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My Swiftflow boiler's gas pressure gauge reads zero?

How do I re-ignite the pilot on my Glow-worm Swiftflow 75/80 ?

I returned from a week's holiday and turned the gas and water supplies back on, but the gas pressure gauge on my boiler reads 0 bar. (The instructions say not to ignite the pilot if pressure is below 0.7 bar). I don't recall that it had a positive reading before I turned the gas off, perhaps the gauge is faulty (?)

The other problem is, some time back, it stopped providing hot water form the taps if I turned the taps on ; I had to turn the boiler's Central Heating switch on to be able to draw hot water.

Can anyone help. please ?
michael plymouth, July 2009
the gauge measures central htg water pressure not gas u need to fill the system via the filling loop and vent rads, pressure should be 1.5bar cold. Check system for leaks as this will cause pressure loss. if no leaks then put central htg on and watch the pressure gauge if it is above 2.5bar when hot u have an expansion vessel fault. Also sounds like a flow switch fault with your hot water

Baz, July 2009
link Click here to see other fixes for Glow-Worm.