10
AC DOC 8.5
REV 11/21/2014
APPENDIX B
TROUBLESHOOTING
Problem: Blank Display on the AirCycler®
Confirm:
1. The furnace has power
2. The thermostat is operational
3. The furnace will call for heat from the thermostat
4. The fan operates with a fan only signal from the thermostat
5. The furnace is providing 24 VAC to the AirCycler® g2
6. Verify wiring conforms to wiring diagram
7. Make sure cover is firmly seated on the base
Problem: AirCycler® g2 turns furnace fan on and off, but the motorized damper does not cycle.
Confirm:
1. The AirCycler® g2 is providing a 24 VAC signal to the motorized damper
2. The 24 VAC motorized damper is operational by powering directly with a 24 VAC signal
3. There is continuity in the wiring between the damper and the AirCycler® g2
Problem: A/C turns on during fan cycling calls
Confirm:
1. Wiring conforms to wiring diagram
2. The G wire is properly connected
3. The G wire needs to be interrupted by the AirCycler® g2
4. Do not run the G wire in parallel
Problem: The AirCycler® G2 does not detect the optional FanConnect™ switch
Confirm:
1. Verify the FanConnect™ has power and is in the OFF position.
Technical Support:
1.877.FAN.CONTrol
