How to mend ... Second Heating Pump

whistling water pump?

when my heating has been going for some time, the pump gets scorching hot and starts to whistle. any ideas??

How can I fix my Vokera 80sp?

Radiators working fine but not getting very much hot water,about half a sink full. Fan and pump appear to be o... [Read more]

What's wrong with my Vaillant Ecotec Plus boiler?

When my central heating (but not hot water) is turned on there is a brief ignition of approximately 30 seconds... [Read more]

vokera 24e boiler doesnt relight?

Usually in the morning, central heating working fine. Then use hot water as normal, but once demand form hot w... [Read more]

Micron 40ff heating up then cooling right down before starting up again. ?

Please help I have a Micron 40ff with radiators with TRV's & a room stat, I replaced the old style PCB about 3... [Read more]

heating only comes on with hot water?

my heating will only come on when the system is heating the hot water. can you let me know what I should look ... [Read more]

Boiler problem - Myson Apollo 50s?

My boiler has stopped heating and my engineer is stumped. I have a small baby and need the heating on asap (t... [Read more]

Alpha 240E - pilot light goes out?

When the heating is switched on at the boiler the pilot light ignites and keeps going for about 2 hours or so,... [Read more]

SIME central heating system anti-freeze - how much?

I have a SIME friendly Format 80E boiler fitted in my static caravan. The CH system water was tested recently ... [Read more]

Central heating not working downstairs?

My central heating radiators are hot upstairs and cold downstairs, except the kitchen rad which is next to the... [Read more]

What is wrong with my Potterton VII Boiler?

The boiler is working in as much as it is running constantly. When I turn the central heating side off, the pu... [Read more]

no heating?

ive re newed my 3 port valve ,and changed my honeywell room stat to a digital one and still have no heating on... [Read more]

FERROLI OPTIMAX 25C OVERHEATING?

When I turn on the hot tap the boiler fires up then a few seconds later it overheats and I get F3 fault code, ... [Read more]

dyson heating pump?

How do i bleed a dyson water pump on my heating system.

Potterton 80, heating not working?

Potterton 80, hot water works fine, but the heating, flow pipe is hot but the return is cold. The boiler turns... [Read more]

will this work from a 4 pipe boiler to a 2 pipe boiler?

i have conventinal fsb 30kw boiler which has blown.it is a 4 pipe system, 2 pipes for coil in copper cylinder ... [Read more]

Glow Worm Ultimate control unit fails to switch off pump?

I have a Glow Worm Ultimate Boiler which has a control unit with the following code ULT 100F(its about 10 year... [Read more]

Vaillant TurboMAX plus 824E boiler problem!!!!!?

hi i have had the Vaillant TurboMAX plus 824E boiler for about 2 and a half years, and it seems to be leaking ... [Read more]

My Glow-Worm Ultimate 70FF won't light?

The boiler fails to light, with no spark at the electrode. The pump turns on and off under control of the room... [Read more]

ideal classic boiler not working?

the power light at boiler is on ,thermostate is on clocks are on sounds like the pump is running . boiler will... [Read more]