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 and clearing fault code history

Modified on: Tue, 19 Aug, 2025 at 9:23 AM
Click here to view YouTube video Spectrolink SCC accessing and clearing fault code history
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