How to mend ... Boiler Water Heating Radiators

Baxi boiler Solo 3?

My programmer is in the off setting on both heating and hot water but the radiators are red hot. The programm... [Read more]

Central Heating comes on with hot water?

I have a Landis and Gyr electronic timer (seems fine) attached to a boiler which provides hot water via a hot ... [Read more]

why is my central heating on constantly when timer off?

My radiators come on when the hot water timer comes on although the heating timer is off. All the radiators g... [Read more]

Pressure Problem with Potteron Performa 24?

Hi everyone, The other day I bled my radiators, and later on there was no hot water or heating. This then led ... [Read more]

pressure loss from heating system?

my baxi 105e instant boiler is operating properly and hot water is available but the heating system is losing... [Read more]

IDEAL CLASSIC LXFF & FF BOILER?

We have this boiler controlled by a "Siemens RWB29" (and with a "Towerstat RSD" thermostat). The controller... [Read more]

boiler keeps going on and off (combi alpha 240e)?

when heating is on the boiller keep comeing on then going off, so radiators are hot then cold hot then cold, i... [Read more]

How can I lit a Myson 700C Marathon boiler?

I have just moved to a new house. Before I moved in, the main gas valve was switched off by the previous owner... [Read more]

Why do the upstairs radiators not get hot?

I have a Ferroli Optima 701 Combi Boiler. Our heating is working on the downstairs radiators, it seems quite h... [Read more]

Why does the Hawk II Optima keep turning on central heating without request?

I have a Hawk II Optima combi boiler which is around 10yrs old. I've pushed the selector switch to the disable... [Read more]

h6w can i fix my saunier duval f23e boiler?

radiators keep getting hot when the hot water is in use even though heating is switched off at the main switch... [Read more]

We get hot water when we turn on the heating but not otherwise?

If we turn on the external heating thermostat, the central heating system works (boiler fires and radiators co... [Read more]

wiring diagrame for danfoss fp75 control panel for glowworm ultimate boiler?

I have recently taken my danfoss controller of the wall for replastering and now found although all the lights... [Read more]

boiler heating up all the time?

i have a ravenheat condensing fanned combi csi85-csi85t it as just started to heat the water all the time in b... [Read more]

Glow worm ultimate 40ff ultrahot water!!!!!?

Hi, I have the above boiler with potterton ep3002 timer and potterton room stst with hot water cylinder stat ... [Read more]

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

Potterton Suprima/Suprima L. constant central heating?

We cannot get our central heating to switch off unless we switch off the boiler. When calling for hot water on... [Read more]

Pipework Mix Up?

Hi there I recently relocated some pipework so that I could fit more ceiling joists to reinforce our loft conv... [Read more]

how can i recharge the heating system on worcester-bosch 30si?

Bled radiators and the pressure fell in the boiler and now there's no heating or hot water! How can we recharg... [Read more]

c/heat blr netaheat mk2 10/16 not heating radiators?

my mother has a c/heat blr netaheat mk2 10/16 which heats up the water but has stopped heating the radiators. ... [Read more]