Low Ice Production; Faulty Dispenser - Hoshizaki DCM-60KE Service Manual

2. LOW ICE PRODUCTION

PROBLEM
[1] Low ice
production

3. FAULTY DISPENSER

PROBLEM
[1] No ice is
dispensed.
[2] No water is
dispensed.
[3] Ice keeps being
dispensed.
POSSIBLE CAUSE
a) Refrigerant line
b) High-side
pressure too high
c) Expansion valve
(not adjustable)
d) Evaporator
POSSIBLE CAUSE
a) Storage bin
b) Agitator
c) Solenoid
d) Lever switch
a) Water valve
(dispensing)
b) Lever switch
a) Shutter
b) Lever switch
1. Gas leaks.
2. Refrigerant line
clogged.
3. Overcharged.
1. Dirty air filter or
condenser.
2. Ambient or condenser
water temperature too
warm.
3. Fan rotating too slow.
4. Bad ventilation.
5. Less than 15 cm
clearance at rear,
sides and top.
1. Low-side pressure
exceeding the limit.
1. Evaporator pipe
crushed.
1. Ice block or bridge.
1. Deformed due to ice
block or bridge.
1. Coil winding opened.
1. Bad contacts.
1. Clogged filter.
2. Coil winding opened.
1. Bad contacts.
1. Faulty adjustment.
1. Contacts fused.
47
REMEDY
1. See 1 - [5] - a).
2. Replace the clogged
component.
3. Recharge.
1. Clean.
2. Check for recommended
temperature.
3. Replace.
4. Remove anything blocking
vents.
5. Allow proper clearance for
ventilation.
1. Replace.
1. Replace.
REMEDY
1. Remove all ice from storage
bin when not using ice
dispenser for a long time.
1. Replace.
1. Replace.
1. Check for continuity and
replace.
1. Clean.
2. Replace.
1. Check for continuity and
replace.
1. With shutter closed, lock
shutter in place by securing
with two screws at the lower
part of solenoid and two
screws under solenoid.
1. Replace.