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Mend 25 Three Hot

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We have 157 questions about mending '25 three hot'

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Mend Heating, Home Heating Systems

Problem with Worcester Heatslave 20/25 Programmer?

I have had three programmers fitted to my system for one reason or another. This one seems to be causing the ... [Read more]
Mend Heating, Home Heating Systems

Fix my Worcester Heatslave 20/25 oil boiler?

Worcester Heatslave 20/25 boiler 10 years old - over heating the domestic hot water, dangerously hot despite a... [Read more]
Mend Heating, Home Heating Systems

How do I fix my Worcester Heatslave 20/25 combi?

If I run the hot water for a few minutes the temp drops to about 20 degrees, I've turned up the dhw thermostat... [Read more]
Mend Heating, Home Heating Systems

scale in hot water worstercombi 19/25?

scale in the hot water . changed heat exchanger and it still occures
Mend Heating, Home Heating Systems

boiler?

sime murelle HE 25 BF have hot water but no heating
Mend Heating, Oil Filled Radiators

Worcester Oil heatslave 20/25 rads coming on when selected off position?

I have a Worcester Oil heatslave 20/25. Have selected heating to off position & water to on position as norma... [Read more]
Mend Heating, Home Heating Systems

Heating Problrm?

Hi,I have a heatslave 20/25 Combi boiler,Diverter valve was changed as went faulty. since then have no heatin... [Read more]
Mend Vehicles, Cars

Heater matrix, rover 25?

Can any explain for me please, hot to change the heater matrix in my rover 25. I cannot find this anywhere. T... [Read more]
Mend Heating, Home Heating Systems

i have an heatslave 20/25 oil combi?

our heatslave 20/25 oil combi boiler seem to start but we are getting no hot water and no heating. i have pr... [Read more]
Mend Bathroom Appliances, Baths and Showers

aqualisa quarts ?

can anyone help me please,do not answer if a guess or your idea because ive tried it,facts please. we had a ne... [Read more]
Mend Heating, Home Heating Systems

how do i fix an air flow fault on the water heating side of a combi boiler?

how do i fix an air flow fault on the hot water side of a worcester bosch 25 si ll combi boiler
Mend Heating, Home Heating Systems

what is wrong?,sabre 25 he, hot water and heating doesn't stay on long?

Hi, i have a sabre 25 he boiler,one minute i have hot water and heating then next minute nothing, Hot water o... [Read more]
Mend Heating, Home Heating Systems

volkera compact 25 he?

I have no hot water
Mend Vehicles, Cars

why is my 3ltr omega overheating? ?

I had the head gaskets replaced heads skimmed new water pump and cam belt done about a month ago, towed my car... [Read more]
Mend Vehicles, Caravans/Motorhomes

water ?

Carver Crystal Water flow not working properly. Connection: Operated by Whale pressure switch in the cold IN... [Read more]
Mend Heating, Home Heating Systems

20/25 danesmoor?

have heating but no hot water on oil fired 20/25 danesmoor. have changed flow valve as it did not seem to be w... [Read more]
Mend Vehicles, Cars

how can i fix over heating on my ford fiesta 1998 1.25?

temp gauge goes up and down always blows hot air smell of burning and fan keeps tripping in and steams. water ... [Read more]
Mend Heating, Home Heating Systems

Problem refilling CH system after fitting Grundfos 15-50 130 selectric pum?

I have had to drain my CH system to fit a new radiator. Problem occurs when refilling.It only takes about 25% ... [Read more]
Mend Heating, Home Heating Systems

how to fix boiler?

I have a worcester combi 20/25 boiler my haeting and radiators are working fine but have no hot water
Mend Heating, Home Heating Systems

How to fix my towerstat RSD thermostat?

Hello My radiators were not getting very hot so I looked at my thermostat and noticed that is wasn't working ... [Read more]
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