SyMPTOM
1. Unit does not run; no fan no compressor
Mechanical Control
Analog Control
Comfort Control
2. Fan operates; no compressor
Mechanical Control
Analog Control
Comfort Control
3. Fan Operates; compressor tries to start, cycles
"OFF" and hums again, or blows circuit
Mechanical Control
CAUSE
Operation
AC Voltage
Breaker
Changeover Thermostat
Selector Switch
Wiring
Operation
Ambient Temperature
AC Voltage
DC Voltage
Breaker
Changeover Thermostat
Analog Thermostat
Analog Power Module
Wiring
Configuration
Operation
Ambient Temperature
AC Voltage
DC Voltage
Breaker
Cable Assembly
Ambient Sensor
Remote Temperature Sensor
Comfort Control Power Module
Wiring
Selector Switch
Mechanical Thermostat
Overload
Compressor
Operation
Wiring
Breaker
Analog Thermostat
Analog Power Module
Overload
Compressor
Operation
DC Voltage
Wiring
Cable Assembly
Comfort Control Power Module
Overload
Compressor
Comfort Control Thermostat
AC Voltage
Start Device
Start Capacitor
Run Capacitor
Overload
Compressor
5
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