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Vaillant timeswitch 150 analogue unit (clock stopped?

vaillant timeswitch 150 analogue unit. the clock has stopped working.
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Worcester boiler dripping water?

Worcester boiler dripping water, can I just tight the screw? The icon next to the valve looks like radiators... [Read more]
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Vaillant ecotec 831 plus?

Following a F22 fault where we had no heating and only cold water from the hot water tap, I topped up the syst... [Read more]
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Mend Pressure High Help

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We have 297 questions about mending 'pressure high help' in category Heating, Home Heating Systems which have been answered

How to mend ... Pressure High Help

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How can i mend my baxi combi 105a?

Baxi Combi 105a overflow leaking pressure too high hot water only hot when heating on
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High pressure on baxi 105he?

How can I reduce the pressure on a baxi 105he boiler does the filling loop need to be kept on or off
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High pressure cold water?

I was having problem with the hot water low pressure. I cleaned the water in and out to the Oil Boiler. I Ch... [Read more]
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how to reduce boiler pressure ?

i have set the bar pressure on my greenstar 37 cdi to high. how do I reduce it to proper level. Do I use the k... [Read more]
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how can i fix my baxi 105HE?

my boiler water pressure keeps on goin up to nearly 3bar and expelling alot of water outside.CH works when i ... [Read more]
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potterton boiler keeps closing down?

Boiler keeps closing down and shows low water pressure .when I top up to required level it runs for a while an... [Read more]
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combi oil Worcester greenstar heatslave 12/18 switches off?

I have a internal combi oil Worcester greenstar heatslave 12/18 Its has a built programmer and Hot water t... [Read more]
Mend Heating, Home Heating Systems

high boiler pressure ideal isar 28?

have lowered pressure down to1.5 bar but after boiler has run 1hr goes to2.5/30 bar but does not drop back
Mend Heating, Home Heating Systems

Vaillant Ecotech Plus 831 F22 fault?

I've been having problems for 3 weeks now, and on the 3rd plumber, and still not fixed. First had F75 fault a... [Read more]
Mend Heating, Home Heating Systems

Pressure gauge reading high on ecotec plus 824?

I have had the F75 error and managed to sort that but now my pressure gauge is at the very top of the grey are... [Read more]
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How can I fix my Vaillant turbomax 828 ??

A certificated plumber recently made a repair to my Vaillant boiler, after which the unit appeared to be worki... [Read more]
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Arriston combi boiler hot water scalding temp light comes on?

high temp light comes on, boiler cuts out, click reset button works fine.. then cuts out few mins later. bar p... [Read more]
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is at pressure too high at 2.5 bar?

how do I get my water pressure down?
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Pressure rising to high ?

Hi. I have a Worcester 24i junior combi boiler and the pressure is rising all the time and the water is runnin... [Read more]
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How can I fix my Vakera boiler?

I have a Vakers High Efficiency Combi Boiler, compact 29. The lights go through their sequence and stop on the... [Read more]
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my vaillant eco 316 boiler how to fix?

my vaillant eco316 boiler would not turn hot water on despite no fault code.It turns on and turns off again o... [Read more]
Mend Heating, Home Heating Systems

Why is the pressure on my Ariston boiler rising to nearly 4 Bar?

Hi Can anyone please advise me on why my Ariston Eurcombi A/27 MFFI pressure is rising from just over 1 Bar... [Read more]
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Vaillant ecotec 831 plus?
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Remove boiler cover?
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Worcester Bosch 532/i Combi Boiler?
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Worcester boiler dripping water?
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How do I work my Storad storage heater?
Mend Heating, Home Heating Systems

Siemens RDJ10RF thermostat problem?
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Vaillant F22 fault?
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Fan tries to run every 15 seconds then stops immediately?
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Boiler cycle?

How to mend ...

Mend Baxi Mend Bosch Mend Boulter Mend Britony Mend Dimplex Mend Drayton Mend Ferroli Mend Halstead Mend Heatline Mend Potterton Mend Remeha Mend Siemens Mend Switchmaster Mend Vaillant Mend Vokera Mend Worcester

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