How to mend ... Blue Hot Water

Shut down on heating and hot water?

Blue light indicator fast flash. Lockout reset button off. Instruction book says volatile lockout.

No water following through the unit when switched on at the shower?

I have a digital quartz exposed shower QZ.A2.EV.05 shower, the problem initially was the temperature of the wa... [Read more]

Urgent help no hot water or heating?

Worcester Ri boiler has a perm blue light on currently. I can't get hot water or heating, yesterday I could on... [Read more]

Wickes Aquatronic 4 plus electric shower?

Since we have had a Water meter fitted my low pressure light stays on and the blue cold light stays on. The hi... [Read more]

worchester 24i boiler ch wont work?

hi i have a worchester juniour 24i and the hot water works but the central heating wont fire up. pressed the r... [Read more]

worcester 28i junior green star combi boiler?

this boiler does not display any codes it is about 7 years old i had a look at it today fan does not come on ... [Read more]

ferroli boiler f1?

my boiler keeps flashing a blue light with f1 what do I do to fix this problem thepressure was down but its no... [Read more]

Ravenheat heating thermostat transmitter does not work?

My Vaillant combi boiler provides hot water but the Ravenheat transmitter type thermostat has stopped working ... [Read more]

worcestor greenstar 28i junior fault?

Have intermittent fault with wb junior 28i. shuts down Blue flashing light. I reset, fires up and runs. Fault ... [Read more]

Galaxy g8000s shower not providing hot water?

We have the above shower fitted above my bath, this has been fitted roughly 10-13 years ago. This has worked f... [Read more]

Worcester combi greenstar intermittently not starting up/EA error code?

We have a 3yr old Worcester Greenstar combi boiler that is playing up. It has been intermittently not firing ... [Read more]

Greenstar 24i?

had a service last week all fine , and never had a problem woke up today no heating or hot water boiler is f... [Read more]

why no heating ?

i have a worcester greenstar cdi boiler, i have hot water but no heating, hsve tried the reset button etc. the... [Read more]

Valves position?

I need to start the unit in the heat/hot water mode It is working OK on hot water only. When switch to both... [Read more]

Worcester Greenstar not working?

My heating has stopped working, but hot water seems ok. The blue light is on and not flashing and the green ... [Read more]

Problem with installing Drayton MA1 Valve & Actuator?

Hi everyone, I swapped out a failed switchmaster acutuator, and replaced it with a Drayton MA1 and wired it us... [Read more]

water ?

Carver Crystal Water flow not working properly. Connection: Operated by Whale pressure switch in the cold IN... [Read more]

i have no heat or hot water on worcester bosch greenstar 30cdi boiler?

no heat or hot water on greenstar30 cdi, no fault code but will not reset. flame light not lighting rapid flas... [Read more]

24i junior problem?

boiler hung and fitted all connections good filled and vented system and boiler .no external controls. therefo... [Read more]

How to connect a motorised valve ?

I want to connect a motorised valve which would control via a simple on/off switch the heating of my hot water... [Read more]