ravenheat csi85 goes to lockout?

boiler is locking out on DHW. Overheating ! Flushed out DHW plate exchanger. Changed both thermistors, C.H overheat stat, dual potentiometer. Running out of ideas now HELP!!

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Ravenheat 820/20 boiler?

Our Ravenheat 820/20 boiler wont fire up on DHW or CHG . Any clues would be helpful as to solving the problem.

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how to fix my ravenheat white star boiler?

we have hot water from taps but none in the radiators

my Ravenheat 820/20 combi keeps overheating?

when the boiler powers up on central heating the boiler keeps running and makes the water presure go above 3 bar and starts to empty the system. had the temp stat changed and the pressure vessel toppe ... more

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how to fix my ravenheat silver star combi boiler?

When on central heating and has reached its correct temp the burner switches off/on every few seconds I have changed the thermistor but still have same problem

ravenheat little star?

as per the norm on return from holiday boiler will not fire up think to do with timmer and settings. q. how to set manualy any help out there please

ravenheat cobi?

no hot water only when i swith it on

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Ravenheat boiler ( ye i know there s*&%e )?

Hi Guys My Ravenheat boiler works very intermittently , it can run for most of the day , both DHW & CH , then eventually it`ll cut out , I then need to switch the boiler off at the mains and wait ... more

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Ravenheat heating thermostat transmitter does not work?

My Vaillant combi boiler provides hot water but the Ravenheat transmitter type thermostat has stopped working so that the central heating does not work at all. Transmitter unit batteries have sufficie ... more

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How can I fix my problem?

I have a Ravenheat boiler which has now developed a fault. When the boiler is required to "kick in" the fan starts for a few seconds but then it stops.

heating cuting out after its run for sort time?

i have ravenheat white star t 29 had new diafram fited hot water working fine now when i turn on heating on it fires up ok i can hear sound of water swishing then it cuts out

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banging?

ravenheat condenser boiler cis 120 bangs really loud when i run the bath taps can anyone help

Ravenheat csi 85t?

No ch,no hot water,green power light on,red light stays on/lockout.no 240v at pump or fan.checked fuse,changed dhw and ch sensor.just dead.

ravenheat csi85a ch problem ?

dhw working fine but boiler cycling when in ch mode.boiler will light and go out after about ten seconds and go through the same lighting sequence.if i run hot water for awhile then turn off the tap t ... more

ravenheat csi 120 t low nox?

hotwater goes hot then cold have replaced potentiometer and dhw sensor but still runing hot then cold

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ravenheat csi?

every winter time we tend to use our central heating as you do but the pressure drops on a regular basis i do manage to re pressure it but it still drops why

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ravenheat 820/20?

old boiler i know (should change, out of work) went very noisy this week , took off cover small fan on v.top of boiler rotted and broke away. well out with the super glue and need to make amends no fu ... more

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ravenheat csi condensing boiler?

i had the gas turned of to have a new gas meter fitted and now my boiler wont start up is the pilot light automatic or do you have to light it

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Ravenheat csi primary condensing boiler,fan does not start at first time?

When heat or ht is called for the fan does not start first time after a few seconds the red light comes on,then we start again perhaps 4 or 5 times then eventually it starts and stops, running a bit l ... more

ravenheat boiler ?

i havejust had a new raven heat boiler instsalled csi 85 aaa and it keeps going out on over heat . after 20 seconds

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