How to mend ... System Hot Water

Johnson and starley J32 ET ?

Hi all Wonder if anyone can help? Having a problem with this system and the water temp being fairly cool. ... [Read more]

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]

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]

Hot water from boiler filling expansion tank?

I have an old type CH/HW system with storage cylinder in airing cupboard and Bermuda 552 back boiler. I notice... [Read more]

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]

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]

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]

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]

no hot water?

britony 2a water heater pilot light on - water in system - does not flame up when taps turned on

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]

Ferroli 38 HC/Heat Exchanger?

DHW Run's hot and then goes cold? I have a Ferroli Opimax HE 38C 4 years old, When I turn ON DHW run's hot a... [Read more]

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]

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]

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]

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]

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]

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]

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]

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]

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]