Stoelting E157, Service Manual

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TABLE OF CONTENTS
SECTION DESCRIPTION PAGE
SECTION 1 INTRODUCTION .............................................................................................................. 1
1.1 Descriptions .................................................................................................................... 1
1.2 Specifications .................................................................................................................. 1
SECTION 2 INSTALLATION INSTRUCTIONS ...................................................................................... 3
2.1 Safety Precautions .......................................................................................................... 3
2.2 Shipment and Transit ...................................................................................................... 3
2.3 Freezer Installation .......................................................................................................... 3
2.4 Adjusting Cup Dispensers ............................................................................................... 7
SECTION 3 INITIAL SET-UP AND OPERATION ................................................................................. 9
3.1 Operator's Safety Precautions ......................................................................................... 9
3.2 Operating Controls and Indicators .................................................................................... 9
3.3 Draining the Freezer for Disassembling and Cleaning ...................................................... 10
3.4 Disassembly and Cleaning of Freezer Parts .................................................................... 10
3.5 Sanitizing the Freezers and Freezer Parts ....................................................................... 15
3.6 Assembly of Freezer ....................................................................................................... 15
3.7 Mix Information ................................................................................................................ 17
3.8 Freeze Down and Operation ............................................................................................ 17
3.9 Dispensing Product ......................................................................................................... 17
3.10 Routine Cleaning ............................................................................................................. 17
3.11 Preventative Maintenance ................................................................................................ 17
3.12 Extended Storage ............................................................................................................ 18
SECTION 4 DECALS AND TAGS ....................................................................................................... 21
4.1 How To Order Decals and Tags ....................................................................................... 21
SECTION 5 REFRIGERANT COMPONENTS AND ADJUSTMENTS ................................................... 23
5.1 Refrigeration System ....................................................................................................... 23
5.2 Compressor ..................................................................................................................... 23
5.3 Condenser ....................................................................................................................... 23
SECTION 6 ELECTRICAL SYSTEM OPERATION AND ADJUSTMENTS ........................................... 27
6.1 24 Hour Timer .................................................................................................................. 27
6.2 Electronic Torque Control ................................................................................................ 27
SECTION 7 MAJOR COMPONENT REMOVAL AND INSTALLATION ................................................. 29
7.1 Introduction ..................................................................................................................... 29
7.2 Condenser Fan Removal .................................................................................................. 29
7.3 Drive Motor Removal ........................................................................................................ 29
7.4 Compressor Removal ...................................................................................................... 29
7.5 Compressor Installation ................................................................................................... 30
7.6 Drive Motor Installation .................................................................................................... 31
7.7 Condenser Fan Installation .............................................................................................. 31
SECTION 8 TROUBLESHOOTING ..................................................................................................... 33
8.1 Compressor Run Capacitor Open, Shorted, or Blown ....................................................... 34
8.2 Compressor Relay Defective or Burned Out ..................................................................... 34
8.3 Compressor Starts and Runs, But Short Cycles on Overload Protector ........................... 34
8.4 Compressor Runs Continuously ...................................................................................... 34
8.5 Unit Noisy ....................................................................................................................... 34
8.6 Compressor Will Not Start ............................................................................................... 34