Diagnostics and Specific Fault Finding
Gas Heating diagnostics and fault finding
TQ DGH FC4, FC19 - FC4 Thermistor > 70 deg C during run, FC10 HX OT1 opened, FC19 HX OT2 opened Fault code history can be accessed: SET...
Wed, 15 May, 2024 at 2:11 PM
TQ DGH - FC32 FC45 Combustion air pressure too low at start and during run T pieces to connect inline with hoses and manometer can be purchased ...
Wed, 15 May, 2024 at 2:13 PM
TQ DGH - FC49 5 lockouts within 15 minutes - Reset button on ICS (cannot be reset from MagIQtouch) FC49 will occur if retry is selected at MagIQtouch mu...
Wed, 15 May, 2024 at 2:21 PM
TQ DGH - FC53 (24v circuit Voltage rail error) Fault code history can be accessed: SETTINGS/SERVICE/GAS HEATER 01/7378 CONT/FAULT LOG YouTube Video...
Wed, 15 May, 2024 at 2:14 PM
TQ DGH - FC48 ICS micro flame mismatch Fault code history can be accessed: SETTINGS/SERVICE/GAS HEATER 01/7378 CONT/FAULT LOG YouTube Video - MagIQ...
Wed, 15 May, 2024 at 2:24 PM
TQS7 FC23 - Room fan not running - Motor/Speed Sensor Diagnostics The TQS7 heater uses a Room fan status signal PCB that monitors if the room fan mot...
Mon, 8 Nov, 2021 at 3:02 PM
TQ DGH FC4, FC5, FC9, FC15, FC16 - Thermistor testing and related faults Fault code history can be accessed: SETTINGS/SERVICE/GAS HEATER 01/7378 CONT/...
Wed, 15 May, 2024 at 2:07 PM
TG / TH FC10 HX OT1 open - airflow restriction Click here to view YouTube video Spectrolink SCC accessing and clearing fault code history ...
Tue, 24 Oct, 2023 at 4:18 PM
TG, TH DGH FC7 & FC11 - Flame signal strength test FC+ and FC- 1.5VDC and above is good Click here to view YouTube video Spectrolink SCC accessing a...
Tue, 24 Oct, 2023 at 4:20 PM
TQ DGH FC1, FC2, FC3 - FC1 PS low closed at start, FC2 PS low failed to close, FC3 PS low opened during run Fault code history can be accessed: SETTING...
Wed, 15 May, 2024 at 2:20 PM