P24A & P34A Service Manual
TABLE OF CONTENTS
12/20/12
iv
Page No.
9. SERVICE OPERATIONS
Automatic Blowdown (Harvest Cycle) ..........................................................................................................................9-1
Cleaning the Ice Making Section ...................................................................................................................................9-1
Float Valve (Make-Up Water) .......................................................................................................................................9-1
Float Switch...................................................................................................................................................................9-1
Hand Expansion Valve ..................................................................................................................................................9-2
Freeze Timer..................................................................................................................................................................9-2
Freezer Pressure Switch, FIGURE 9-1 ..........................................................................................................................9-2
High/Low Pressure Switch ............................................................................................................................................9-2
High/Low Pressure Switch, FIGURE 9-2......................................................................................................................9-3
Fan Control (Cooling Tower) ........................................................................................................................................9-3
Fan Control Switch, FIGURE 9-3 .................................................................................................................................9-3
Compressor Crankcase Heater .......................................................................................................................................9-4
Oil Pressure Switch........................................................................................................................................................9-4
Oil Pressure Switch, FIGURE 9-4 .................................................................................................................................9-4
Control Circuit Protection..............................................................................................................................................9-4
Thawing Timer ..............................................................................................................................................................9-5
Thawing Timer, FIGURE 9-5........................................................................................................................................9-5
Condenser Cleaning......................................................................................................................................................9-6
Cutter Gear Reducer ......................................................................................................................................................9-6
Drive Gear Replacement................................................................................................................................................9-7
Gear Reducer Replacement ...........................................................................................................................................9-8
Water Tank and Cutter Parts Weights, TABLE 9-1.......................................................................................................9-9
Water Tank Removal .....................................................................................................................................................9-9
Cutter Assembly Removal and Installation....................................................................................................................9-10
Bearing Bracket and Cutter Disc Removal ....................................................................................................................9-10
Cutter Shaft and Bearing Removal ................................................................................................................................9-10
Cutter Shaft and Bearing Installation.............................................................................................................................9-11
Cutter Height Adjustment ..............................................................................................................................................9-12
Water Tank Installation .................................................................................................................................................9-12
P24A Cutter Assembly, FIGURE 9-5A .........................................................................................................................9-12
P24A Water Tank Assembly, FIGURE 9-5B ................................................................................................................9-13
P24A and P34A Cutter and Water Tank Part No., TABLE 9-2.....................................................................................9-14
Cutter Ring Gear Replacement ......................................................................................................................................9-15
Cutter Blade Replacement .............................................................................................................................................9-15
Cutter Blade and Adapter Plate Adjustment, FIGURE 9-6............................................................................................9-16
Cutter Adapter Plate Installation....................................................................................................................................9-16
Pumpdown .....................................................................................................................................................................9-17
Removal of Ammonia Refrigerant from the Machine ...................................................................................................9-17
Summary of Contents for TUBE-ICE P-24A
Page 1: ...12 20 12 P 24A P 34A TUBE ICE MACHINE Service Manual 5000 ...
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Page 16: ...P24A P34A Service Manual INTRODUCTION 12 18 12 1 4 FIGURE 1 1 P24A Front Side Control Panel ...
Page 17: ...P24A P34A Service Manual INTRODUCTION 12 18 12 1 5 FIGURE 1 2 P24A Right Side ...
Page 18: ...P24A P34A Service Manual INTRODUCTION 12 18 12 1 6 FIGURE 1 3 P24A Back Side ...
Page 19: ...P24A P34A Service Manual INTRODUCTION 12 18 12 1 7 FIGURE 1 4 P24A Left Side ...
Page 20: ...P24A P34A Service Manual INTRODUCTION 12 18 12 1 8 FIGURE 1 5 P34A Front Side ...
Page 21: ...P24A P34A Service Manual INTRODUCTION 12 18 12 1 9 FIGURE 1 6 P34A Right Side ...
Page 22: ...P24A P34A Service Manual INTRODUCTION 12 18 12 1 10 FIGURE 1 7 P34A Back Side ...
Page 23: ...P24A P34A Service Manual INTRODUCTION 12 18 12 1 11 FIGURE 1 8 P34A Left Side Control Panel ...
Page 24: ...P24A P34A Service Manual INTRODUCTION 12 18 12 1 12 FIGURE 1 9 P24A Compressor Diagram ...
Page 28: ...P24A P34A Service Manual RECEIPT OF YOUR TUBE ICE MACHINE 12 26 12 2 4 ...
Page 115: ...P24A P34A Service Manual TABLES CHARTS 12 18 12 11 1 11 Tables Charts ...
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Page 146: ...P24A P34A Service Manual INDEX 12 26 12 12 4 ...