Hoshizaki 1800ALKE(-N), Service Manual

Page: 4 / 148

iii
[m] FM-750AKE-------------------------------------------------------------------------------------- 123
[n] FM-750AKE-N ----------------------------------------------------------------------------------- 124
[o] FM-1000AKE ------------------------------------------------------------------------------------- 125
[p] FM-1000AKE-N---------------------------------------------------------------------------------- 126
[q] FM-1200ALKE ----------------------------------------------------------------------------------- 127
[r] FM-1200ALKE-N--------------------------------------------------------------------------------- 127
[s] FM-1800ALKE ----------------------------------------------------------------------------------- 128
[t] FM-1800ALKE-N --------------------------------------------------------------------------------- 128
IV. SERVICE DIAGNOSIS --------------------------------------------------------------------------- 129
1. NO ICE PRODUCTION ---------------------------------------------------------------------------- 129
2. LOW ICE PRODUCTION-------------------------------------------------------------------------- 131
3. OTHERS----------------------------------------------------------------------------------------------- 131
V. REMOVAL AND REPLACEMENT OF COMPONENTS----------------------------------- 133
1. SERVICE FOR REFRIGERANT LINES ------------------------------------------------------- 133
[a]
SERVICE INFORMATION -------------------------------------------------------------------- 133
[b] REFRIGERANT RECOVERY---------------------------------------------------------------- 134
[c] EVACUATION AND RECHARGE----------------------------------------------------------- 134
2. BRAZING ---------------------------------------------------------------------------------------------- 136
3. COMPRESSOR-------------------------------------------------------------------------------------- 136
4. DRIER -------------------------------------------------------------------------------------------------- 137
5. EXPANSION VALVE ------------------------------------------------------------------------------- 138
6. WATER REGULATING VALVE - WATER-COOLED MODEL ONLY ------------------ 139
7. EVAPORATOR ASSEMBLY --------------------------------------------------------------------- 140
8. CONTROL WATER VALVE ---------------------------------------------------------------------- 143
9. FLUSH WATER VALVE --------------------------------------------------------------------------- 143
10. CONTROLLER BOARD --------------------------------------------------------------------------- 144
[a] MODIFICATION --------------------------------------------------------------------------------- 144
[b] REPLACEMENT -------------------------------------------------------------------------------- 144