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IV. Service Diagnosis ........................................................................................................... 21
A. Ice Production Check .................................................................................................. 21
B. Diagnostic Procedure .................................................................................................. 21
C. Control Board Check ................................................................................................... 26
D. Bin Control Check ....................................................................................................... 31
E. Float Switch Check and Cleaning ............................................................................... 32
1. Float Switch Check ................................................................................................ 32
2. Float Switch Cleaning ............................................................................................ 33
F. Diagnostic Charts ........................................................................................................ 34
V. Removal and Replacement of Components .................................................................... 38
A. Service for Refrigerant Lines ....................................................................................... 38
1. Refrigerant Recovery ............................................................................................. 39
2. Brazing .................................................................................................................. 39
3. Evacuation and Recharge (R-404A) ...................................................................... 39
B. Important Notes for Component Replacement ............................................................ 40
1. Upper Bearing Wear Check .................................................................................. 42
2. Removal and Replacement of Extruding Head ...................................................... 42
3. Removal and Replacement of Auger ..................................................................... 43
4. Removal and Replacement of Evaporator ............................................................. 43
5. Removal and Replacement of Mechanical Seal and Lower Housing ................... 45
6. Removal and Replacement of Gear Motor ............................................................ 46
7. Dispense Auger and Agitator .................................................................................. 47
8. Dispense or Agitating Motor ................................................................................... 47
VI. Cleaning and Maintenance ............................................................................................. 48
A. Cleaning and Sanitizing Instructions ........................................................................... 49
1. Water System ......................................................................................................... 49
a) Cleaning Solution ............................................................................................. 49
b) Cleaning Procedure ......................................................................................... 49
c) Sanitizing Solution ........................................................................................... 50
d) Sanitizing Procedure - Following Cleaning Procedure .................................... 50
2. Dispense Components .......................................................................................... 51
a) Cleaning Solution ............................................................................................. 51
b) Sanitizing Solution ........................................................................................... 51
c) Cleaning and Sanitizing Procedure .................................................................. 51
B. Maintenance ................................................................................................................ 53
C. Preparing the Icemaker for Periods of Non-Use .......................................................... 54
VII. Disposal ......................................................................................................................... 55