Hoshizaki KM-901MAH Service Manual page 5

V. Removal and Replacement of Components .................................................................... 68
A. Service for Refrigerant Lines ....................................................................................... 68
1. Refrigerant Recovery ............................................................................................. 68
2. Brazing .................................................................................................................. 69
3. Evacuation and Recharge (R-404A) ...................................................................... 69
B. Removal and Replacement of Compressor ................................................................. 70
C. Removal and Replacement of Expansion Valve .......................................................... 71
D. Removal and Replacement of Hot Gas Valve or Liquid Line Valve ............................. 72
E. Removal and Replacement of Evaporator ................................................................... 73
F. Removal and Replacement of Air-Cooled Condenser ...................................................74
G. Removal and Replacement of Water-Cooled Condenser ............................................ 75
H. Removal and Replacement of Remote Air-Cooled Condenser ................................... 76
I. Removal and Replacement of Water Regulating Valve (water-cooled model) .............. 77
J. Adjustment of Water Regulating Valve (water-cooled model) ....................................... 78
K. Removal and Replacement of Headmaster (Condensing Pressure Regulator - C.P.R.)
(remote air-cooled model) ......................................................................................... 78
L. Removal and Replacement of Thermistor ................................................................... 79
M. Removal and Replacement of Fan Motor (air-cooled and remote air-cooled models) 80
N. Removal and Replacement of Inlet Water Valve ......................................................... 80
O. Removal and Replacement of Pump Motor ................................................................ 81
P. Removal and Replacement of Control Board ............................................................... 82
VI. Cleaning and Maintenance ............................................................................................. 83
A. Cleaning and Sanitizing Instructions ........................................................................... 83
1. Cleaning Procedure ................................................................................................ 84
2. Sanitizing Procedure - Following Cleaning Procedure ........................................... 85
B. Maintenance ............................................................................................................... 86
C. Preparing the Icemaker for Long Storage ................................................................... 86
5