How to mend ... Boiler Hot Circuit

Potterton profile 50e pilot light on but no main burner?

it had been on a twice daily hot water cycle during hte summer, when the wife complained the water wasn't very... [Read more]

potterton combi lynx 2 boiler?

the reset button won't reset, when you turn the hot tap on the light comes on but it is not demanding. We have... [Read more]

SIME SUPER 90 - Diverter Valve?

Hello all, I have recently inherited a SIME SUPER 90 combination boiler in a house I moved into. The boile... [Read more]

what is wrong with my boiler?

my boiler is 18 months old, model Isar HE30, everything has gone off. I have no heating or hot water, does th... [Read more]

whats wrong with my vokera compact 24?

WHEN I TURN ON THE HOT WATER TAP THE FAN GOES BUT THE BOILER DOES NOT FIRE UP THE MANUAL SAYS CHECK AND/OR RE... [Read more]

Water pressure on a Sime 100e combi-boiler?

... after replacing the diverter valve diaphragm, dhw heat exchanger and cleaning the inline filter I'm still ... [Read more]

Sime Friendly Format 80e, replaced diverter valve but rads. still get hot?

Boiler: Sime Friendly Format 80e Problem: Radiators get hot when DHW is run. I had assumed this was the di... [Read more]

How do I fix my potterton lynx II?

My potterton lynx II combi boiler is not working correctly as the hot water circuit is fine but the heating sy... [Read more]

Change from Gravity feed to combi boiler?

The existing c/heating is from a Potterton conventional boiler gravity fed hot water from storage tank in airi... [Read more]

how do i fix my heating system with a ariston microsystem 21 boiler?

i added a towel rad in the toilet on the downstairs circuit, but i cannot seem to get all the rads downstairs ... [Read more]

how can i fix halstead finest gold boiler?

my halstead finest gold boiler remains on all the time even when room state is turned off , when turned off at... [Read more]

Vaillant Turbomax No Water/Warmstart/Heating S.33 Error?

Hi, I have moved into a house with this dreadfull boiler. Hot water has been intermittent i.e takes ages to... [Read more]

Problem with Vaillant TurboMax VUW 242E, fan/boiler not running?

My boiler had divertor valve problem in past, plumber replaced it for a reconditioned one-it lasted about 2 mo... [Read more]

r01 fault code.ariston microgenus?

the boiler locks out on hot water demand and R01 shows.upon reset i notice the boiler is constantly sparking.i... [Read more]

What is wrong with my Ferroli Modena 102?

I'm having a pilot flame problem with my boiler. For the last month I have noticed that the pilot light and fl... [Read more]

Sabre 24 Combi boiler problem?

With the filling loop removed on my 18 month old SABRE 24 combi the pressure gauge on the heating circuit cont... [Read more]

can i isolate the hotwater circuit from my combi boiler?

I have a leak in my hotwater circuit and cannot get a plumber, holidays etc, I have solved the problem by turn... [Read more]

my glow-worm micron 60ff?

my boiler will fire up at the set time[diggi timer heating only] but once all the rads[7 doubles] are hot it ... [Read more]

Britony 80 Combi Boiler?

When I set the timer for the central heating to come on (manual clock) it attempts to ignite but keeps trippi... [Read more]

Brotony Combi SE, flashing 60 light?

According to the 'helpful' manual, it says the 'ionisation circuit board is faulty' So, which ones that. We... [Read more]