Lennox XC25 – Outdoor Control Operation, Checkout and Status / Error Codes

OPERATION:
The outdoor control is a microprocessor-based device for use with variable-capacity compressors up to 5-tons in capacity operating on 24VAC residential power. The outdoor control integrates the functionality of maintaining compressor speed, demand, defrost and fan PWM controls. The outdoor control is self-configuring. During start-up the outdoor control selects one of two configurations ­ variable-capacity air conditioner or variable-capacity heat pump.

STATUS CODES:

ERROR CODES:

 

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