How to mend ... Replacing Water Hot

1 radiator out of 6 did not heat up fully?

having done the following i.e bleeding repeatedly from both sides, balancing them repeatedly, changing both fl... [Read more]

Isar HE30 problems?

We have the Ideal DH30 Isar combi heater. I am having a problem with it recognising the thermostat for the c... [Read more]

Hot water fault on Vokera compact 28?

Hot water intermittant and has flow slowed to a narrow stream which stops after 10 to 15 minutes Cold water p... [Read more]

Ideal isar he24 no hot water/heating 2nd problem in 1 wk?

Our boiler first started making vibration noises sporadically then came up with L9 fault code flame detection,... [Read more]

Over-pressure on Worcester Bosch Heatslave 15/19?

I'll give you the full story. 2001 Worcester Bosch Heatslave 15/19 oil combi boiler; the pressure gauge showed... [Read more]

How can I replace diaphragm without my instruction manual ?

My Vaillant ( think it's a turbo as has black panel with green knobs as described by others ) is ten years old... [Read more]

Halstead Ace High intermitant hot water?

I have an Aces high Halstead Boiler it is now six years old it has had a new heat exchanger plus the old desca... [Read more]

Ariston Microgenus 27 MFFI?

Help! Noone can fix my boiler. it has a mind of it's own. It comes on when it likes and switches off when i... [Read more]

what is wrong with my Vaillant Sonnet 18?

The hot water is working fine but the heating system is not working. Can you tell me why, as it is a very old... [Read more]

Puma 80?

PLEASE HELP.....? Hi, I require an experienced and competent gas engineer/boiler technician, to repair m... [Read more]

PUMA 80 pilot light problem?

PLEASE HELP.....? Hi, I require an experienced and competent gas engineer/boiler technician, to repair m... [Read more]

PLEASE HELP?

Hi, I require an experienced and competent gas engineer/boiler technician, to repair my boiler please. B... [Read more]

Replacing hot tap gland on a combi boiler system ?

I need to replace the kitchen hot tap gland on a hot water system with a combi boiler. How do I turn off the h... [Read more]

where can I buy a diaphram kit for a CHAFFOTEAUX ET MAURY gas hot water sys?

Where can I buy a diaphram kit for a CHAFFOTEAUX ET MAURY gas hot water system. The part number for the diaphr... [Read more]

no hot water or heating from vokera excell sp80?

over the last few days the taps have take along time to get hot. Now we have lost all hot water and heating. H... [Read more]

chaffoteaux calydra 80 problem?

hi,iv a problem with the heating,the boiler fires up to heat the rads for about 10 secs then goes off every mi... [Read more]

Ferolli SYS 10-23 Boiler runs continuously?

Hi there. I have a Ferolli SYS 10-23 gas boiler. The boiler is run from a Grasslin QE2 timer switch. Recentl... [Read more]

Fisher & Paykel gwl11?

I believe my brother when installing my washer crossed the hot & cold water inlet water lines. The error light... [Read more]

shower pump switching off ?

i have a powerforce easiboost shower pump in the airing cupboard next to the hot water cylinder fitted with a ... [Read more]

actuator/stepper motor is not moving?

I have a heatline c24 condensing boiler diverter valve actuator/stepper motor is not moving. The central heat... [Read more]