How to mend ... Initially Hot Water

Troubleshooting a Bosch ZWB28-3 combi boiler?

Currently it heats our hot water well but when cold is mixed in like in the shower the temperature of the wate... [Read more]

Powermax 155 mixer valve design?

I have a Powermax 155 boiler. It has a mixer valve supplying DHW. Mine allows hot water to descend into the co... [Read more]

WB 42 cdi hot water?

I seem to have air in the hot water system, the heating is bled and works fine, the boiler was working fine ti... [Read more]

hot water tepid?

I have just replaced a faulty expansion vessel on a baxi 105 instant combi and while the heating works fine th... [Read more]

Radiators cooling down?

Fitted new diverter valve, but radiators warm initially but after some time they cool down. They will heat up ... [Read more]

No cold water in the bathroom sink?

I've had no cold water in the bathroom sink upstairs for the last 2 days. I have hot water (not a mixer tap). ... [Read more]

intermittent hot water?

my baxi 105 works ok when heating is on but when i put the hot water on it initially ignites for approx 20 sec... [Read more]

Aquatronic 3 electric shower running cold?

The shower has recently stopped heating the water even when turned to max temp. Initially it would get very ho... [Read more]

How can I get all my gas LPG radiators and hot water to work?

I recently moved into a house with an LPG heating system (it was installed in 1994) where the heating and hot ... [Read more]

Vokera Linea28 CH fine HW cuts out after ignition?

The CH works fine, but the Domestic Hot Water initially fires up when called for but then cuts out, fires up a... [Read more]

My Potterton 80e often doesn't start up anyone know why?

My Potterton 80e gas central heating and hot water boiler often won't fire up on its own . We tend to have ... [Read more]

Hot Water Problem with Ideal Isar He24 Combi?

Hi, Can anyone help? A friend of mine is having problems with her hot water supply from her Ideal Isar He2... [Read more]

Possible problem with diverter valve?

I have a Vaillant TurboMax 824e. When running hot water it initially runs warm water then cold then warm then ... [Read more]

Worcester Bosch Greenstar 24i No Hot Water?

Hot water has stopped working. Heating works fine. Boiler fires when Hot tap turned on but goes out after ab... [Read more]

Heating but no hot water?

I had a condenser boiler fitted in October. For 2 - 3 weeks I have had to bleed the radiators every other day ... [Read more]

Worcester Bosch 240 RSF not firing?

Worcester Bosch 240RSF combi boiler. Soft water, high mains pressure. Here's the problem: I had replaced th... [Read more]

how can i find out what is wrong with my vailliant 824e?

Hi, can anyone help? My boiler is 7 years old. i have an intermittent problem. When initially turning the ta... [Read more]

Glow Worm Combi Boiler Hot Water problems?

I have had a plumber out 5 times recently - to service and fix this boiler. It last had a washer on a leaky p... [Read more]

Baxi Solo 3 PFL 70 problem?

My Baxi boiler on light comes on when hot water/heating is called for and thermostats are set high but then no... [Read more]

I have an overflow problem which has not been resolved by differnt plumbers?

Ball valve has been changed and the iron bend but still overflow problem continues.Last engineer suggested to ... [Read more]