How to mend Bosch 28cdi

2

How do i repair a loose grey knob on worcester bosch 28CDi?

The grey knob which has to be turned anti-clockwise to pressurise the system seems to be broken as it is very ... [Read more]

1

Combi stops firing for hot water when cold tap turned on?

Hi I have a Worcester Bosch Thermotechnik combi - on the boiler casing is a Bosch-stamped cert saying it is... [Read more]

2

replace the water to water heat exchanger in my worcester bosch 28cdi combi?

The manual tells me to remove the filling loop by removeng the two holding scews and then slide the assemble t... [Read more]

3

Turn hot taps on takes long time for hot water?

When i turn the hot water taps on any where in the house, i might get hot water for a minute or two then it go... [Read more]

1

worcester 28cdi?

no hot water

4

banging boiler?

I'm having a mare with my worcester 28cdi. When we call for hot water, it fires up fine. But after a minute it... [Read more]

3

How can I fix pressure loss on my Worcester Bosch 28CDi?

Hello, For some time now, there has been a constant loss of pressure. Quite by accident dripping was seen in ... [Read more]

1

Worcester bosch 28cdi combination boiler how can i fix it?

This boiler is 8 years old it will now only work if the temprature nob is turned full on so you either have th... [Read more]

4

how can i fix my worcester28cdi combi central heating?

pressure is set at 1 bar when cold filling loop valve is closed and filling key is removed but when central he... [Read more]

1

Worchester 28cdi pressure rise?

What should the pressure be on my Worchester 28cdi as the pressure rises above 4 each day Cheers

1

overfilled boiler?

Iseem to have overfilled my boiler(worcester 28cdi) how do i get rid of excess water as it leaks when i turn i... [Read more]

3

no water?

I am not getting any hot water from my worcester 28cdi combi i get a little warm water if my heating is on

1

thermostate?

were are the thermostate connections in the boiler as i have no room thermostate and i need to accommodate one... [Read more]

2

how can I fix my worcester 28cdi ,heating but no hot water?

complete new system fitted 3 years ago inc 28cdi combi . water is at 0.5bar with heating onand will give hot w... [Read more]

1

worcester bosch 28cdi DHW problems?

Hi, having had at least a couple of years good use of this boiler,recently the hot water when run for 2 or 3 m... [Read more]

2

Worcester Bosch 28CDi Filler Loop?

How easy is it to fit one of these and where can you purchase them from. It appears that my filler loop has j... [Read more]

4

worcester bosch 28cdi DHW problems?

Hi, having had at least a couple of years good use of this boiler,recently the hot water when run for 2 or 3 m... [Read more]

1

Worcester Bosch 28CDI pressure drop. Repair?

Hi! I have the above boiler and the pressure drops from 1.5 to 0.3 bar in a day. The " dump valve" is leaking... [Read more]

1

how can i fill my worcester bosch 28cdi?

My Worcester Bosch 28CDI is making a noise and I think it needs presurisng, how do I do this

1

How do I change a diverter valve on worcester bosch 28cdi?

Ive tried numerous times to get a plumber out to change a diverter valve. They only seem interested in larger ... [Read more]