Mend > Home Heating Systems

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How can I reset celsia boiler?

Where is the reset button on the Celsia F1 boiler for the central heating

Display on thermostat no higher than 18 degrees?

replaced battery's and reset which seems to be fine. On the wall mounted thermostat unit which you adjust by t... [Read more]

Danfoss FP715 screen blank?

last night i noticed that the display on my Danfoss FP715 has gone blank, the unit is still working though but... [Read more]

1

Worcester Heatslave 15/19 not working?

Hi, I have a worcester heatslave 15/19 combi boiler which worked fine until this morning when it suddenly sto... [Read more]

red led continually flashing - override not operating?

Drayton RF1 Wireless red led continually flashing and override not functioning. (can't get the green led to l... [Read more]

how do I set the the heating to timed on baxi 80e?

I'm not sure how to set the heating to timed. The instruction booklet doesn't tell you how to do so and I can'... [Read more]

1

Worcester 350 - Fuse problem?

I currently have the worcester 350 combi boiler and for last 2 weeks it keeps blowing a fuse. we've had 8 call... [Read more]

Vaillant EcoTec Plus 831?

My girl-friend`s boiler keeps loosing pressure. What could be the cause of it? She says the boiler has to be... [Read more]

1

central heating?

hot water is ok but central heating not working

6

vaillant boiler is displaying fault S33? ?

My vaillant turbo max boiler is displaying fault S33? We cant get the heating to come on & we have no hot wate... [Read more]

noisy ferroli optimax 25 boiler code d7?

my ferroli optimax 25 boiler has noisy water flowing sounds when there is no demand for heating or hot water. ... [Read more]

How can I replace the knobs on a vaillant turbo max 242/1E 282 1E?

The knobs that control the heating and water temperature have snapped and I can't turn the temp up or down. I ... [Read more]

4

leaks in my netaheat 80e?

hi i have to fix some leaks on piping coming out of my netaheat 80e how can i drain it? do i have to bleed... [Read more]

1

Ideal classic rs 40 boiler?

I have a rs40 which will not fire up. The pilot light is lit and the pump is running. I have seen another foru... [Read more]

1

pressure problem?

combi boiler pressure low when cold high when hot

3

potterton netaheat 10-16?

i have replaced fan thermastat air flow switch pc board the fuse is ok but still nothing happens when i switch... [Read more]

1

my greenstar Ri boiler will not ignite?

When i reset boiler it will not ignite, it is nothing to do with condensing pipe or syphon as they are fine. ... [Read more]

1

how can i fix my glow worm swift-80 ?

my glow worm swift-80 combi keeps dropping out when the main burner comes on

Airlock - usual solution doesn't work?

Hi there, I too ran out of oil and now have airlock in my boiler. I followed the advice given here using an al... [Read more]

2

High pressure and dripping outside pipe Halstead Ace High?

The pressure on our Halstead Ace High Combi Boiler is slowly creeping up and is at around the three mark at th... [Read more]