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Flamerite Isis Fire?

i need a new mother board for my flamerite isis fire do you know where i can purchase one
Mend 30 boiler fire flashing
2

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 boiler heating lockout
1

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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Mend 23

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We have 191 questions about mending '23' in category Heating, Home Heating Systems

How to mend 23

Pages 87654
Mend combi boiler turn off
1

My jaguer 23 combi boiler won't turn off?

My jaguer 23 combi is constantly on. The only way to turn the heating off is by the main power switch on the ... [Read more]
Mend boiler heating burner
1

Boiler Problem?

Can any one help? I have an Ariston MicroGenus 23 Mffi when i call for heating or DHW the fan runs the spark i... [Read more]
Mend ariston mffi heating

Ariston microcombi 23 MFFI?

Have a problem with heating. 2 rad's upstairs hot and working OK, but down stairs no heat rad's remain cold,I ... [Read more]
Mend boiler 2 room stat
14

Boiler, 2 way motorised valve or room stat problem?

I have a Potterton Profile 40el-80el boiler, a Drayton 2 port mid position valve (BGMUSP-23) fitted and a RS1 ... [Read more]
Mend Heating, Home Heating Systems
1

STELRAD IDEAL BOILER W2000?

Dear Sirs, I have a Stelrad Ideal boiler that is approx 20 years old and have considered changing it under the... [Read more]
Mend boiler hot flame
1

how can I fix my item ariston microgenus 23 mffi?

ariston microgenus 23 mffi. boiler heats water but when hot water is on flame keeps on firing up intermittentl... [Read more]
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how can i fix my [boiler fan ,off , Home Heating System ariston microtec 23?

how can i off boiler fan in Home Heating System ariston microtec 23 after stop?
Mend combi boiler screw

how can i fix aristona23 mffi combi boiler?

i have a leaking diverter value due to a broken screw on the outer black plastic casing, how do i fix it on an... [Read more]
Mend radiators ariston boiler
1

adding extra radiators ?

i have a ariston microcombi 23/27 mffi boiler fitted in my houes. i am away to extend my house next year, and ... [Read more]
Mend ariston 23 mffi

Ariston A/23 MFFI,?

Seems to get stuck 'ON'- full power, is it a faulty thermostat or is the boiler playing games? I suppose it co... [Read more]
Mend working radiator bedroom

How can I get my Saunier Duvall23 working again?

Have just put a new radiator in my bedroom in a new position so had to drain down, adjust pipework etc. When I... [Read more]
Mend heating led fan

thema f 23 lights flashing?

i have green led power off red leds fan and call flashing 4 times every 15 sec together
Mend hot water flame
4

my ariston a 23 mffi gives intermittant hot water ?

when calling for hot water the flame keeps modulating between high and low flame even though the water is stil... [Read more]
Mend heating position valve
2

Is my lack of centreal heating the fault of the BGMVSP-23?

I have the above mid position valve which seems to be operating in reverse. With the motor out of the unit, i... [Read more]
Mend code display boiler

Saunier Duval Thelia 23 Code 64?

Hi Does anyone know what code 64 represents on the display of the Thelia 23 boiler, means I can start the b... [Read more]
Mend boiler hot water heating

Ariston microcombi 23/27 MFFI giving luke warm water for power shower?

I was wondering if you could help me, I have a Ariston MicroCombi 23/27 MFFI in my flat which is great; giving... [Read more]
Mend hot water moved
2

Thelia 23 hot water problems?

Just moved into a property with a thelia 23 heater and I'm having problems getting the water hot enough for a ... [Read more]
Mend ste answer plus

Re. STE answer on timer for Ferroli HE Plus 31C?

Hi Ste, I've pasted and copied the link to open page 23 of a manual but my browser refused to open that link. ... [Read more]
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How do i increase the water pressure in my thelia 23 bolier?

How do i increase the water pressure in my thelia 23 bolier
Mend boiler heating johnson and starley

johnson and starley mk3 j15-23?

Hi, Can anyone help me with setting boiler timing on 'johnson and starley mk3 j15-23' system Thanks in a... [Read more]
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Vaillant ecotec 831 plus?
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Oil fired boiler thermostat?
Mend thermostat siemens rdj10rf receiver

Siemens RDJ10RF thermostat problem?
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Worcester boiler dripping water?
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Greenstar 24Ri boiler, fast flashing - can I reset?
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Remove boiler cover?
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Remove cover off gas boiler?
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How to fix my fireplace?
Mend 30 boiler fire flashing

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

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