How to mend ... Hot Ch Ok

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]

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]

ch will not operate. hot water no problem?

hot water no problem ch not operating room stat set at 30C 3 port valve opened manually ch on overide ch ... [Read more]

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]

Modena 102 running on?

Hi, I have a Modena 102 which has been perfect untill a few weeks back. The problem is that it keeps running ... [Read more]

No hot water when Ravenheat 84E? on but hot water when the CH is on?

My Ravenheat 84e/t has stopped giving out hot water. I can only have hot water when the system is fully operat... [Read more]

how to fix my biasi riva compact he model m98 24sm/c2?

Biasi Riva compact HE, Model M98 24SM/C2. Not firing red and green CH indicator lights flashes continuasly, no... [Read more]

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]

Vokera Linea28 CH fine HW cuts out after ignition?

The CH works fine, but the Domestic Hot Water initially fires up when called for but then cuts out, fires up a... [Read more]

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]

bgmvs-23?

Hot water has been fine all summer. Switched Central Heating on and now we cannot get hot water. Switch CH bac... [Read more]

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]

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]

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]

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]

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]

Fitting New CH Pump and 3 Port Valve?

Hi, Further to my on going saga... I had elected to change the 3 port valve - as it had an intermitant f... [Read more]

Worcester 350 water luke warm?

Recently changed main PCB now water luke warm CH okay. Demand light does not indicate. Checked circuits as per... [Read more]

Worcester 350 Hot water only warm?

Had reason to change main PCB but now luke warm water but CH ok. Do the PCB potentiometers need setting up for... [Read more]

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]