Hoshizaki CUBELET ICEMAKER/DISPENSER DCM-750BAH-OS - Manual (Page 39)

39
Problem Possible Cause Remedy
[] The icemaker will
not start. (Fill Cycle)
(continued)
m)High Pressure Switch . Bad contacts. . Check for continuity and
replace.
. Dirty air filter or
condenser.
. Clean.
3. Ambient or condenser
water temperature too
warm.
3. Reduce temperature.
4. Refrigerant
overcharged.
4. Recover, evacuate, and
recharge.
5. Fan not operating
(except water-cooled
model).
5. See "3.[]a) Fan Motor."
6. Refrigerant line or
components restricted.
6. Remove the restriction or
component and replace
the drier.
7. Condenser water
pressure too low or off
(water-cooled model
only).
7. Check and get
recommended pressure.
8. Water regulating
valve set too high
(water-cooled model
only).
8. Adjust it lower.
n) Plug and Receptacle
(Control Box)
. Disconnected. . Connect.
. Loose terminal. . Repair terminal
connection.
o) Control Board . Defective. . See "II.D.4. Control Board
Check Procedure."
[] Fill cycle will not
terminate.
a) Water Supply . Water supply off or
pressure too low.
. Check and get
recommended pressure.
b) Float Switch . Connector
disconnected.
. Reconnect.
. Float does not move
freely.
. Clean or replace.
3. Defective switch. 3. Check and replace.
c) Water Control Relay . Contacts sticking. . Replace.
. Coil winding open. . Replace.
d) Drain Valve . Valve seat won't seal
and water leaking.
. Clean or replace.
e) Hoses . Disconnected or
damaged.
. Reconnect or replace.
f) Control Board . Defective. . See "II.D.4. Control Board
Check Procedure."