoelting® 4231G 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 commercial soft serve or non- dairy mixes available, including ice milk, ice cream, yogurt, and frozen dietary desserts. This manual is designe ...
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2 1.2 SPECIFICATIONS MODEL 4231G FLOOR MODEL GRAVITY FREEZER DIMENSIONS Freezer: 25.90” (65.81 cm) wide x 30.20” (76.7 cm) deep x 60.80” (154.4 cm) high Crated: 38.00” (96.5 cm) wide x 64.00” (162.5 cm) deep x 70.00” (178.0 cm) high WEIGHT Freezer: 640 lbs. (291 kg) Crated: 815 lbs. (370 kg) ELECTRICAL Refer to the nameplate located on ...
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3 2.1 SAFETY PRECAUTIONS SECTION 2 INST ALLA TION INSTRUCTIONS Figure 3. Warning Label Locations 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 (Fig. 3). The labels have been put there to ...
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4 2.2 SHIPMENT AND TRANSIT The freezer has been assembled, operated and inspected at the factory. Upon arrival at the final destination, the freezer must be checked for any damage that may have occurred during transit. With the method of packaging used, the freezer should arrive in excellent condition. THE CARRIER IS RESPONSIBLE FOR ALL DAMAGE IN T ...
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5 C . Accurate leveling is necessary for correct drainage of freezer barrel to insure correct over-run and flow . Place a spirit level on top of the freezer at each corner to check for level condition (Fig. 5). If adjustment is necessary , level the freezer by turning the casters in or out (Fig. 6). Figure 6. Caster Adjustment Figure 7. Connecting ...
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7 SECTION 3 INITIAL SET -UP AND OPERA TION 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. W ear proper clothing. Avoid loose fitting garment s, and remove watches, rings or jewelry , which c ...
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8 A. SPIGOT SWITCH When the spigot handle is opened the SPIGOT switch will start the auger drive motor and refrigeration systems. When the spigot handle is closed, the auger drive motor and compressor will remain on until the product in the barrel reaches the proper consistency . B. CLEAN-OFF-SERVE SWITCH The CLEAN-OFF-SERVE switch is a three-posit ...
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Stoelting 4231G - page 17
9 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. W ARNING THE UNITED ST A TES DEP ARTMENT OF AGRICUL TURE AND THE FOOD AND DRUG ADMINISTRA TION REQUIRE THA T ALL CLEAN ...
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Stoelting 4231G - page 18
10 E. After five minutes, place the bucket under the spigots and open all three spigots to drain the sanitizing solution. When the solution has drained, place the CLEAN-OFF-SERVE switch in the OFF position. Allow the freezer barrel to drain completely (Fig. 14). Figure 14. Spigot Opened and Solution Draining 3.4 FREEZE DOWN AND OPERATION This secti ...
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Stoelting 4231G - page 19
11 I. 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 the will not dispense at all. If this should occur , allow the freezer to run for approximately 30 seconds before dispensing additional product. After a while the operator will sense or feel the fre ...
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12 B . Place the CLEAN-OFF-SERVE rocker switch in the CLEAN position. Allow the mix to agitate in freezer barrel until the mix has become a liquid. 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. 19). Figure 19. Draining Mix D . Place the CLEAN-OFF-SERVE switch in ...
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Stoelting 4231G - page 21
13 C . Remove rosette cap. Push the spigot body through the bottom of the front door and remove the spigot body (Fig. 22). Figure 21. Removing Front Door D . Remove the front auger supports and bearings (Fig. 23). Figure 22. Removing Spigot Figure 23. Removing Auger Supports E. Remove the auger assemblies from the freezer . Pull the augers out of t ...
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Stoelting 4231G - page 22
14 J . Remove drain trays. 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 p art s in warm mild detergent water and clean with brushes provided. Rinse all parts with clean hot water . CAUTION DO NOT DAMAGE P ARTS BY D ...
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Stoelting 4231G - page 23
15 CAUTION DO NOT PLACE THE MIX INLET REGULA T OR INT O THE HOPPER BEFORE INST ALLING THE AUGER. E. Install the two plastic flights onto rear of the auger and insert part way into freezer barrel. F . Install the remaining plastic flights, push the auger into the freezer barrel and rotate slowly until the auger engages the drive shaft. G. Install th ...
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Stoelting 4231G - page 24
16 NOTE Refer to Section 3.3 for sanitizing the assembled freezer before filling with mix. L. Install the drain trays (Fig. 30). CAUTION DRAIN TRA YS MUST BE IN PLACE BEFORE OPERA TING FREEZER TO PREVENT DAMAGE FROM POSSIBLE AUGER SEAL LEAKS. Figure 30. Drain Trays 3.12 ROUTINE CLEANING To remove spilled or dried mix for the freezer exterior, simpl ...
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Stoelting 4231G - page 25
17 SECTION 4 MAINTENANCE INSTRUCTIONS 4.1 PREVENTIVE MAINTENANCE It is recommended that a preventive maintenance schedule be followed to keep the freezer clean and operating properly. The following steps are suggested as a preventive maintenance guide. W ARNING NEVER A TTEMPT T O REP AIR OR PERFORM MAINTENANCE ON FREEZER UNTIL THE MAIN ELECTRICAL P ...
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18 C. MONTHL Y 1. Check drive belt for wear . 2. Check condenser for dirt. 4.2 FREEZE-UP If a freeze-up does occur, use the following steps to thaw the mix in the freezer barrel: CAUTION IF THE DRIVE BEL T SQUEALS WHEN THE CLEAN-OFF-SERVE SWITCH IS PLACED IN THE SERVE POSITION, OR WHEN THE SPIGOT IS OPENED TO DISPENSE PRODUCT , TURN THE CLEAN-OFF-S ...
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Stoelting 4231G - page 27
19 4.5 TROUBLESHOOTING W ARNING NEVER A TTEMPT TO REP AIR OR PERFORM MAINTENANCE ON FREEZER UNTIL THE MAIN ELECTRICAL POWER HAS BEEN DISCONNECTED. Problem Possible Cause Remedy Freezer does not run 1. Power to freezer is off. 1. Supply power to freezer 2. Fuse or circuit breaker is blown or tripped. 2. Replace or reset. (If condition continues See ...
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Stoelting 4231G - page 28
20 Low overrun 1. Mix inlet regulator (carburetor) missing. 1. Replace mix inlet regulator (carburetor). 2. Mix inlet regulator (carburetor) “O” Ring 2. Replace mix inlet regulator missing. (carburetor) “O” Ring. 3. Mix inlet regulator (carburetor) air tube 3. Clean with sanitizer brush. blocked. Front door leaks. 1. Front door knobs are lo ...
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Stoelting 4231G - page 29
21 SECTION 5 REPLACEMENT P ARTS 5.1 HOW TO ORDER PARTS To assure receipt of the proper replacement parts, supply your dealer or distributor with the following information: A . Model number of equipment. B . Serial number of model, stamped on nameplate. Part Number Description 324014 Decal Black Arrow 324141 Decal Caution Rotating Blades 324509 D e ...
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23 Item Stoelting PN Qty Description 1 2177428 1 Door w/pins 2 3159696 2 Spigot, Outside 3 3158086 1 Spigot, Center 4 624598 4 O-Ring, 7/8 OD x 1/8 CS 5 624664 1 O-Ring 1-5/16 OD x 1-1/16 ID x 1/8 CS 6 625133 2 O- Ring 4.00" OD x .1875" CS 7 508135 As Reqd Lube, Petro-Gel 8 482019 4 Knob with 3/8-16 (Black) 9 624614 2 O-Ring, 1 OD x ¾ ID ...
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Stoelting 4231G - page 35
27 Item Stoelting PN Qty Description 1 152294 4 Belt V, 39.2 O.L. x 38.3 P.L. 2 282021-SV 2 Compressor (4231-18G, -38G) 2A 282020-SV 2 Compressor (4231-109G, -309G) 2B 282030 2 Compressor (4231-102G, -302G) 3 422156 2 Grommet Kit with sleeves 4 644371 8 Screw Cap 5/16-18 x 1-3/4 Hx 5 767211 8 Washer Flat 5/16, 7/8 x 3/8 x 14GA 6 522844 2 Motor, 2HP ...
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29 Item Stoelting PN Qty Description 1 649109 4 Screw Tap 10-16 x 1/2 Ind. Hx 2 524091 2 Mount Adhesive Back 1 x 1 Plastic 3 647885 2 Screw Mach 1/4-20 x 1/2 Trs Hd 4 538922 2 Nut Speed 1/4-20 5 766964 6 Washer Shakeproof 1/4 Zinc 6 644195 4 Screw Cap 1/4-20 x 2 Hx Hd 7 1172773 4 Spacer, 1.47 Long 8 2158124-SV 1 Door Interlock Switch Assy 9 766949 ...
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Stoelting 4231G - page 38
30 12, 13, 14 7 8 10 11 8 10 11 4A 4A 6 1, 2A, 2B 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 . . . . . 1 1 1 1 1 . . . . . . . . . . , , , , , 3 3 3 3 3 0 0 0 0 0 0 0 0 0 0 2 2 2 2 2 12, 13, 14 12, 13, 14 12, 13, 14 3 15 9 9 6 1, 2A, 2B 15 3 16 7 7 7 7 7 7 7 7 7 7 7 , , , , , 7 7 7 7 7 . . . . . / / / / / 5 5 5 5 5 0 0 0 0 0 , , ...
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Stoelting 4231G - page 39
31 Item Stoelting PN Qty Description 1 282021-SV 2 Compressor (4231-18G, -38G) 2A 282020-SV 2 Compressor (4231-109G, -309G) 2B 282030 2 Compressor (4231-102G, -302G) 3 4172774 1 Hopper & Evaporator Assembly 4 284104 2 Condenser (W/C Only) 4A 284044 1 Condenser (A/C Only) 5 718686 2 Swit ch Pressure (W/C Only) 6 342008 2 Drier, Filter 7 762277 2 ...
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Stoelting 4231G - page 40
32 12, 13, 14 7 8 10 11 8 10 11 4 4 6 1, 2A, 2B 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 . . . . . 1 1 1 1 1 . . . . . , , , , , 3 3 3 3 3 0 0 0 0 0 0 0 0 0 0 2 2 2 2 2 12, 13, 14 12, 13, 14 12, 13, 14 3 15 9 9 6 1, 2A, 2B 15 3 16 7 7 7 7 7 7 7 7 7 7 7 , , , , , 7 7 7 7 7 . . . . . / / / / / 5 5 5 5 5 . . . . . , , , , , 2 2 2 ...
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Stoelting 4231G - page 41
33 Item Stoelting PN Qty Description 1 282021-SV 2 Compressor (4231-18G, -38G) 2A 282020-SV 2 Compressor (4231-109G, -309G) 2B 282030 2 Compressor (4231-102G, -302G) 3 4172774 1 Hopper & Evaporator Assembly 4 284104 2 Condenser (W/C Only) 4A 284044 1 Condenser (A/C Only) 5 718686 2 Switch Pressure (W/C Only) 6 342008 2 Drier, Filter 7 762277 2 ...
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Stoelting 4231G - page 43
W ARRANTY SOFT SER VE / 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 from defects in materials and workmanship under normal use and proper maintenance a ...
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