1 Power supply disconnected.
2 Bin thermostat contacts stuck open.
3 Master switch left in ‘Clean’ position.
4 Defective relay.
5 Defective compressor motor.
6 Master switch off.
7 Loose connection or broken wire.
8 Ambient air below 55°F.
Remedy
1. Reconnect or turn on.
2. Replace bin thermostat.
3. Turn switch to ‘On’ position.
4. Replace relay.
5. Replace compressor motor.
6. Turn master switch on.
7. Repair as necessary.
8. Relocate unit to warmer area.
