Diagnostics and Specific Fault Finding
Gas Heating diagnostics and fault finding
Start-up and Run Flowcharts TQ Single Stage TQ3 TQD3 BMQ3
Mon, 10 Jul, 2023 at 9:01 AM
TG5 with condensate probes (pre-pressure switch) FC18 condensate detected at probes FC17 Condensate detected during run
Tue, 21 Jun, 2022 at 3:53 PM
TA3 TB3 TB3X from July 2004 Fenwal 35-80 ignition and flame sense PCB system service diagnostics Attached is full version of Pdf TA3 TB3 TB3X heaters from ...
Fri, 20 Mar, 2020 at 2:04 PM
THM Ducted Gas Heater FC2 IMPORTANT: The Fenwal MCB upgrade kit contains a modified wiring loom that mus...
Wed, 24 May, 2023 at 11:49 AM
TQ DGH - Measured output voltage to motor is less than 240 Volts - FC4 Thermistor > 70 deg C during run, FC10 HX OT1 opened, FC19 HX OT2 opened Infor...
Mon, 15 May, 2023 at 12:29 PM
TG, TH DGH FC11 displayed to user on Spectrolink Click here to view YouTube video Spectrolink SCC accessing and clearing fault code history ...
Tue, 24 Oct, 2023 at 4:26 PM
Fault code history can be accessed: SETTINGS/SERVICE/GAS HEATER 01/7378 CONT/FAULT LOG YouTube Video - MagIQtouch Heater Fault Log HEATER...
Wed, 15 May, 2024 at 2:26 PM
Dual spark electrode replacing single probe spark electrode - Flame Sensor & Dual Probe Sparker Replacement - suits TQ, TG and TH ducted gas heaters ...
Fri, 6 Jan, 2023 at 10:45 AM
Spectrolink Comfort Controller (SCC) wiring configuration of communication plug and discharging SCC capacitor
Tue, 5 Jul, 2022 at 2:40 PM
Star series / SCC / Spectrolink controller Security code (Builders lock) - Unlock code 4312 Unlock Code - 4312
Tue, 4 May, 2021 at 10:03 AM