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Mend Different Off Hw Ch

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We have 293 questions about mending 'different off hw ch'

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Mend worcester rsf second

How can I fix my Worcester 24i RSF boiler?

Whenever my CH/HW turns on the burner seems to light and then dies down after a second or so. This cycle seems... [Read more]
Mend potterton 80 wonder help

potterton puma 80 keeps tripping the electricity????

Hi Wonder if anyone can help? My puma 80 boiler keeps tripping the electric for the house when I either... [Read more]
Mend hw tap pressure

CH de-pressurised by HW?

CH and HW both off. Run a HW tap and pressure is taken from the CH. Any ideas ?
Mend 24 hour ch

Potterton EP2000 24 hour CH + HW programmer?

I have just purchased a Potterton EP2000 to replace my old one. The controls and sliders are differently loca... [Read more]
Mend issue hot year

My 350 combi will only issue hot water if the CH system is on?

My 15 year old 350 combi has developed a fault in that if the CH is off and you turn a hot tap on, HW comes ou... [Read more]
Mend hw ch sound

Noises from the HW cylinder?

When the CH and HW was off last night, there was a continous humming sound from the HW cylinder(tank in airing... [Read more]
Mend potterton ep2000 programmer

Potterton EP2000 programmer?

My Potterton EP2000 emits a clicking sound when BOTH CH and HW switches are ON. The proammer is working fine ... [Read more]
Mend sound switched clicking

My Potterton EP200 emits a clinking sound?

When I have BOTH CH and HW switched to ON, I get a clicking sound from the programmer. The programmer is work... [Read more]
Mend hot water heating 24

my potterton ep2000 clicks when ch and hw on?

I can have hot water or central heating but not both - if i put them both on to 24 hrs the unit makes a clicki... [Read more]
Mend ch potterton controller

My CH only works if I have my HW on as well - help!?

I have a Potterton Netaheat boiler and Potterton Ep2000 controller. If I set the CH to a timer switching or to... [Read more]
Mend boiler ch central heating

my boiler does not change from Ch to HW?

My Baxi bermuda 552 back burner does not change from central heating to hot water how can i fix it as there i... [Read more]
Mend Heating, Home Heating Systems

Change Switchmaster Mid Valve to Salus?

I've just had my S/Master changed (duff contacts) for a Salus (MV 322) 3 port but now cannot have combined HW ... [Read more]
Mend hw exactly problem

Halstead Quattro - Fires up, but no HW?

Hi. I know there are similar posts on here, but not exactly the same. Okay, this is the problem - even with th... [Read more]
Mend worcester 24i rsf ch

Worcester 24i RSF - No CH ?

Symptoms- When CH switched on (manual or timer) lots of clicking noise from pump area / bottom of unit. No ig... [Read more]
Mend combi 23 ariston

micro combi 23 mffi?

my ariston micro combi 23mffi fires up on ch but runs for 2 mins then cuts out keeps doing this rads only luke... [Read more]
Mend vokera running boiler

Fix stationary fan on Vokera Excell 80sp?

Fan has always been running even when no demand for HW or CH. Boiler fires up ok for both & sounds like the fa... [Read more]
Mend baxi genesis 80

Baxi Genesis 80 - no central heating?

The boiler does not run properly - I get about 10 seconds of flame on CH, then burner goes off. On HW it is ru... [Read more]
Mend different off hw ch

How can I select different on-off times for HW and CH?

At the moment I can only programme both to come on and off at the same time. I have a Potterton EP2002
Mend hot fine runs

Baxi 105E Patchy hot water?

Our CH works fine, but the HW comes on runs for a few minutes and then cuts off for a few seconds then comes o... [Read more]
Mend ravenheat hw ch

Ravenheat 85 cycling on/off?

My ravenheat 85 a works fine when asking for HW however when the CH is demanded the burner will ignite, burn ... [Read more]
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