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Mend Vaillant 242 eh Boiler Gas

no gas getting into the chamber?

Vaillant 242 eh not fireing up just power flushed my system seems like thier is no gas getting in to the chamber so the igniter can do its job, gas goes right up to that point, is there a way to checking this everything else seems to be fine just no gas to ignition area

wayne
January 2009
VaillantVaillant 242 ehHeating, Home Heating SystemsBoiler Gas Vaillant
It would be difficult to pinpoint this fault without being there. Is the fan running? There could be a fault on the air pressure switch, tubes, flue. A Corgi Engineer would be able to check all of this, (voltages,short circuit,continuity etc) and the gas pressure/ p.c.b set-up.

ED.
January 2009

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Vaillant 242 eh - No Gas to Ignition?