Diagnostics; Electrical Checks Flowchart - Rheem RA17 Series Installation Instructions Manual

Electrical Checks Flowchart

Run Capacitor
Start Capacitor
Potential Relay
Compressor Internal
Overload Open
Compressor Winding Unit Wiring and
Unit Wiring and
YES
Repair and
Recheck
YES
Repair and
Recheck
YES
Connections Open
Connections
Unit
Running?
NO
Thermostat
Problem?
NO
Transformer
Problem?
NO
Voltage on Compressor
Side of Contactor?
NO
Circuit Breakers or
Fuses Open
YES
Compressor Winding
Grounded
Outdoor Fan Motor
Grounded
Grounded Capacitor
Replace Fuses or Reset
Breakers and Recheck
System

DIAGNOSTICS

YES
Go to Mechanical Checks
for Cooling or Heating
NO
Voltage on Line
Side of Contactor?
YES
Compressor
NO
Contactor
Hi Pressure Cut-Out
Hot Gas Sensor
Compressor
Time-Delay
Unit Wiring and
Connections
45