Mend > Home Heating Systems

1

How to repair boiler air flow sensor?

The Air flow sensor on my Potterton combi boiler has packed in, Potterton do not supply this part anymore, can... [Read more]

2

potterton24ihe?

boiler keeps loosing presure , fitted new pressure release valve , water still coming out of pipe , fill every... [Read more]

How can I fix lower door panel baxi 105HE boiler?

How can I remove the broken lower door cover (panel in front of control switches) and replace with a new one

4

Dhw only Luke warm?

Hi ,I have a vaillant 828e T/max dhw is Luke warm at its very best, I have replaced thermistor 1,cleaned plate... [Read more]

Ferroli 80E water cut off switch, leaking at union?

Hello my ferroli modena 80E has gradually developed a leak at the top of the water cut off switch / flow sen... [Read more]

1

Worcester Bosch Greenstar 42CDi EA flashing?

EA and blue light flashing on my boiler. All help seen so far suggests a frozen pipe but this can't be the cas... [Read more]

no pilot light?

how do you relight a junker boiler

alpha cd24c?

hi, my alpha cd24c is locking out on failue to light solid B neon error, only when the panel is on, when the p... [Read more]

1

Glow-worm economy 50 works with cover removed only?

my Glow-worm 50 stopped firing up when heating was called for.the fan is fine and the sensor tubes were blown ... [Read more]

1

within ten mins of starting cen/heating hp 3 bar plus?

wthin ten mins of starting cen/heating hp 3 bar plus

2

28i Junior Low Water Pressure Switch?

Hi, Have got a lockout problem with my Worcester 28i Junior. Does not like to start if it has not been run ... [Read more]

1

faulty gas vave?

how to check my gas valve on turbomax 242e is in working order

worcester heatslave 9.24?

my boiler will not stay lit .the pilot light willnot stay on. i,ve replaced the thermocouple.

1

Luke warm water Halstead Ace High?

Last week we had intermittent hot water CH fine, we replaced the pcb board & still no change so we replaced th... [Read more]

1

Luke warm radiators?

Hi all, all my radiators upstairs are piping hot while those downstairs are luke warm never hot. I removed th... [Read more]

1

Randall 102 timer, my heating did not come on this morning please help?

My heating has suddenly stopped working. I have a back boiler system that has a Randall 102 timer on it. I rep... [Read more]

myson marathon 500?

Changed boiler themocouple but boiler shuts off too quickly

1

how do I reset the pressure relief valve on a worcester bosch combi?

I opened the valve to repressurise my worcester bosch condensing combi and forgot about it (My grandaughter wa... [Read more]

My 20e locks out every time it is switched on?

On the second time its reset the pumps runs and the fan starts but the flame remains low and dos'nt go onto hi... [Read more]

1

Pressure constantly dropping and then the heating will not operate?

The pressure is set at approximately 1.5-2.0 bar. Over a period of 3-4 days the pressure drops to below 1.0 b... [Read more]