How to mend Boiler Central Heating System

How can I fix a flashing "l e" fault on my isar he35 boiler?

I worked on the radiator system over the summer and when the time came for central heating the boiler tripper ... [Read more]

2

WHEN C/H OFF DHW HEAT C/H SYSTEM?

WHEN CENTRAL HEATING IS OFF,IE SUMMER, WHEN I TURN ON DHW THE CENTRAL HEATING SYSTEM WARMS UP AND THE DHW DOES... [Read more]

1

Boiler water pressure?

I have a Ferroli SYS 10-23 central heating/hot water boiler with very low water pressure in the central heatin... [Read more]

12

Hot Water But No CH Poterton Neataheat Profile 30e-80e?

In addition the my previous question (with same title), I managed to get the Central Heating (CH) working for ... [Read more]

1

Hot Water but no CH Potterton Netaheat Profile 30e-80e?

In the last day or so we have noticed that we are getting hot water but no Central Heating (rads are cold etc.... [Read more]

Vaillant VCWGB242EH GC 4704413 Combi goes out immedi?

Hi, am working on the above boiler, was leaking at the auto air vent so tested the expansion vessel to find it... [Read more]

1

frost precations?

If I leave my boiler on and my radiator valve thermostats set at frost setting how reliable is this to protect... [Read more]

BAXI SOLO3 PFL30?

THE BOILER CENTRAL HEATING SYSTEM WORKING BUT HOT WATER IS SLITELY WARM AND NOT HOT AS SHOULD BE. WHAT CAN I... [Read more]

How can I stop my Sime Halstead Trio Whining?

Hello everybody. I have a Sime Halstead Trio boiler. When I run the hot water it fires up fine but just before... [Read more]

1

Fix small leak in central heating system?

My (new) oil combi boiler loses pressure from 1 bar to 0 in about 24 hrs showing I have a weep in the system p... [Read more]

1

water overheatinh in central heating?

The water in header tank nearly explodes hot after you can hear strange noise probably from the pump. I change... [Read more]

sealed water system boiler?

I have a glowworm ultimate 30BF/SS to 60BF/SS i have hot water no central heating? please help!

2

Thermostats?

I have just recently had my central heating checked after a few radiator TRV's had become stuck. The engineer... [Read more]

2

Too much preassure in Bosch boiler?

I have the problem with my central heating displaying 3 bar preasure, when I turn a tap on in the house (hot o... [Read more]

3

pressure loss in my Vaillant boiler?

my vaillant boiler model VC GB 242 EH is installed as a pressurised central heating & hot water system. The... [Read more]

3

Leak on Central Heating system?

A new combi boiler was fitted a few weeks ago. Prior to this, the presure on the old Combi boiler dropped to z... [Read more]

1

HOW TO SET TIMER ON WORCESTER 24CDI BOILER?

I HAVE RECENTLY MOVED INTO A NEW HOUSE WITH THE ABOVE BOILER/HEATING SYSTEM PRE-INSTALLED - I AM HAVING TROUBL... [Read more]

2

Ariston Combi boiler central heating problem?

Hello I have an Ariston A/27 MFF1. I have just tried the heater first time this year and found that it cuts ou... [Read more]

3

Potterton Profile 60E boiler keeps tripping out?

My Potterton 60E boiler will run for about 10 minutes then trip out, once it has cooled a little I can reset i... [Read more]

1

Valiant VCW GB221H does not fire on demand?

I have a combiboiler of the above model. It has been shut down for the past 12 months or so. I have flushed th... [Read more]