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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]
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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 Optimax He 31c

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We have 84 questions about mending 'optimax he 31c' in category Heating, Home Heating Systems

How to mend Optimax He 31c

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Mend Heating, Home Heating Systems
1

Ferolli Optimax HE 31C expansion vessel change?

How easy is it to change the expansion vessel on a Ferolli Optimax HE31C please? Looks straightforward but nev... [Read more]
Mend ferroli optimax he
1

Parts for ferroli optimax he 31c ?

Hi, can I mend this boiler using parts from the plus model as I've been given one? Thanks, Mike
Mend instructions bought radio
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Installation instructions for Ferroli 30800009?

I have bought a Ferroli Radio Thermostat Clock (Part No. 30800009) to fit to my Ferroli Optimax HE Plus 31C. I... [Read more]
Mend ferroli optimax he 31c

Ferroli optimax HE 31C?

my fuse box tripped and it turned off my boiler and now the boiler is showing high on the gauge and flashing F... [Read more]
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