Mend > Home Heating Systems

How to remove secondary heat exchanger on heatline vizo 24?

hi..this was done by gas engineer 4 years ago and it worked fine until i decided to clean the system few days ... [Read more]

Replacing pump on Vokera Linea 24?

Seems to be leaking from the back of the pump right in the centre. Is there a simple fix or do I replace. Than... [Read more]

have wocester boiler 28i blows fuse randomly?

Boiler runs for a while then blows control board 230volt fuse

heating?

how to change the reversing valve on a Thelia 623

Vokera minute 20e?

I reset time clock set time heating 1 2 & water times put to run but stays on constant?

checking potterton pcb?

Hi is there a way to check the PCB board on my Potterton suprima boiler it keeps going into lockout I have rem... [Read more]

baxi combi 133he heating on with stat at 10?

my heating rads are coming on with the stat at 10 (lowest) even when i dont use hot water.. previous remedy is... [Read more]

Baxi 105 he?

When I'm in shower it goes hot and after few minutes goes cold wot could the problem be

Can I move the thermostat to another room?

Can the Siemens thermostat type rdj10rf/set-go be moved to another room

Glow worm 30sxi reaches 3.5 bar ?

I've changed the PRV and pressurised the system back up it fires up and runs but when the timer stops the over... [Read more]

Can you sink a new portable room stat with an existing receiver if identica?

I have a Siemens RDJ10RF programmable room stat to control my combi boiler. My handset has been dropped damagi... [Read more]

how can i fix my ideal boiler?

My heating works but water won't get warm what can I do ?

Rayburn boiler, erratic function?

Rayburn boiler comes on and off even when control panel lights not on?

how can i fix my baxi combi instant 105e?

hot water side ok but will not switch over to central heating icon not lighting up and starter flame not comin... [Read more]

ref: boss therm model bps242rf?

We have had the above installed in a new property for 15 norths now and have never had the controller operatin... [Read more]

Celsia F1 50 boiler pump?

I had a British Gas engineer came to look at my boiler & then he asked me where the pump was ... isn't the pum... [Read more]

can i have a shower when my boiler pressure is at zero/?

can i have a shower when my boiler pressure is at zero/

boiler problem?

baxi 50/4 pf fan runs that's it nothing else happens

servowarm elite 50, when i start it up it throws out before it gets warm. ?

servowarm elite 50 , when I start it up it throws out before it gets warm. this happens two or three times bef... [Read more]

How can I fix my Vaillant turbomax 828 ??

A certificated plumber recently made a repair to my Vaillant boiler, after which the unit appeared to be worki... [Read more]