Potential Cause (Technical Use Only: Potential remedy):
Voltage supplied to room fan but fan not running – faulty room fan motor, or room fan wheel jammed. Check room fan wheel is not jammed – correct or replace room fan assembly as appropriate. Replace faulty room fan motor if required.
No voltage supplied to room fan from ICS – ICS faulty. Check voltage supplied at room fan terminals on ICS – compare with room fan voltage table in this manual.
Room fan capacitor failed. Check and replace room fan capacitor.
Room fan wiring disconnected from ICS terminals. Reconnect wiring in accordance with wiring diagram.
Room fan capacitor disconnected at capacitor or at ICS capacitor terminals. Reconnect room fan capacitor wiring in accordance with wiring diagram.
Room fan motor speed sensor wiring disconnected at ICS. Check wiring and reconnect if required.
Room fan motor speed sensor dislodged from end of motor. Refit motor speed sensor if required.
Faulty room fan motor speed sensor PCB – check speed is > 200 rpm within 1st 10 seconds of room fan starting. Replace room fan motor speed sensor assembly.
For Braemar Ecostar TQ, TQM, TQS, TQMD, BMQ Gas Ducted Heaters and Braemar Supernova TQS Gas Ducted Heaters.