Mend > Home Heating Systems

4

Ferroli Optimax HE 31 C Optional Timer?

Where can I get instructions for the optional timer for the HE 31 C? It is not mentioned at all in the manual... [Read more]

2

worcester 350?

no hot water after 5 seconds of running tap it goes cold can u help me what the problem is

1

cannon coalridge gas fire?

I have a gas fire mounted to an outside wall i want to move it to a standard fireplace.At the moment it has a ... [Read more]

2

profile 80 e gasvalve?

profile 80 e fan runs pilot lights but no main burner would it be gas valve or pcbda

1

no hot water or heating ?

i have no hot water through my taps and no heating although the pressures ok. There is no water at all coming ... [Read more]

1

BOILER TOO HIGH PRESSURE?

I have a VAILLANT Compact and noticed the pressure is OVER 3. How do I reduce the pressure? There is also a sm... [Read more]

2

How can I fix my vokera linea ag plus?

My vokera linea ag plus cycles hot and cold when either shower is used. Watching the boiler it fires up runs f... [Read more]

1

My boiler is a Worchester 28cdi pressure is increasing up 3 bar?

My boiler is a Worchester 28cdi pressure is increasing up 3 bar by itself ,but is working fine ,even though I ... [Read more]

1

hot water not working properly?

hot water keeps going hot then cold then hot again.. It's not the diaphram..changed that,,and i live in a s... [Read more]

pressure fault?

my halstead boiler is keep loosing pressure it only goes to 1 bar and does not heat all radiators in the house... [Read more]

how do i fix this ?

boiler keeps turning off . pressing red flashing reset light restarts the boiler for 1 second then switches of... [Read more]

how can i stop my boiler from overflowing into the alley?

my alpha boiler is constantly overflowing into the overflow pipe what is causing this and how do i stop this

1

how can i fix my riello oil burner?

riello burner wont fire up

boiler sometimes doesn't ignite?

We have a Potterton Prima F and occasionally we find it hasn't come on at the programmed time in the morning. ... [Read more]

heatslave 12/14 very low pressure, what button do i twiddle?

i've looked on the website and in the manual but i just cant match the buttons inside my boilers to their pics... [Read more]

no pressure showing?

there is no pressure and pilot light is showing it on make is a vokera excell 80 sp

1

are PRVs unique to the boiler?

Are pressure release valves unique to the make and model of combi boiler or is it a universal part?

Potterton Promax 24/2 PROBLEM - HOT WATER OK BUT NO HEATING?

We have had this boiler for about 2 yrs. I have the heating on constant with the thermostat controilling tempe... [Read more]

boiler?

Ihave an ideal classic lxffxff fanned flue gas boiler ff 240 where can i buy a digital timer for it .

BOILER SHORT-CIRCUIT?

While testing the voltage at a 24v inducer relay, I accidentally touched one of the probes to a live 120v term... [Read more]