Mend > Home Heating Systems

Faulty thermostat?

Has anyone had an issue where the thermostat of a Siemens RDJ10RF/SET-GB is 'wrong' and display indicates room... [Read more]

How do i reset my dryfus combi boiler timer?

I do not have an instruction manual for my timer. It is currently showing a day ahead. i.e. Today is Wednesda... [Read more]

cannot get my baxi 105e boiler to ignite?

my baxi 105e boiler will not ignite. both heating and hot water bring up flame failure and fault on fan or flu... [Read more]

Firebird - S 50 - 90?

I have a Firebird-S 50-90 ... He works all the time very well but now he suddenly stop, and the red RESET butt... [Read more]

how can i fix a siemens room thermostat rdj10rf?

the green light has gone out and now it is red . the heating didn't come on and I pressed the ove... [Read more]

how can i fix?

Thermostat off. Heating still coming on. No hot water to taps.

Firebird S 90 oil boiler tries to ignite but doesn't, Any Ideas??

I have a Firebird S 90 oil boiler that tries to ignite but doesn't. I can see the fire flash for and instant b... [Read more]

Glowworm flexicom 30sx boilerhow to replace water pressure sensor?

I have a Glowworm flexicom 30sx which was fitted new in May 2014. Fault F9 appears, I think I need to replace ... [Read more]

optiflame stopped working?

I have a dimplex PMN 20 the optiflame effect and bulbs have suddenly stopped working the electric fan heater s... [Read more]

low pressure?

what can cause low pressure in my vokera 29a combi boiler if no leaks are found

optiflame stopped working?

I have a dimplex PMN 20 the optiflame effect and bulbs have suddenly stopped working the electric fan heater s... [Read more]

threads gone on bleed screen?

Threads gone on bleed screw my boiler in indoor and it a riello 45-90 grant euroflame

Firebird popular 82?

hi can anyone help. My boiler stop.d working. I press,d reset button it fired up but won't turn off until the ... [Read more]

Firebird enviromax c26 hot waterissue?

Hello, I have a combi oil boiler which is a c26 firebird enviromax, installed roughly two years ago, the hot w... [Read more]

Potterton Superfan's fan works intermittenrly?

The system heats up but the fan doesnt work in Normal or Boost modes. Switch has been changed and it worked fo... [Read more]

I am loosing pressure and can not find a leak ?

could I have a faulty pressure gauge loosing pressure but no leak to be found checked attic/walls/floor even o... [Read more]

hot water shutting down on 28cdi?

Hot water slow to run hot and cuts off after noisy gurgling sound and a bang I bypassed micro switch and held... [Read more]

how do i change time on thermost as clocks going back?

how do I change time on drayton digital2 as the clocks are going back

What do I do e02 is coming up on my Atag gas boiler?

Reset the button a few times eventually it started to work

How do I reprogram my ideal bolier rf thermostat receiver?

bought a new Honeywell rf thermostat cm927 same as the old one. How do I get the ideal boiler receiver module ... [Read more]