CIRCUIT DIAGRAM

Circuit Diagram

Brief description of principle about BD-318A/428A:

Brief description of principle about Thermostat:

When the temperature in the freezer is higher and reaches the value for starting the machine, the thermostat will be closed, the compressor will run; When the temperature in the freezer is lower and reaches the value for closing the machine, the thermostat will be open, thus the compressor will be stop running.

MAINTENANCE SERVICE AND TROUBLE SHOOTING

Maintenance Service and Trouble Shooting

12.1 System Trouble shooting

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Haier BD-478A service manual Maintenance Service and Trouble Shooting, Brief description of principle about BD-318A/428A