12008 — Heat reclaim pump-down pressure transducer fault, circuit B

What does 12008 mean?

The pressure transducer for heat reclaim pump-down on circuit B has a fault. The reclaim session will stop, and the unit will return to air-cooled mode.

• Faulty transducer
• Connection problem on circuit B

Click steps to track your progress.

1. 1

   Verify the wiring connections to the heat reclaim pump-down transducer on circuit B.

2. 2

   Examine the transducer for any physical damage.

3. 3

   Contact Carrier Service if the unit does not resume air-cooled operation.