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  5. Manuel D’Utilisation

Hoshizaki MODULAR CRESCENT CUBER SERENITY SERIES KMS-1400MLH Manuel D’Utilisation

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Problem
Possible Cause
Remedy
[4] Water continues to 
be supplied in freeze 
cycle (outside of 
refill).
a) Fill or Harvest Water  
Valve
1. Diaphragm does not 
close.
1. Check for water leaks with 
icemaker off.
b) Control Board
1. Defective.
1. See "II.C.4. Control Board 
Check Procedure".
[5] No water comes from 
spray tubes. Water 
pump will not start, or 
freeze cycle time is 
too short.
a) Water Supply Line
1. Water pressure too 
low and water level in 
water tank too low.
1. Check and get 
recommended pressure.
b) Fill or Harvest Water 
Valve
1. Dirty mesh filter or 
orifice and water level 
in water tank too low.
1. Clean.
c) Water System
1. Water leaks.
1. Check connections for 
water leaks, and replace.
. Clogged.
. Clean.
3. Drain valve leaking by. 3. Check assembly and 
clean.
d) Pump Motor
1. Motor winding 
opened.
1. Replace.
. Bearing worn out.
. Replace.
3. Wiring to pump motor. 3. Check for loose 
connection or open, and 
replace.
4. Defective capacitor.
4. Replace.
5. Defective or bound 
impeller.
5. Replace or clean.
6. Mechanical seal worn 
out.
6. Check and replace.
e) Control Board
1. Defective.
1. See "II.C.4. Control Board 
Check Procedure".
[6] Fan motor will 
not start, or is not 
operating.
a) Fan Motor
1. Motor winding 
opened.
1. Replace.
. Bearing worn out.
. Replace.
3. Wiring to fan motor.
3. Check for loose 
connection or open, and 
replace.
4. Defective capacitor.
4. Replace.
5. Fan blade bound.
5. Check and replace.
b) Magnetic Contactor
1. Bad contacts.
1. Check for continuity and 
replace.
[7] All components 
run, but no ice is 
produced.
a) Refrigerant
1. Undercharged.
1. Check for leaks and 
recharge.
. Air or moisture 
trapped.
. Replace drier and 
recharge.
b) Compressor
1. Defective valve.
1. Replace.
c) Hot Gas Valve
1. Continues to open in 
freeze cycle.
1. Check and replace.
d) Liquid Line Valve
1. Continues to close in 
freeze cycle.
1. Check and replace.
e) Fill or Harvest Water  
Valve
1. Water valve is wide 
open during freeze 
(outside of refill).
1. Check for water leaks.