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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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Power but not activating Baxi 105e boiler?

Heating > Home Heating Systems > Baxi

Greenstar 25 combo boiler?

Heating > Home Heating Systems

BMU error code?

Heating > Home Heating Systems

Siemens RDJ10RF thermostat problem?

Heating > Home Heating Systems > Siemens

F40 fault?

Heating > Home Heating Systems > Ferroli

Greenstar Highflow 440?

Heating > Home Heating Systems

Worcester boiler dripping water?

Heating > Home Heating Systems > Worcester

How to fix my fireplace?

Heating > Home Heating Systems > Baxi

Fix Fault - Heating

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