Mend > Home Heating Systems

Worcester 28i junior, water temperature is far too hot?

Water temperature is nearly boiling not responding to temperature adjustment on front of boiler I've replaced ... [Read more]

Glow-worm Hideaway will not fire up for hot water but the pilot is on?

Hi I have a Glow-worm Hideaway the pilot light is lit but the boiler doesn't fire up so we can have hot wat... [Read more]

burner goes out after short time?

in heating mode burner comes on and after short period of time goes out.After a short period it comes back on ... [Read more]

Tybox827reset?

How do I reset service due on this device

I have a worcester Greenstar 42CDI Combi boiler?

I have a worcester Greenstar 42CDI Combi Boiler and when the hot water is used. Whether it be the shower, the ... [Read more]

High pressure cold water?

I was having problem with the hot water low pressure. I cleaned the water in and out to the Oil Boiler. I Ch... [Read more]

how to replace batteries in my Drayton Digistat RF1?

How can I slide off the battery covers

britony 2T query?

There is a gap of about 5mm between the top of the pilot injector and the bottom of the pilot tube/pipe. This ... [Read more]

siemans temp controller?

Hi how do I get the hand held and the wall mounted devices to see each other as the batteries ran out in the m... [Read more]

how to reduce boiler pressure ?

i have set the bar pressure on my greenstar 37 cdi to high. how do I reduce it to proper level. Do I use the k... [Read more]

alpha eco 2?

My boiler seams to be starting and stopping on its own, does not seem to be sinking with my thermostat,

Error light blinking (orange colour) on Ariston e-combi boiler?

From yesterday error light is going on blinking

drayton room thermostat display screen is blank?

I changed batteries in Drayton room thermostat but, the display screen remains blank.where can I buy display s... [Read more]

vaillant ecoTEC plus boiler fault code - how to fix?

I have ave a vaillant boiler and just now i used the kitchen tap water and there is not hot water. And, the bo... [Read more]

Heating will not turn off at controller?

I have warm glow boiler, when I switch ch switch off the boiler continues to run, even when I turn down the ro... [Read more]

flashing dhw sensor ?

flashing dhw sensor boiler intermittent water not as hot

How to fix leak on water pressure loop conection on ecotec 28?

If water is turned of will it be a problem to refill

I have an Ariston Clas He system with an error code of 1P2?

When running a Hotwater Tap the error 101 shows and the boiler shuts down with the red light showing. Pressin... [Read more]

Flow unit Green star 30 cdi?

How to replace a leaking flow unit with new kit ???

Is a Boss BR1 compatible with any other brand?

I have a worcester Greenstar 37cdi boiler with a BOSS Therm BPS 242RF programmable timer. The timer unit itsel... [Read more]