HVAC

9000-CONTROL MODULE INTERNAL FAULT (ZHZ)

For a complete wiring diagram Consult Diagrams/Electrical.

- When Monitored:
Continuously.

- Set Condition:
The Warm Water Auxiliary Heating 2 Control Unit is defective.





Diagnostic Test

1. WARM WATER AUXILIARY HEATING 2 CONTROL UNIT
The Warm Water Auxiliary Heating 2 Control Unit is reporting internal errors.
View repair.

Repair

- Replace the Warm Water Auxiliary Heating 2 Control Unit.
- Perform BODY VERIFICATION TEST - VER 1.Verification Tests