Hoshizaki KM-650MRH Manual Do Utilizador

4

III. Technical Information ...................................................................................................... 3

A. Water Circuit and Refrigeration Circuit ........................................................................ 3

. KM-650MAH (air-cooled) ....................................................................................... 3
. KM-650MWH (water-cooled) ................................................................................. 4
3. KM-650MRH (remote air-cooled) .......................................................................... 5

B. Wiring Diagrams .......................................................................................................... 6

. KM-650MAH (air-cooled) and KM-650MWH (water-cooled) ................................. 6
. KM-650MRH (remote air-cooled) .......................................................................... 7

C. Performance Data ....................................................................................................... 8

. KM-650MAH (air-cooled) ....................................................................................... 8
. KM-650MWH (water-cooled) ................................................................................. 9
3. KM-650MRH (remote air-cooled) .......................................................................... 30

IV. Service Diagnosis ........................................................................................................... 3

A. 0-Minute KM Diagnostic Procedure ......................................................................... 3
B. Diagnostic Charts ........................................................................................................ 3

. No Ice Production .................................................................................................. 3
. Evaporator is Frozen Up ........................................................................................ 36
3. Low Ice Production ................................................................................................ 37
4. Abnormal Ice ......................................................................................................... 37
5. Other ...................................................................................................................... 37

V. Removal and Replacement of Components .................................................................... 39

A. Service for Refrigerant Lines ...................................................................................... 39

. Refrigerant Recovery ............................................................................................. 39
. Evacuation and Recharge (R-404A) ...................................................................... 39

B. Brazing ........................................................................................................................ 40
C. Removal and Replacement of Compressor ................................................................ 40
D. Removal and Replacement of Drier ............................................................................ 4
E. Removal and Replacement of Expansion Valve .......................................................... 4
F. Removal and Replacement of Hot Gas Valve and Line Valve ..................................... 43
G. Removal and Replacement of Evaporator .................................................................. 44
H. Removal and Replacement of Water Regulating Valve - Water Cooled Model Only ... 44
I. Adjustment of Water Regulating Valve - Water-Cooled Model Only ............................. 45
J. Removal and Replacement of Headmaster (Condensing Pressure Regulator - C.P.R.)

- Remote Air-Cooled Model Only .............................................................................. 46

K. Removal and Replacement of Thermistor ................................................................... 47
L. Removal and Replacement of Fan Motor .................................................................... 47
M. Removal and Replacement of Inlet Water Valve ......................................................... 48
N. Removal and Replacement of Pump Motor ................................................................ 48
O. Removal and Replacement of Spray Tubes ................................................................ 49

VI. Cleaning and Maintenance Instructions ......................................................................... 50

A. Cleaning and Sanitizing Procedures ........................................................................... 50

. Cleaning Procedure ............................................................................................... 5
. Sanitizing Procedure - Following Cleaning Procedure .......................................... 5

B. Maintenance ................................................................................................................ 5
C. Preparing the Icemaker for Long Storage ................................................................... 53