Ts06-Inv; Ts07 - Lennox MCB Series Service Manual

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4.8. TS06-INV

Description: Refrigerant Leakage Detection. Evaluate abnormal operation of the refrigeration system according to the

number of compressor stops and the changes in the operating parameters caused by excessive exhaust temperature.

Possible Affected Components: Indoor main PCB or need to add refrigerant.

Troubleshooting and Repair:

Description: Indoor PCB / display board communication error. Indoor PCB does not receive feedback from the display

board.

Possible Affected Components: Indoor main PCB,display board or communication wiring.

Troubleshooting and Repair:

Turn power o to the system, then

wait two minutes before restarting.

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