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Mend Hot 20 Problem Boiler

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We have 85 questions about mending 'hot 20 problem boiler'

How to mend ... Hot 20 Problem Boiler

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Mend Heating, Home Heating Systems

No heating or hot water is this an expensive repair ?

My Vokera RS 20 80 Flowmatic boiler has stopped working ,pilot light is on but cannot get boiler to ignite whe... [Read more]
Mend Heating, Home Heating Systems

Potterton Puma 80 fires up then stops?

potterton puma 80? I run my central heating and the boiler ignites for about 20 seconds then stops. it will... [Read more]
Mend Heating, Home Heating Systems

Midas Sfi combi wont light?

I have a Madas Sfi combi boiler (20 years old i think) the problem is the hot water wont work. i run through t... [Read more]
Mend Heating, Home Heating Systems

vokera compact hot water going hot then cold ?

my vokera compact is letting me have hot water for approx 20 secs then runs cold then hot then cold . I have r... [Read more]
Mend Heating, Home Heating Systems

Problem with Potterton Promax HE24 Boiler?

The hot water system works ok. I have fitted a thermometer to the outlet from the boiler and this goes up to o... [Read more]
Mend Heating, Home Heating Systems

24i junior problem?

boiler hung and fitted all connections good filled and vented system and boiler .no external controls. therefo... [Read more]
Mend D.I.Y, Plumbing

no hot water?

my sime super 90 boiler recently had a new fan fitted which repaired the boiler problem , but now my hot water... [Read more]
Mend Heating, Home Heating Systems

Baxi Solo 3 40PFL Problem?

Got a Baxi Solo 3 40PFL Boiler. When turned on for Heating, it does so, and the rads get hot. But after say 2... [Read more]
Mend Heating, Home Heating Systems

Potterton 80 combi boiler?

Hi everyone My question is that when I switch the radiators to come on then everything seems to work for abo... [Read more]
Mend Heating, Home Heating Systems

he24 boiler,i have heating no problem..but no hot water?

well the hot water comes on for 20 seconds then stops,1 minute later burner comes back on,but last for 20 seco... [Read more]
Mend Heating, Home Heating Systems

Worcester Heatslave 20/25 problem?

Worcester heatslave 20/25 oil combi boiler 8 years old problem as follows, with hot water only selected o... [Read more]
Mend Heating, Home Heating Systems

BAXI SOLO PF 40 - knocking/clicking noise?

Hi there hope someone can diagnose my problem! the heating/hot water will come on for around 20-30 mins and... [Read more]
Mend Heating, Home Heating Systems

vokera linea?

problem with hot water, boiler ignites whilst hot tap running,hot water ok and within 20 seconds boiler cuts o... [Read more]
Mend Heating, Home Heating Systems

How can I stop my Ravenheat CSI 85B tripping out?

I had a new Ravenheat CSI 85 B T installed today. It worked for the plumbers who installed it - they left and ... [Read more]
Mend Heating, Home Heating Systems

problem with ravenheat rsf 820/20?

just replaced divertor valve, tested water and heating and was working fine, just put all the covers back on, ... [Read more]
Mend Heating, Home Heating Systems

My Potterton 80e often doesn't start up anyone know why?

My Potterton 80e gas central heating and hot water boiler often won't fire up on its own . We tend to have ... [Read more]
Mend Heating, Home Heating Systems

if hot water is on for 20 min then go's to lock out wot is the problem?

Water is good for 20 min then boiler will go to overheat lock out so i need to press reset,(boiler is se80)
Mend Heating, Home Heating Systems

More detail on boiler question?

boiler ferroli modena 102, heating works very well, nice and hot, but the problem is when the hot tap is run t... [Read more]
Mend Heating, Home Heating Systems

Ravenheat CSI 85AT fires up and goes of every 20 seconds?

I have a Ravenheat CSI 85at that is just over 3 years old. This is the one that does NOT have the honeywell ga... [Read more]
Mend Heating, Home Heating Systems

Hello all, boiler not working properly?

Hello all, i have a very old combi c.h boiler (solaire model ghb 21/f t.02) which no one has heard of, i would... [Read more]
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