Mend > Home Heating Systems

Boiler overheating and making noises Vaillant VCGB 112/142EH?

Had a new 3 port valve changed as radiators were coming on at the same time as water even though only water wa... [Read more]

1

Random hot water?

About 2 hours after the last cycle of the day my bolier comes on and heat the hot water. If I switch the boile... [Read more]

1

glow worm 18 hxi gas valve?

when gas burner lights it makes a noise . as if the burner is not burning all the way round . it then goes qui... [Read more]

1

cant find a reset button for my boiler?

I have a Worscester 24i junior boiler. Currently have no heating or hot water and red alert light is flashing.... [Read more]

1

How do you change the diaphram?

My problem is I keep having to build up the pressure guage as it keeps falling below 0.5.I have been told the ... [Read more]

2

Reoccurring airlock in heating system*please help*?

Hi, I have a re occurring airlock in my system. The rads in top half of the house are as hot as possible but t... [Read more]

1

potterton boiler?

were is the air pressure switch on the potterton boiler and can you tell me why the grid wont light please tha... [Read more]

how to fix my sunier duval?

my sunier duvel f24 ecombi. it fires up in heating mode and hot water but within seconds it makes a boiling n... [Read more]

1

how to fix error code 01?

my semia condens boiler has no hot water & no heating & is not working after i reset

Can I get a replacement heat exchanger for Glow Worm 'Spacesaver 52'?

Is there anywhere I can get a new (or professionally re-conditioned) heat exchanger for my old Glow Worm 'Spac... [Read more]

How can I fix my Bazi combi 105he?

Please help! I have a Baxi combi 105he, when i turn on the hot water tap the boiler shuts down and runs cold, ... [Read more]

How do I set my timer ?

Vokera Combi Boiler I have no heating

heating?

what is the restart procedure on my baisi 24s boiler

dimplex XT12 not working for a few days then starts to over heat?

We have a second hand Dimplex XT12 when we first installed it it worked ok on a low heat 2, for about a week b... [Read more]

1

how can i fix my glowworm 40ff boiler?

The boiler will not start. It appears to be dead but the fuse is ok

1

Old oil Boiler?

We have an old oil bolier that heats the water for six shower, there boiler seems up to temp (a lot of heat fr... [Read more]

1

how can i fix my myson opollo 50b boiler?

my central heating boiler will not turn off at room thermostat and if i switch boiler to hot water only it sti... [Read more]

1

My hot water has not come on. Why?

My hot water has not come on my vaillant combi boiler but my heating has. What could be the problem?

problem with Myson slimline heater?

Heater will not blow warm air.Inlet and outlet pipes cold. No air in heat exchanger. fan works fine on cold se... [Read more]

3

trianco redfyre oil boiler has gone into lockout?

when attempting to restart,there is a humming noise coming from the motor area,do you think it could be that t... [Read more]