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Mend Glowworm 80 Home Heating Systems

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Mend Glowworm 80 Swiftflow Heating

swiftflow glowworm 80 pressure?

does anyone know the correct pressure the combi should be at in standby mode and in heating mode cheers..

rob wilson
August 2009
GlowwormGlowworm 80Heating, Home Heating SystemsSwiftflow 80 Heating
thankyou thats a massive help...AJM..

R WILSON
August 2009
Hi
The system pressure should be 1 bar to 1.2 bar cold ie heating off, when heating is turned on the pressure will rise slightly perhaps to 1.5 to 1.8 bar but shouldn't really go past 2 bar, if it does your expansion vessel rear of boiler will want represurizing as over time the diaphram deflates.

AJM
August 2009

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