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Part Number 000015433_03 5/20 55
Bin Thermostat
Closed?
NO
Replace Thermostat
YES
Low Pressure
Control Closed?
NO
YES
Ice Contacting
Thermostat?
Remove Ice - Allow
To Warm And Retest
Adjusting Closes
Thermostat?
Verify New Setting Cycles
Machine On/Off
Yes
No No
Yes
Evaporator Cold?
Replace LPCO
Allow Evaporator To
Warm And Retest
Refrigerant Pressure
Below Cut-out?
Repair Refrigerant Leak,
Evacuate, Recharge
Yes
No
No
Yes
Yes
High Pressure
Control Closed?
NO
YES
Resets?
Replace HPCO
Clean Condenser,
Check Fan Motor
Check Fan Cycle Control
Refrigerant Pressure
Above Cut-out?
Clean Condenser,
Check Fan Motor,
Check FCC & Refrigeration System
Resets
&
Trips
No
No
Yes
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