Koolaire KY0275W Technician's Handbook page 56

Step 3
Disconnect the ice thickness probe from
the control board terminal. Clip the jumper wire to the
terminal on the control board and any cabinet ground.
Monitor the harvest light.
ICE THICKNESS
PROBE
EVAPORATOR
Step 3 Jumper wire connected from control board
Monitoring Harvest Light
The harvest light comes on,
and 6-10 seconds later, ice
machine cycles from freeze to
harvest.
The harvest light comes on but
the ice machine stays in the
freeze sequence.
The harvest light does not
come on.
56
GROUND
terminal to ground
The ice thickness probe is
causing the malfunction.
The control circuitry is
functioning properly. The ice
machine is in a six-minute
freeze time lock-in (verify
step 1 of this procedure was
followed correctly).
The control board is causing
the malfunction.
JUMPER WIRE
BIN SWITCH
HARVEST LIGHT
LIGHT
(GREEN)
Correction
Part Number STH047 5/16
PROBE
CONNECTION
(RED)
SV1592J