Mend > Home Heating Systems

how can I fix my sime friendly format 100e?

The heating seems to work ok but can go off intermittantly but the hot water goes cold for no reason & we have... [Read more]

Ferroli Modena 80E water & CE turning on & off rapidly?

My water & CH both keep turning themselves on & off about every 10-15 seconds, the CH eventually gets up to te... [Read more]

How can I stop my Potterton 80e from losing water and pressure?

My 80e loses pressure as soon as the central heating is run, have fitted a new pressure rlief valve. Pressure ... [Read more]

SIME Friendly Format 100e Stop/Start/Stop/Start/Stop?

My combi boiler switches on, fan turns but no flame and so no hot water. Runs for two seconds and switches off... [Read more]

Cold and Noisy radiators?

Currently, I have an ice cold radiator in the bedroom above the kitchen where the boiler sits and one downstai... [Read more]

problem with sime friendly format 80e?

boiler runs for about 15 to 20 mins o.k after it stops for a rest the boiler restarts for about 5seconds then ... [Read more]

potterton neatheat MKII 10-16?

I have a potterton neatheat MKII 10-16 boiler, sometimes when it starts up, the ignision spark will not perf... [Read more]

Anyone having problems with a lennox Gas pack unit?

I had my heater guy replace the ingiter module because the heater would not stay on. It kicks on and ignites ... [Read more]

Potterton Puma 80e pilot light slow to stay on?

Dear All, recently I've found that after running a bath the pilot light goes out and when trying to relight... [Read more]

potterton netaheat profile 80e not heating properly?

cetral heating not getting anywhere near up to temp without boiler switching off. changed room stat to no avai... [Read more]

how to fix my potterton netaheat profile boiler?

boiler fires up ok but does not stay on to a reasonable temp hot water seems fine . radiators only get warmish... [Read more]

Ravenheat 820/20?

When i turn my hot water tap on full the boiler fires up as normal but the water runs warm, when i reduce the ... [Read more]

vaillant VCW GB 242 EH?

My dad's VCW GB 242 EH was leaking at diaphram unit so we replaced it and also the divertor. However, the igni... [Read more]

Some radiators hot, some are cold?

I have oil fired central heating and some of the radiators upstairs and downstairs are hot and some are cold, ... [Read more]

How do I ignite the pilot light on my Sime Friendly Format 80E boiler?

Switching to the dial with the flame symbol has no effect? And no plumbers availalble until New Year! Help!

pilot light issues with 100yr old boiler?

Dont ask how, but my gas main got shut off... I have to relight every pilot light in the house to get the radi... [Read more]

What to do over winter (pipes)?

The property I am currently in is very old & has a Glow-worm 21-30 which has no thermostat or anything-it is j... [Read more]

how to fix a honeywell heater?

pilot turns on but no gas to the burners

how to remove noisy air gurgling from forced hot water heating system?

We have a tankless water heating system. Right now we have very loud bubbly air gurgles whenever the circulat... [Read more]

the heating on my valliant vcw 242e combi boiler will fire up?

the central heating on my Valliant VCW GB 242E combi boiler does not fire up when the heating is switched on, ... [Read more]