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We have 557 questions about mending 'ch hot water'

How to mend ... Ch Hot Water

Mend Heating, Home Heating Systems

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 Heating, Home Heating Systems

baxi 105 HE boiler problem?

my baxi 105HE heats water to the taps but CH wont come on.the grundfos pump is hot and not seized.i have not u... [Read more]
Mend Heating, Home Heating Systems

Programmer fault or boiler?

Hi, We have just moved in a house which has been vacant for about two years. There is an Ideal Classic FF35... [Read more]
Mend Heating, Home Heating Systems

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 Heating, Home Heating Systems

error code 5 on maxol supacombi he 28?

hi all . error code 5 keeps coming on when the boiler is either heating up dhw or ch . flame is light and wate... [Read more]
Mend Heating, Home Heating Systems

worcester 28i rsf has no central heating?

my boiler has no central heating but hot water fine. have checked following:-pump unit, combustion fan,resista... [Read more]
Mend Heating, Home Heating Systems

Why has Heat Exchanger on IDEAL ISAR HE24 gone?

So... At the end of 2008 (early December, so about 4.5 years ago). We had central heating installed for the... [Read more]
Mend Heating, Home Heating Systems

Potterton PRT2/ EP2002 C/H always on (unless at temp)?

I have developed a fault on my Potterton EP2002 Programmer following short circuiting and blowing a fuse. The ... [Read more]
Mend Heating, Home Heating Systems

new worcester 550I combi boler?

When the hot tap is opened fully the temp of the water increases until the boiler trips out .Worcester service... [Read more]
Mend Heating, Home Heating Systems

Glow-Worm 30cxi combi boiler. No hot water.CH ok?

Turning on hot tap produces 30 secs.tepid water, then permanent cold. Central heating fine. Pressure 1.5 bars.
Mend Heating, Home Heating Systems

Ravenheat csi 85t?

No ch,no hot water,green power light on,red light stays on/lockout.no 240v at pump or fan.checked fuse,changed... [Read more]
Mend Heating, Home Heating Systems

Potterton puma 80, CH not working?

Hi all i hope i posted this in the right place, Basically moved into my new house last month and the house ... [Read more]
Mend Heating, Home Heating Systems

ravenheat csi85a ch problem ?

dhw working fine but boiler cycling when in ch mode.boiler will light and go out after about ten seconds and g... [Read more]
Mend Heating, Home Heating Systems

central eating gauge has gone to 3.5 need to re-pressurise?

gauge has gone to 3.5 when i turn hot tap on with the CH still on it goes to 4 and above silver pipe conected ... [Read more]
Mend Heating, Home Heating Systems

Radiator problem?

Can anyone tell me why when my gas ch system is set to hot water only the upstairs radiators come on too (this... [Read more]
Mend D.I.Y, Plumbing

diy plumbing?

Vokera Linea 24 Hot water runs hot and cold and does not fill a basin. CH engineer has diagnosed sludging. A m... [Read more]
Mend Heating, Home Heating Systems

Luke warm water Halstead Ace High?

Last week we had intermittent hot water CH fine, we replaced the pcb board & still no change so we replaced th... [Read more]
Mend Heating, Home Heating Systems

Morco Feb 24E CH problem?

Hi My boiler CH heats up to a point then cuts out, possibly coming back on an hour or so later. It will come ... [Read more]
Mend Heating, Home Heating Systems

potterton ep20001 programmer wont light hw?

my programmer will not light up the HW side of the display after a power out. If I select hw it switches the c... [Read more]
Mend Heating, Home Heating Systems

glowworm ultimate keeps firing any time?

GLOWWORM ULTIMATE It keep firing up when hot water & ch should be off. eng put a new circuit board in last ... [Read more]

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