Stoelting 4231G User manual

Model 4231G/H
OWNER'S MANUAL
Manual No. 513534 Apr. 2003, Rev. 3

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STOELTING OWNER'S MANUAL
FOR MODEL 4231G
STOELTING FLOOR GRAVITY FREEZER
SOFT-SERVE
Thismanualprovidesbasicinformationaboutthefreezer. Instructionsandsuggestionsaregiven
coveringitsoperationandcare.
Theillustrationsandspecificationsarenotbindingindetail. Wereservetherighttomakechanges
atanytimewithoutnoticetothefreezerwithoutincurringanyobligationtomodifyorprovidenewparts
forfreezersbuiltpriortodateofchange.
DONOTATTEMPTtooperatethefreezeruntilinstructionsandsafetyprecautionsinthismanualare
readcompletelyandarethoroughlyunderstood. Thefreezershould be operated only byqualified
personnel. If problems develop or questions arise in connection with installation, operation or
servicingofthefreezer,contactthecompanyatthefollowinglocation:
Stoelting, LLC Tele: 920-894-2293
502 Hwy. 67
Kiel, WI 53042-1600 Fax: [phone]

TABLE OF CONTENTS
Section Description Page
1 INTRODUCTION .................................................................................................1
1.1 Description...........................................................................................................1
1.2 Specifications.......................................................................................................2
2 OPERATING INSTRUCTIONS............................................................................3
2.1 Safety Precautions...............................................................................................3
2.2 Shipment and Transit ...........................................................................................4
2.3 Freezer Installation ..............................................................................................4
2.4 Electrical Connections .........................................................................................5
3 INTIAL SET-UP AND OPERATION ....................................................................7
3.1 Operator’s Safety Precautions .............................................................................7
3.2 Operating Controls and Indicators .......................................................................7
3.3 Sanitizing .............................................................................................................9
3.4 Freeze Down and Operation ................................................................................10
3.5 Mix Information ....................................................................................................11
3.6 Removing Mix from Freezer.................................................................................11
3.7 Cleaning the Freezer ...........................................................................................12
3.8 Disassembly of Freezer Parts..............................................................................12
3.9 Cleaning the Freezer Parts ..................................................................................14
3.10 Sanitize Freezer and Freezer Parts .....................................................................14
3.11 Assembly of Freezer ............................................................................................14
3.12 RoutineCleaning .................................................................................................16
4 MAINTENANCE INSTRUCTIONS.......................................................................17
4.1 PreventativeMaintenance ...................................................................................17
4.2 Freeze-up ............................................................................................................18
4.3 Condenser Service ..............................................................................................18
4.4 Extended Storage ................................................................................................18
4.5 Troubleshooting ...................................................................................................19
5 REPLACEMENT PARTS ....................................................................................21
5.1 How to Order Parts ..............................................................................................21
5.2 Push to Freeze Light/Switch Lamp Replacment...................................................21
5.3 Clean-Off-On Rocker Switch Replacement..........................................................21
5.4 Replacement Parts & Reference Drawings ..........................................................22

LIST OF ILLUSTRATIONS
Figure Description Page
1 Model 4231G Freezer .......................................................................................................1
2 Specifications....................................................................................................................1
3 Warning and Label Locations............................................................................................3
4 Space and Ventilation Requirements ................................................................................4
5 Leveling Freezer ...............................................................................................................5
6 Caster Adjustment ............................................................................................................5
7 Connecting Permanent Wiring ..........................................................................................5
8 Danger Decal....................................................................................................................5
9 Controls ............................................................................................................................7
10 Mix Inlet Regulator ............................................................................................................9
11 SanitizingProcedure.........................................................................................................9
12 Clean Control ....................................................................................................................9
13 Sanitizing Hopper..............................................................................................................9
14 Spigot Opened and Solution Draining ...............................................................................10
15 Pouring the Mix .................................................................................................................10
16 Dispensing Product...........................................................................................................10
17 Skimming the Foam ..........................................................................................................11
18 Removing Mix Inlet Regulator ...........................................................................................11
19 Draining Mix......................................................................................................................12
20 Auger Flight Wear & Front Auger Support Wear ...............................................................12
21 Removing Front Door........................................................................................................13
22 Removing Spigot...............................................................................................................13
23 Removing Auger Supports ................................................................................................ 13
24 Auger Shafts .....................................................................................................................13
25 Removing “O” Ring ...........................................................................................................13
26 Cleaning Freezer Barrel....................................................................................................14
27 Exploded View of Auger....................................................................................................15
28 Exploded View of Front Door ............................................................................................15
29 Installing Mix Inlet Regulators ...........................................................................................16
30 Drain Trays .......................................................................................................................16
31 Skimming Hopper ............................................................................................................. 17
32 Sanitizing Mix Inlet Regulators (Carburetor)......................................................................17
33 Push to Freezer Light/Switch Assembly............................................................................21
34 Spigot, Front Door and Auger Assembly...........................................................................22

1
1.1 DESCRIPTION
TheStoelting®4231Gfreezerisgravityfed.Thefreezer
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 designed to assist qualified service
personnel and operators in the insulation, operation
and maintenance of the Stoelting Model 4231 gravity
freezer.
Information Packet Location
Model 4231G . . . . . . . RIGHT SIDE
SECTION 1
INTRODUCTION
Figure 1. Model 4231G Freezer
Figure 2. Specifications

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”(96.5cm)widex64.00”(162.5cm)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 the rear of the
Freezer.
COOLING
Air-cooledrequires3”(7.6cm)clearanceforalllouvered
panels. Water-cooled requires ½” pipe or 5/8” inside
diameter copper water in be installed for adequate
water supply.
HOPPER CAPACITY
Two hoppers, 5.6 gallons (21 liters) each, refrigerated
and insulated.