Dispensing - Hoshizaki CUBELET ICEMAKER/DISPENSER DCM-750BAH Service Manual

Problem
[4] Gear motor overload
protector operates
frequently or fuse
blows frequently.

4. Dispensing

Problem
[] No ice dispensed.
Possible Cause
a)Power Supply
b)Evaporator Assembly
c) Bin Control
d)Safety Switch and
Relay
e)Control Board
Possible Cause
a) Power Supply
b) Ice Storage
c) Ice Dispense Switch
d) Shutter Assembly
e) Dispense Gear Motor
f) Auger Mechanism
g) Control Board
. Not within
specifications.
. Bearings or auger
worn out.
. Bad contacts.
. Actuator does not
move freely.
. Switch misaligned,
contacts bad.
. Erratic operation of
gear motor relay.
. "OFF" position.
. Loose connection.
3. Bad contacts.
4. Not within
specifications.
. No ice or little ice in
storage bin.
. Ice bridge or ice block
formed.
3. Agitating motor
defective.
. Opti Serve sensor
defective. (OS only)
. Bad contacts. (push
button only)
. Broken part.
. Open windings on
solenoid.
. Thermal protector is
tripped.
. Gear motor winding
open.
3. Bearing worn out.
4. Wiring to gear motor.
5. Defective capacitor.
. Bad alignment of
auger.
. Defective.
43
Remedy
. Refer to nameplate and
correct.
. Replace bearings or
auger. See "V.F.. Upper
Bearing Wear Check."
. Check for continuity and
replace.
. Clean actuator or replace
bin control assembly.
. Check and correct or
replace.
. See "II.D.4. Control Board
Check Procedure."
Remedy
. Move to "ON" position.
. Tighten.
3. Check for continuity and
replace.
4. Refer to nameplate and
correct.
. Make ice.
. Melt ice, resupply with
new ice.
3. Check, replace.
. See "5. Opti Serve (OS)
Sensors."
. Check for continuity and
replace.
. Check and replace.
. Check continuity and
replace.
. Allow to cool.
. Replace.
3. Replace.
4. Check for loose
connection or open
circuit, and replace wiring
as needed.
5. Replace.
. Realign.
. See "II.D.4. Control
Board Check Procedure."