Mend > Home Heating Systems

Hot water only gets warm ?

My vokera 29combi only produces warm water to my taps but the central heating still gets up to temp what can b... [Read more]

Ferroli DOMIcompact F24B: Unknown error?

I just came back from a couple of days away from home (boiler not used for 4.5 days), and my boiler is showing... [Read more]

Boiler fires up when off?

Potterton Suprima HE fires up when the boiler is switched off

Greenstar18i won't fire up?

Have a Worcester green star 18i GB NG system Had it serviced 3 weeks ago now won't fire up

Thermostat not sensing the right room temperature?

I have just replaced the batteries in my Digistat 2+ RF thermostat and not it is not sensing the room temperat... [Read more]

How do I find the serial number on a Pensotti DK-2 boiler?

I need to fill out the warranty paperwork and I need the serial number off the unit. Where do I find that?

How can I program the BG330+ boiler?

Hi I hope someone can help. Our boiler only starts if manually forced to Hi or Low setting. It works for 15 ... [Read more]

how can i fix my ariston microgenus 28he mffi?

my microgenus 28 he mffi is working on central heating but not on hot water. No error code is showing. When op... [Read more]

Turn dial which way to increase speed?

I have a grundfos selectric ups 15-50 pump. Do I turn grey dial clockwise or anti-clockwise to increase speed?... [Read more]

Flexicom 30sx pressure sensor?

I have had the boiler installed 5 years ago and changed the sensor 3 times in the last 3 years. I increase the... [Read more]

How to rtemove stuck key from boiler?

I have pressurised my Worcester Greenstar 28i Junior boiler after several months. I am not able to remove the ... [Read more]

How can I fix my boiler chaffoteaux&maury?

The pilot light does not come on for the heat and hot water

Why red light on ?

I have a myson heating system was working fine last week I tyed put heating on today as it's a cold but red l... [Read more]

Saunier Duval Isofast condens F35E....nothing working?

I have been on holiday and turned the boiler off at the mains, on returning turned it on and the remote said R... [Read more]

Worcester Greenstar 40CDi fan running contiously?

I have a Worcester Greenstar 40 CDi boiler which had displayed an EA fault. I rest this but all the boiler do... [Read more]

how to remove thermocouple at baxi back boiler?

Hi. I wonder if somebody could let me know how to remove the thermocouple from Baxi back boiler.Thank you. Dar... [Read more]

Jaguar boiler F1 code?

Hi the have bin installing a new pcb board and a gas valve still the F1 code keeps on the display and the boil... [Read more]

hot water home?

boiler fires up for a couple of seconds and then shuts off, no hot water

How can I fix my ideal icos boiler?

Replaced pub now flashing h5 not sure where the pins go

worcester24i rsf?

worcester 24i rsf combi boiler.no hot water when i turn hot water taps on heating is ok