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Mend radiators heating help

Baxi solo3pfl 50 radiators heating when system turned off?

Please help My central heating system seems to have a mind of its own. The radiators come on, often in the ... [Read more]
Mend clear alarm help

how can i clear the alarm?

hi can someone help me i had to change the batteries in my wireless system thermostst once done i went up stai... [Read more]
Mend mid position valve drayton

Mid Position Valve (Drayton)?

Hi, My problem is with my central heating and hot water system. This is a long one! When I select just h... [Read more]
Mend water central firing

unvented hot water central heating problem boiler potterson ?

boiler firing ok, watter silender ok but heat not comming to rads watterpump ok ( strong ) pipes hot around th... [Read more]
Mend hot central heating

worcester 420 boiler hot water ??

my worcester 420 boiler. when i turn the hot water on with the central heating on it trips the boiler out when... [Read more]
Mend diverter valve diaphram

replacing the diverter valve diaphram?

i think i need to replace my worcester bosch 240 diverter valve diaphram as im only getting hot water and no h... [Read more]
Mend turn off hot water

How do I turn off the hot water. ?

I have a combi heating system and want to turn off the hot water to replace the washer on the hot tap.I have f... [Read more]
Mend heating yesterday today

How can i fix my Roca Lidia GTA oil central heating system?

It was ok yesterday, but today its gone off, the pilots lighte gone out and cant see where to relight it, and ... [Read more]
Mend hello download set

Landis and Gyb operating manual?

Hello, Please could you let me know where I can download the operating manual/instructions to set the timer fo... [Read more]
Mend boiler 24i hot water

how can i fix my combi boiler its a worcester 24i?

the power light is not on but there is power to the system.i have no hot water or heating.could it be the ther... [Read more]
Mend home heating system

home heating system?

My glow-worm betacom 24c has to red lights flashing on 70 + 80. I have no hot water or heating. Could somone p... [Read more]
Mend combi boiler water central

baxi 80 he combi boiler hot water fualt?

hi. my boiler hot water only works partially. the central heating is fine. i have partially traced the problem... [Read more]
Mend home heating system

home heating system?

I have a Landis & GYR clampon hot water cylinder thermostat and I dont know where the optimum temp (60 ?) shou... [Read more]
Mend system hot works

Danfoss FP715 Heating System not working?

I can manually and program the hot water to come on which works fine. The heating side does not work. I can ... [Read more]
Mend house water heating

Potterton prima b issues?

hi, we have a potterton prima b heater in our house which we are having a few problems with. The hot water an... [Read more]
Mend fed hot heat

radiators?

All the radiators are bottom fed so why do 6 of 14 get hot first at the top progressively getting hot downwar... [Read more]
Mend heating hot system pressure low

Sabre he?

we have heating but no hot water, system pressure was low (about 0.4bar). I opened the filling loop and its no... [Read more]
Mend heat hot rad

how many pumps can i use on heating system?

have 17 rads 16 gets heat +hot water 1 rad in attic not getting any heat do i need a 2nd pump and where would ... [Read more]
Mend combi hot water

Heat Exchanger?

If a heat exchanger is blocked on a combi boiler can this have an effect on the hot water and the heating or i... [Read more]
Mend air system central heating

where can I get a new motor for a hot air ducting system?

There are 2 motors in my hot air ducted central heating system, one of them is not working. Where can i get a... [Read more]

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