Hoshizaki KMS-1400MLH - Manual (Page 37)

37
Problem Possible Cause Remedy
[1] The icemaker will not
start. (continuted)
l) Fill Water Valve 1. Mesh filter or orifice
clogged.
1. Clean.
. Coil winding opened. . Replace.
3. Wiring to water valve. 3. Check for loose
connection or open, and
replace.
m) Control Board 1. Defective. 1. See "II.C.4. Control Board
Check Procedure".
n) Control Board in Alarm 1. Audible alarm. 1. See "II.C..f) LED Lights
and Audible Alarm
Safeties".
[] Water continues to
be supplied, and the
icemaker will not
start.
a) Float Switch 1. Connector
disconnected.
1. Reconnect.
. Leads opened or
defective switch.
. Check and replace.
3. Float does not move
freely.
3. Clean or replace.
b) Control Board 1. Defective. 1. Replace. See "II.C.4.
Control Board Check
Procedure."
[3] Compressor will
not start or stops
operating.
a) Control Switch 1. "SERVICE" position. 1. Move to "ICE" position.
. Bad contacts. . Check and replace.
b) Control Board 1. Defective. 1. See "II.C.4. Control Board
Check Procedure."
c) Wire Harness Terminal
Block: Condensing Unit
and Icemaker
1. Loose connection. 1. Tighten.
d) Magnetic Contactor 1. Bad contacts. 1. Check for continuity and
replace.
. Coil winding opened. . Replace.
e) Starter 1. Bad contacts. 1. Check and replace.
. Coil winding opened. . Replace.
f) Start Capacitor or Run
Capacitor
1. Defective. 1. Replace.
g) Overload Protector 1. Bad contacts. 1. Check for continuity and
replace.
. Voltage too low. . Increase voltage.
3. Refrigerant
overcharged or
undercharged.
3. Recharge.
4. Line valve continues
to close in freeze
cycle and overload
protector operates.
4. Check line valves
operation in freeze cycle
and replace.
h) Compressor 1. Wiring to compressor. 1. Check for loose
connection or open, and
replace.
. Defective. . Replace.