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Mend Worcester 28si Home Heating Systems

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Worcester 30 Cadillac combi boiler won’t fire up and the EA?

my worcester 30 cdi combi combi boiler wont fire up and ''ea'' keeps flashing? my worcester 30 cdi combi bo... [Read more]

Mend Heating, Home Heating Systems

Greenstar 24Ri boiler, fast flashing - can I reset?

Greenstar 24Ri boiler won't light and the blue light is fast flashing. From the manual I can see that the iss... [Read more]

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Oil fired boiler thermostat?

I have a Velaire 110/135 oil fired domestic boiler. I think the boiler thermostat may be faulty. The manual sa... [Read more]

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Mend Worcester 28si

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We have 60 questions about mending 'worcester 28si' in category Heating, Home Heating Systems

How to mend Worcester 28si

Pages 3 2 1

Mend change time boiler lock

Change time on boiler. Clock?

How can I change the time on my boiler. It’s a Worcester Bosch model 28SI 11

Mend worcester boiler filling

Worcester 28si boiler top up?

I have a very old worester 28si and the pressure is down to around 0.4 i cannot figure out how to up the press... [Read more]

Mend ii central heating

worcester 28Si II hot water fault?

My Worcester boiler heats the central heating water ok, and seems to heat the hot tap water if the central hea... [Read more]

Mend ii help read

Worcester 28si II needs re pressurising HELP!?

I have read online on how to do this and but there is no black unit with space for the white key (which I don'... [Read more]

Mend worcester boiler red light

Worcester 28si 11?

I've changed psb and fan,when I switch boiler on red light flashes straight away with CH off and not calling f... [Read more]

Mend boiler heat turn

Worcester 28si Boiler?

My Worcester 28si Pump runs continuously when not calling for heat, have to turn the power off, can anyone he... [Read more]

Mend worcester combi boiler heating

worcester 28si ll?

my combi boiler keeps triping out when the heating comes on

Mend worcester ii heating

vibrating / noisy boiler ?

hi all , have a combi boiler worcester 28si II , fire central heating up for 5 / 10 min and get awful vibratin... [Read more]

Mend water worcester 28si ii

How do I recharge the water in my worcester 28si II?

I have inserted the recharging key as far as it will go and have turned in both directions but it will not rec... [Read more]

Mend bosch boiler second

How can i fix my Worcester Bosch 28Si II?

Hi my boiler started flashing once per second and i've just been reseting it on and off for about 2 weeks putt... [Read more]

Mend warning light flashing

The warning light is flashing red on my worcester 28si II ?

Heating not working, red warning light flashing, ignite button doesn't seem to work, dont want to press it too... [Read more]

Mend water worcester front panel

the water gauge on my worcester 28si combi boiler has dropped to 0 what do?

On the front panel of my worcester 28si combi boiler there is a dial which i presume is water pressure it has ... [Read more]

Mend boiler not igniting

boiler not igniting?

i have a worcester 28si 2 combi boiler.red light flashing .try to reset still same.

Mend combi boiler radiators

How do you re charge a worcester 28si combi boiler ?

Hi I am attempting to resite some radiators and I have to drain and recharge the boiler. I know you have obta... [Read more]

Mend boiler heating low

Worcester 28Si boiler is leaking when heating is turned on?

Whilst the heating was on, the pressure was really low (0) (has been for a while, so we keep letting more wa... [Read more]

Mend problem bar works

Worcester 28si II problem?

My boilers warning light comes on and the pressure bar goes below zero and nothing works, I have tried filling... [Read more]

Mend pressure boiler central

Pressure fault on Worcester 28Si II?

Hi. I'm repairing my boiler after it froze. I have the central heating working now (pump and flow sensor damag... [Read more]

Mend hot water heating turn thing

worcester 28si?

i have no hot water or heating when i turn the hot water on the only thing that happen is the domestic water f... [Read more]

Mend pressure worcester gauge

where is the pressure valve on worcester 28Si?

spotted my sons boiler pressure gauge on almost 0!! I have a new condenser worcester and know where to fill mi... [Read more]

Mend combi water demand

noisy fan ?

I have a worcester 28si combi and there is a noise when the hot water demand increases. Its like an increase i... [Read more]

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Mend Heating, Home Heating Systems

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How to mend ...

Mend Baxi Mend Bosch Mend Boulter Mend Britony Mend Dimplex Mend Drayton Mend Ferroli Mend Halstead Mend Heatline Mend Kohlangaz Mend Myson Mend Potterton Mend Remeha Mend Siemens Mend Switchmaster Mend Vaillant Mend Vokera Mend Worcester

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