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We have 216 questions about mending 'boiler combi air'

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Mend Heating, Home Heating Systems

worcester cd35i ii pressure problem?

i have a problem with my combi worcester cd35i ii the pressure of the unit is at just over 1 bar and when you ... [Read more]
Mend Heating, Home Heating Systems

ok people let me know?

i have a combi boiler and the central htging has justed been switched on i have five rads - four of them are... [Read more]
Mend Heating, Home Heating Systems

leaking air seperator?

combi boiler air seperator in dripping/forming bubble at top of unit, is this an expensive job?
Mend Heating, Home Heating Systems

how to bleed my combi boiler?

how do i bleed my potterton combi boiler it keeps cutting out and you can hear air inside it
Mend Heating, Home Heating Systems

combi boiler?

jaguar 24,DHW does not come on until hot water tap is fully open. no error messages are displayed .air p.valv... [Read more]
Mend Heating, Home Heating Systems

Baxi Combi Instant 105 HE fault?

Hi, on the above boiler we had a PCB fitted to replace a fault (Demestic hot water mode). This produced a fla... [Read more]
Mend Heating, Home Heating Systems

no hot water ?

pilot was on. turned on tap no main burner maybe air pressure switch as number 7 led is not on.now i have no p... [Read more]
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Worcester Bosch Heatslave 25/32 Combi Oil?

Worcester Bosch Heatslave 25/32 Combi Riello Burner, First off we bought this boiler about a year ago and move... [Read more]
Mend Heating, Home Heating Systems

Ideal maxi combi ?

The boiler fires up for 30 seconds every 5 or 6 mins even when the stat has shut it down because of the air te... [Read more]
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How can I replace auto air vent Worcester 24i boiler?

I want to replace the auto air vent on a Worcester 24i RSF combi Is this something easy enough to do, if so, ... [Read more]
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how can i get combi boiler to work, Alpha 280E ocean?

my daughter has just drained and removed a downsrairs radiator to decorate the wall behind it, now the boiler ... [Read more]
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how can i fix my vokera 80sp combi boiler?

temperature guage stays at zero pilot light goes when water pressure drops .when you turn hot water tap off or... [Read more]
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ferroli boiler fault?

combi condensing boiler LPG no heating no hot water when boiler runs water in boiler can be heard circulating ... [Read more]
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fault on my baxi combi 105e?

boiler works fine on heating and hot water for a while then goes to fault indicating flame and fan/flue. strug... [Read more]
Mend Heating, Home Heating Systems

Trying to repair Worcester 24i RSF combi boiler?

After initailly calling for hot water, the boiler will keep re igniting after 5 mins of hot water. We have rem... [Read more]
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My Worcester 28i Junior will not spark?

I have a worcester 28i junior combi boiler which will not spark the pump runs, the fan runs which in turn swit... [Read more]
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Knocking noise on boiler?

I have a worcester 35cdi combi boiler which has developed a knocking noise, possibly due to air lock. How can ... [Read more]
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baxi105e combi boiler hw intermittent?

changed sensors, dhw heat exchanger, pcb board and air pressure switch
Mend Heating, Home Heating Systems

Pressure reducing on my Bosch Worcester 24 CDi Combi Boiler?

A few months ago i had problems on my boiler with 'rising' pressure. This turned out to be the Heat Exchanger ... [Read more]
Mend Heating, Home Heating Systems

What can be wrong with the boiler that heats air but not water?

My boiler (combi), works on heating for radiator, but fails to heat the water although showing no flashing war... [Read more]
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