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We have 781 questions about mending 'bosch' in category Heating, Home Heating Systems

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Mend Heating, Home Heating Systems

Low water pressure - Pressure meter in bottom of red sector!?

Two radiators completely cold. System has pessure relief valve fitted. BG combi (Worcester Bosch) 532
Mend Heating, Home Heating Systems

Problem with worcester bosch combi 28siII?

A leak was found in heat exchanger of our boiler, replaced exchanger along with a gas valve, overheat stat, el... [Read more]
Mend Heating, Home Heating Systems

What is my problem, Worcester Bosch Grenstar25si/30si?

The pressure has become unstable on my combi greenstar. Just about holds up when heating on. If I isolate the ... [Read more]
Mend Heating, Home Heating Systems

how can i fix my worcester 240 combi?

my worcester bosch deos not stay firing up it keep coming on & switshing off at all time it is turned on ... [Read more]
Mend Heating, Home Heating Systems

how to fix Worcester Bosch R25/30 combi HE boiler?

I am having problems with the hot water from the above boiler going from hot to luke warm when running the wat... [Read more]
Mend Heating, Home Heating Systems

Worcester Bosch Thermotechnik 280 RSF - The heating system pressure gauge?

Lowering the pressure - heating system pressure gauge.? I have this boiler and i cant seam to get the pressur... [Read more]
Mend Heating, Home Heating Systems

Bosch?

Water runs hot then cold but heating wont come on at all.
Mend Heating, Home Heating Systems

Worcester Bosch 28 si II indicator fault light?

My Worcester bosh boiler for some time now has been losing pressure and letting out water from the release val... [Read more]
Mend Heating, Home Heating Systems

cant get heating to work?

Have hot water but no heating?Not over sure how to switch on.I think I just go to timer put switch to day time... [Read more]
Mend Heating, Home Heating Systems

re-pressurising a wocester bosch 24i junior?

Can someone tell me how I go about re-pressurise a wocester bosch 24i boiler, that has not had the optional fi... [Read more]
Mend Heating, Home Heating Systems

Worcester Bosch Boiler EA fault?

I have read all the answers about frozen condensate pipes but it has not been freezing here and the pipe actua... [Read more]
Mend Heating, Home Heating Systems

Auto heating without been programmed?

The worcester bosch boiler often auto start when not on timer at odd times of the day and night even, when unn... [Read more]
Mend Heating, Home Heating Systems

fix my boiler worcster bosch?

i have my heating on for about 3 hours and the boiler starts to vibrate and bang.i then turn the hot tap on an... [Read more]
Mend Heating, Home Heating Systems

worcester bosch 28si II?

recently had a gas engineer out as stopped working altogether with light flashing approx 1 per sec used reset ... [Read more]
Mend Heating, Home Heating Systems

please help worcester 28 si II combi?

recently had a gas engineer out as stopped working altogether with light flashing approx 1 per sec used reset ... [Read more]
Mend Heating, Home Heating Systems

Worcester Bosch 28cdi vents water?

My 28 CDI vents water through the over pressure valve. I have replaced the valve but it still keeps venting es... [Read more]
Mend Heating, Home Heating Systems

worcester bosch 240 combi RSF?

i keep having to bleed my radiators as the pressure keeps rising to maximum when then heating is on? There see... [Read more]
Mend Heating, Home Heating Systems

Change to a Balanced Flue from Conventional Flue?

I need to change my conventional flue to a balanced type. I am having difficulty locating a balanced flue for ... [Read more]
Mend Heating, Home Heating Systems

pressure settings on a combi boiler?

what are the corect working pressures on a worcestewr bosch 24irsf combi as mine reads 1 bar at cold then rise... [Read more]
Mend Heating, Home Heating Systems

worcester bosch heatslave 20/25 pressure high and overflow active?

when hw and or ch is selected pressure rises past 3 bar and the overflow is active. when turned off pressure ... [Read more]

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