How to mend Boiler Fault Dhw

1

diverter valve not operating?

Hi I am having a problem with my potterton performa 28i boiler. Central heating works fine. Dhw giving cold ... [Read more]

3

Intermittent hot water on Baxi 105e?

Hi,my boiler has developed a fault on DHW supply,when asked for hot water, system fires up runs for 30 seconds... [Read more]

Ravenheat CSI 120 can't control water temperature?

I noticed this morning that the radiators and DHW seemed VERY hot. When I went to adjust the temperatures usin... [Read more]

1

boiler fails?

mt ferroli boiler fails occasionally there is no fault code apart from a drip from the dhw there are no taps o... [Read more]

boiler switchs itself of?

baxi 105e replaced dhw & ch temp sensors to rectify fault.....flashing light on fan display. switch of ... [Read more]

Ferroli 38 HC/Heat Exchanger?

DHW Run's hot and then goes cold? I have a Ferroli Opimax HE 38C 4 years old, When I turn ON DHW run's hot a... [Read more]

Ferroli Boiler HE 38C/Heat exchanger?

DHW Run's hot and then goes cold? I have a Ferroli Opimax HE 38C 4 years old, When I turn ON DHW run's hot a... [Read more]

2

ariston class he 38 boiler fault?

I have a small water leak from the clip that holds in the DHW temperature sensor, have changed the O ring with... [Read more]

2

DHW Run's hot and then goes cold?

I have a Ferroli Opimax HE 38C 4 years old, When I turn ON DHW run's hot and then goes cold A03 come up, sen... [Read more]

isar he30 boiler?

hi can anyone give me advice on my problem with this boiler .when drawing off dhw or running ch the boiler wil... [Read more]

1

biasi 124mfs fault finding dhw ignition?

My old boiler is starting to play up. When running dhw the pump runs but ignition refuses to kick in. I then h... [Read more]

1

Lock out problem with vaillant turbomax plus?

My turbomax plus 828e locks out under the following circumstances.1 If I draw hot water when the boiler is co... [Read more]

3

GlowWorm 24ci boiler high pressure fault?

With the boiler left on, i.e. no demand for DHW or CH, the pressure will remain constant, set at 1.0 bar. Whe... [Read more]

2

problem with Vailant eco Tec 831?

have DHW, pressure fine 1.4 but have no CH, boiler fires up on demand and turns off, have no fault code only f... [Read more]

1

Worcester 28 CDI with DHW fault?

When I turn on my hot water tap, the combi boiler fires up its usual way and supplies hot water but after 1 mi... [Read more]

4

glowworm betacom 30c fault?

in either ch or dhw mode, boiler runs thru sequence properly and gas ignites. After 5 secs gas goes out and af... [Read more]

1

Glow Worm 30ci losing pressure and F1 Faults?

This boiler has been problematic for a while now. Can only seem to get pressure to 0.5 - 0.6 bar. Then when sw... [Read more]

2

NO DHW from my greenstar 28i?

There is no hot water from my greenstar 28i The heating is working fine . When the tap is turned on the boil... [Read more]

Heating & DHW come on intermittently ?

I have a Procombi boiler (installed 3 years ago), It has developed a fault on it. When switched on from cold (... [Read more]

1

My Heatline viso 24 will not heat the DHW to a decent temp?

Could anyone tell me why the DHW on my boiler is not hot enough. The temp is set to max and the burners are li... [Read more]