Mend > Home Heating Systems

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The pressure gauge black dial does not move?

The pressure gauge black dial of my Puma 100E is stuck between 1 and 2 even after I have drained the system an... [Read more]

5

on a optimax ferroli 31 he c what is a F21 fault, ?

on an ferroli optimax he 31 c, what is a F21 fault please

Suprima 100 L - Fan?

Boiler seems to function ok, cuts in and heats water and heating. However, when the optimum water and heating ... [Read more]

GLOW-WORM ULTIMATE BOILER THERMOSTAT POSITION?

I HAVE A THERMOSTATE HANGING ON TOP OF BOILER AND UNDERSTAND IT MUST FIT IN TO POSITION BUT WERE AND HOW

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how can I resolve this problem?

micon 60ff fitted myself about 7years ago. It started with fan running only so changed the pcb and safety temp... [Read more]

1

what side is the flow pipe on myson apollo boiler?

As above

Worcester 24i Junior - Only stays on for 5 Secs?

Further to my post about the melted water flow switch filter, the boiler fires up but only stays on for 5 seco... [Read more]

Worcester 24i RSF Junior - Water Flow Switch Melted!!?

Hi, had a few probs recently wi boiler, new Gas Valve & new PCB within last 2 months seemed to have sorted it.... [Read more]

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I have a vaillant eco tec and the pressure is only 0.8. ?

I have a vaillant eco tec and the pressure is only 0.8 so therefore the heating is working but there is no hot... [Read more]

2

What does this mean? S E Flashing on my display on my boiler?

My worcester greenstar 30 cdi combi boiler it seems to still be working but is flashing SE on the display.Does... [Read more]

potterton performa24?

i have a potterton performa 24 it heats up then the red light comes on . i press the reset but it just keeps c... [Read more]

No water pressure ?

A Weil-McLain Gas Boiler heated with water not steam. at zero psi, no pressure or water coming out of the r... [Read more]

2

Unvented water storage cylinder (cladding)?

The storage cylinder I have is unvented, and I believe it to be of steel construction. There is no external c... [Read more]

1

my biasi boiler ignites fires up then goes off after a few seconds any help?

my boiler ignites for a few seconds then goes off,what could be the problem,cheers

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pressure rising very quick when c/h on?

i have a worcester 24cdi when i put the central heating on, the pressure rises very quick, i can actully see t... [Read more]

maxim 28e?

i am getting hot water but no heating to rads ,presser on system is 1.5 bar bypass is not blocked mikerow swit... [Read more]

Potterton Netaheat 6 / 10 gas valve?

does anyone have or know of a supplier for a difficult to find gas valve. G C 41 601 48

our can i fix my cobi vaillant boiler?

my boiler the water keeps going hot then cold at all times what is the problem

2

pressure loss on combi boiler?

I have a baxi combi boiler 105e which loses pressure rapidly can go from 1.5 bar to zero in the space of aroun... [Read more]

diplomat HE turns pilot light off if thermostate is above 70?

when we put thermostat at 70 or above the pilotlight goes out after a while