How to mend ... Bosch Boiler System

AWC 6 Bar pressure relief valve passing water?

Water seems to pass only on morning initial start up of Worcester Bosch Greenstar 12i/24i system boiler. I hav... [Read more]

worcester bosch 12ri?

My worcester bosch 12ri runs happily for a while and then I get the odd lockout, slow flashing blue light. I r... [Read more]

boiler not lighting up (greenstar 25si/30si worcester bosch)?

fitted new bath in my house befor i did work i turned boiler off , turned boiler back on no lights flashing an... [Read more]

bosch zwb7-32 rd532 condensing boiler?

the pressure guage on the boiler keeps going to 3 & water keeps dripping out of the relief valve.I have draine... [Read more]

how to fix my hot water system?

I have a worcester bosch combi boiler and the hot water first runs very hot and then cold, the temperature in ... [Read more]

Can I improve flow rate?

I inherited a Worcester Bosch 280 boiler when bought this house recently. I find the hot water tap has to run... [Read more]

worcester bosch combination oil boiler low press.after radiator leak?

have changed leaking radiator but pressure in system seems low how do we fix this i have not had any exerience... [Read more]

Oil fired worcester bosch heatslave boiler not igniting?

After 3 hour power loss/low voltege (84v) boiler would not ignite. Checked fuses, ok. Pressed both reset butto... [Read more]

Why do I keep getting water in my condenser pipe on my Worcester-Bosch 28i ?

Hello and Merry Christmas everyone, I have got a Worcester-Bosch Junior 28i combination boiler and periodical... [Read more]

bosch combi 532i the lights have gone out on the wall sensor and the boiler?

what is the solution to the ststems wall sensor lights going out altogether .The room thermostat display is wo... [Read more]

my w/b boiler is also noisy and pressure gauge reads 0.5. ?

my worcester bosch 30cdi boiler is also noisy and pressure gauge reads 0.5. how do you pressurise the system p... [Read more]

Any ideas?

We have a Worcester Bosch boiler Greenstar 25Si/30si. It has been losing pressure over the last few weeks and ... [Read more]

how do i kep water pressure constant on a worcester bosch 230 boiler system?

i get the boiler pressure up to 1.2bar by opening up the small valve next o the flixi hose pipe. Once pressure... [Read more]

How to fix a worcester bosch 28i please?

My boiler was turned off over last weekend when it was freezing. The system was turned back on last wednesday ... [Read more]

luke warm water (central heating is ok)?

Hi Noticed today the hot water is luke warm but the central heating is ok - new boiler fitted in July 2010 (wo... [Read more]

Bosch RD 532i Boiler?

Intermittent fault when the boiler overheats and starts knocking - flow temperature goes up above 100. System... [Read more]

air in radiator?

I have Worscester bosch 350 combi boiler. Every few days I have to bleed air from my towel radiator. How is a... [Read more]

Our system has frozen up?

I am angry with Worcester Bosch. We had a system for 30 years which never froze up. We had our present new b... [Read more]

What is my problem, Worcester Bosch Grenstar25si/30si?

The pressure has become unstable on my combi greenstar. Just about holds up when heating on. If I isolate the ... [Read more]

Worcester Bosch Thermotechnik 280 RSF - The heating system pressure gauge?

Lowering the pressure - heating system pressure gauge.? I have this boiler and i cant seam to get the pressur... [Read more]