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Mend Boiler Hot Ch

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We have 424 questions about mending 'boiler hot ch'

How to mend Boiler Hot Ch

Mend lcd flat power

Why is the LCD screen on my Optima 701 blank? (And how do I fix it?)?

Since I moved into this flat, the screen on the CH boiler has been blank, like there's no power getting to it.... [Read more]
Mend ch central heating
1

Domina 80E CH fault?

I can get hot water easily and constantly but the central heating doesnt work properly. The CH comes on when i... [Read more]
Mend boiler set potterton

Boiler cuts out when CH set to on?

I have a potterton system with a 2002 timing controler and a PT2 remote electronic thermostat. If the system i... [Read more]
Mend halstead high heating

Halstead Ace High boiler central heating cuts out before thermostat tempera?

Hi, my Halstead Ace High boiler central heating cuts out before thermostat temperature. Hot water works fine a... [Read more]
Mend worcester turning starts

Worcester Heatslave 20/25 Combi-boiler?

Our Worcester heatslave 20/25 combi-boiler seems to have a mind of its own. The hot-water sometimes takes age... [Read more]
Mend combi hot fine
1

how to fix my jaguar 23kw combi boiler?

my hot water is fine but when i put my ch on if say its preset to 50c it will come on go up to 59c then keep c... [Read more]
Mend boiler pressure hot
2

problem with puma 80 boiler?

The pressure drops regularly,but i cannot see any leaks,Both ch and hot water work ok but after turning hot wa... [Read more]
Mend brown problem coming
2

potterton EP2000 (old brown one) problem - CH always on ???

I have a Potterton EP2000 - problem is when i try to put the HW slider on any setting i.e twice/ once/ 24hrs, ... [Read more]
Mend vaillant turbo max 824e

How can I fix my Vaillant Turbo Max 824E?

My CH was working fine till I disconnected & reconnected a radiator.I have refilled & blead all the radiators.... [Read more]
Mend 80e call heat
1

Netaheat Profile 80e not lighting when call for heat?

I have a 20 year old Potterton Netaheat Profile 80e. Boiler heating water OK all summer. Wanted CH on today ... [Read more]
Mend hot after expansion vessel

Vokera Linea Max - hot cycling after re pressurising expansion vessel?

I have re pressurised the expansion vessel to 12psi having isolated and drained the boiler. The vessel now hol... [Read more]
Mend only one required
2

hot water and CH come on together when only one required?

my hot water and central heating comes on together when i only want one on i have a potterton back boiler wha... [Read more]
Mend lost manual help boiler
1

lost manual F22 and F25 codes?

Hi, can anyone help? New boiler working fine on the hot water side ..now have tried to put on CH..fine for x2... [Read more]
Mend radiators boiler gas
1

radiators not getting hot?

we have a vokera compact boiler and have had british gas out recently as we have a warrranty out with them but... [Read more]
Mend flashing thing boiler
6

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]
Mend pressure ch boiler dhw
2

ravenheat h85t looses pressure on ch only?

I have had my boiler switched to dhw only through summer ,now its dropped cold but back to ch/dhw works fine o... [Read more]
Mend vaillant boiler 824e
1

HW issues w. Vaillant boiler?

My Vaillant turbo Plus 824E is playing up for the last few months. One morning there will be no HW, the next m... [Read more]
Mend heating engineer day
1

Programming Honeywell CM921?

Hi: The heating engineer installed this unit during installation of a new boiler. This is a 1 day wireless pro... [Read more]
Mend hot fires running

How can i fix Ferolli Modena 102?

When calling for hot water,boiler fires up and keeps running. Water sometimes hot but mostly cool.Fitted new h... [Read more]
Mend hot tap boiler

Ravenheat LS100?

When I turn a hot tap on the boiler starts up runs for approx 10 seconds then switches off then fires back up ... [Read more]

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