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Mend Hw Ch Ok

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We have 54 questions about mending 'hw ch ok'

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Mend water boiler going
1

How can I get hot water from boiler. Heating is OK?

I have a Marathon 500B boiler.There is no hot water going to the hot water cylinder regardless of whether the ... [Read more]
Mend ferroli problem side
1

My ferroli optimax HE25S does not shut down?

I have an intermittant problem with my ferroli optimax HE25S. Sometimes the CH side does not shut down when th... [Read more]
Mend fine problems water switch
3

No HW but HW+CH works fine?

Hi Just bought a new house but got problems with the hot water. When I switch both HW+CH everything's ok. I... [Read more]
Mend hot water 100

baxi 105e hot water not 100%?

Boiler works ok on ch. When on hw only temp depends on flow rate and although ch is off the radiator in bathro... [Read more]
Mend running main switch
1

Biasi M90F.24s?

Boiler was running ok! then sprang a leak that was traced to the main flow switch membrane. This was replaced ... [Read more]
Mend starts hw ch
1

Potterton Profile 80E Starts OK on HW but not on CH?

Boiler would start (fan running for 20 seconds) but would not complete the ignition cycle. Replaced the PCB. A... [Read more]
Mend 24i junior problem
1

24i junior problem?

boiler hung and fitted all connections good filled and vented system and boiler .no external controls. therefo... [Read more]
Mend boiler not firing
1

Ravenheat 84E boiler not firing up?

Hi can anyone help boiler is not firing up with ch or hw fan working , pump working pilot is sparking and has ... [Read more]
Mend boiler cuts overheat
1

combi boiler?

when hw or ch is turned on the boiler runs ok for a few minuites then cuts out and the overheat cutout comes ... [Read more]
Mend working button checked fuse
1

RE: CH Not working plus select button not working on potterton EP2001?

Hi Guys I have checked the main fuse and it is ok, By the way the CH always comes on with the HW and the HW co... [Read more]
Mend he july 2009

Potterton FSB HE 30 new July 2009?

Have a howling noise after firing up of boiler. Have had 4 visits from BG...1 new fan fitted, no joy. Also on ... [Read more]
Mend boiler works fine
1

how can i fix potterton prima?

i have a potterton prima boiler which works fine on ch and on ch/hw but when i put it on hw the boiler trips o... [Read more]
Mend ch little ideas

Baxi 105e fault- barely any CH, HW little better. Ideas?

Unsure if this is 2 separate problems or just 1. Would love some help. My rads have been almost cold for 1... [Read more]
Mend timer best work

Strange timer fault on Halstead Best 50?

I have a Halstead Best 50 which works fine on HW timer but does not work on CH timer. If I switch to continous... [Read more]
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