4
IV. Service Diagnosis .......................................................................................................... 41
A. No Ice Production ...................................................................................................... 41
B. Evaporator is Frozen Up ............................................................................................ 45
C. Low Ice Production .................................................................................................... 46
D. Abnormal Ice .............................................................................................................. 46
E. Other .......................................................................................................................... 46
V. Removal and Replacement of Components ................................................................... 47
A. Service for Refrigerant Lines ...................................................................................... 47
1. Refrigerant Recovery ............................................................................................ 47
2. Evacuation and Recharge [R-404A] ..................................................................... 47
B. Brazing ....................................................................................................................... 49
C. Removal and Replacement of Compressor ............................................................... 49
D. Removal and Replacement of Drier ........................................................................... 50
E. Removal and Replacement of Expansion Valve ........................................................ 51
F. Removal and Replacement of Hot Gas Valve ............................................................. 52
G. Removal and Replacement of Evaporator ................................................................. 53
H. Removal and Replacement of Thermistor .................................................................. 54
I. Removal and Replacement of Fan Motor .................................................................... 55
J. Removal and Replacement of Water Valve ................................................................. 56
K. Removal and Replacement of Pump Motor................................................................ 56
L. Removal and Replacement of Float Switch................................................................ 57
M. Removal and Replacement of Spray Tubes ............................................................... 58
N. Removal and Replacement of Transformer ................................................................ 58
VI. Cleaning and Maintenance Instructions ....................................................................... 59
A. Preparing the Icemaker for Long Storage ................................................................... 59
B. Cleaning and Sanitizing Procedures ......................................................................... 60
1. Cleaning Procedure ............................................................................................. 60
2. Sanitizing Procedure - Following Cleaning Procedure ......................................... 62
C. Maintenance .............................................................................................................. 63
Summary of Contents for KM-280MAH-E
Page 8: ...8 II General Information A Dimensions 1 KM 280MAH E ...
Page 9: ...9 2 KM 500MAH E ...
Page 10: ...10 3 KM 630MAH E ...
Page 18: ...18 Control Products HOS 001A Board ...
Page 28: ...28 III Technical Information A Water Circuit and Refrigerant Circuit 1 KM 280MAH E ...
Page 29: ...29 2 KM 500MAH E KM 630MAH E ...