Cornelius SID650A/80 - Manual (Page 24)

21 91704
YES
2.A ICE MAKER PROBLEM
NO
IS
HOPPER
FULL?
RUN/STOP
SWITCH?
PUT SWITCH IN
RUN POSITION.
NORMAL SHUTOFF ON
BIN THERMOSTAT.
IS BIN
THERMOSTAT
OPEN?
IS
WATER
LEVEL NORMAL
IN EVAP.?
IS LOW-
PRESSURE
SWITCH
OPEN?
IS HIGH-
PRESSURE
SWITCH
OPEN?
CHECK FOR LOOSE CONNECTION
OR BROKEN WIRE.
RUN STOP YES
NO
NO
YES NO
YES YES
NO
1. CHECK THERMOSTAT ADJUST-
MENT.
2. REPLACE BIN THERMOSTAT.
1. CHECK THAT WATER SUPPLY IS OPEN.
2. CHECK WATER SUPPLY FILTER.
3. CHECK FOR PLUGGED WATER FLOAT
VALVE.
4. CHECK ADJUSTMENT OF TIMER CAM #4.
(WATER DUMP)
5. CHECK TIMER SWITCH #4.
6. CHECK IF WATER DUMP VALVE IS STUCK
OPEN.
1. CHECK FOR REFRIGERANT
UNDER-CHARGE.
2. CHECK TXV VALVE.
AIR-COOLED UNITS
WATER-COOLED UNITS
1. CHECK FOR RESTRICTED AIR FLOW AT TOP
OR REAR OF UNIT.
2. CHECK FOR HOT AIR RECIRCULATING TO TOP
INLET. ELIMINATE BY BAFFLING.
3. CHECK FOR DIRTY INLET AIR FILTER.
4. CHECK FOR DIRTY AIR-COOLED CONDENSER.
5. CHECK CONDENSER FAN MOTOR.
6. CHECK FOR REFRIGERANT OVER-CHARGE.
1. CHECK WATER SUPPLY TO CONDENSER.
2. CHECK FOR FAULTY WATER REGULATOR VALVE.
3. CHECK FOR REFRIGERANT OVER-CHARGE.
4. CHECK FOR FOULED CONDENSER.