Hoshizaki DCM 300BAH(-OS) IV. Service Diagnosis, A. Ice Production Check, B. Diagnostic Procedure

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

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