Hoshizaki FD-1001MRH(-C) Manual De Usuario

75

[1] Icemaker will not stop 

when bin is filled with 
ice.

a)Bin Control

1. Erratic or defective.

1. See "IV.D. Bin Control 

Check."

[] Abnormal noise

a)Fan Motor (except 

water-cooled model)

1. Bearing worn out.

1. Replace.

. Fan blade deformed.

. Replace fan blade.

3. Fan blade does not 

move freely.

3. Replace.

b)Compressor 

1. Bearings worn out, or 

cylinder valve broken.

1. Replace.

. Mounting pad out of 

position.

. Reinstall.

c) Refrigerant Lines

1. Rub or touch lines or 

other surfaces.

1. Reposition.

d)Auger

1. Bearings or auger 

worn out.

1. Replace bearings or 

auger. See "V.D.1. Upper 
Bearing Wear Check."

e)Gear Motor 

1. Bearing or gear worn 

out / damaged.

1. Replace.

f) Evaporator

1. Scale on inside wall 

of evaporator freezing 
cylinder. 

1. Use "SCALE AWAY" 

solution to clean 
periodically. If the water 
is found hard by testing, 
install a softener.

. Low refrigerant 

pressures. 

. Check charge, check for 

possible leak, repair,
re-charge.

3. Expansion valve bad. 3. Replace.
4. Evaporator bad.

4. Replace.

[3] Overflow from 

reservoir (water does 
not stop).

a)Water Supply

1. Water pressure too 

high.

1. Install a pressure reducing 

valve.

b)Inlet Water Valve

1. Diaphragm does not 

close.

1. Clean or replace.

c) Float Switch

1. Bad contacts.

1. Check for continuity and 

replace.

[4] Gear motor protector 

operates frequently or 
fuse blows frequently.

a)Power Supply

1. Not within 

specifications.

1. Refer to nameplate and 

correct.

b)Evaporator Assembly

1. Gear motor bearings 

or auger bearings 
worn out.

1. Replace bearings or 

auger. See "V.D.1. Upper 
Bearing Wear Check."

c) Bin Control

1. Defective.

1. See "IV.D. Bin Control 

Check."

. Actuator does not 

move freely.

. Clean shaft and its 

corresponding holes or 
replace bin control.

d)Control Board

1. Erratic operation of 

gear motor relay.

1. See "IV.B. Diagnostic 

Procedure."