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home Fix label Heating label_important Home Heating Systems

How can i sort out an f4 fault on glow worm 18hxi ?

BOILER KEEPS CUTTING OUT AND SHOWING F4 ON THE PANEL CAN I FIX IT ?
ANDY, April 2009
home Fix label Heating label_important Home Heating Systemsdone
Thats the 'failure to ignite' code - it could be that the boiler is down in pressure or maybe a fault in the PCB. Sometimes turning the boiler off at the mains switch, then turning it back on again stabilises things for a while.

John, April 2009

Fix Fault - Heating

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Fix Fault - Heating

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