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We have 227 questions about mending 'fault water system'

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Mend Heating, Convector Heaters

Fault on Pump/Low Pressure - Potterton Performa 30 HE?

Our heating system (Potteron Performa 30 HE) is giving a fault saying 'fault on pump low pressure', which basi... [Read more]
Mend Heating, Home Heating Systems

Jaguar 23Kw - FO fault?

When the Central heating is on there is warm water coming out of an expansion pipe , therfore the system loses... [Read more]
Mend Heating, Home Heating Systems

how can i fix my jaguar 23?

i can not get the boiler to fire up when i turn the hot water on there for not geting any hot water. i have th... [Read more]
Mend Heating, Home Heating Systems

My glowworm 30cxi wont ignite! ?

The pilot appears to have gone out on my combi boiler. A red flashing light appears above the LED display w... [Read more]
Mend D.I.Y, General D.I.Y

Vokera Line 28 Boiler Temperature?

I recently drained my system and filled it with "desludger", with a view to running it for a week then redrain... [Read more]
Mend Heating, Home Heating Systems

no water pressure on vaillant hot water unit?

have had to remove central heating units to lay new floor .When put back there was no water pressure shown on ... [Read more]
Mend Heating, Home Heating Systems

How can I diagnose my Glow worm Fuelsaver F100 boiler problem?

My ageing, but until now perfectly reliable, Glow worm wall mounted central heating boiler appears to have dev... [Read more]
Mend Heating, Home Heating Systems

Failing hot water on a Saunier Duval F30E Themaclassic combi?

I have a 4 yr old Saunier F30E standard combi running on natural gas and the hot water is failing dismally. Ho... [Read more]
Mend Heating, Home Heating Systems

Baxi 310 Luna Fi combi boiler - low pressure/pump fault?

I have an LED light error stating a low pressure or fault on pump. I have repressurized the system (which work... [Read more]
Mend Heating, Home Heating Systems

How to solve Vokera Linea 24 slow pressure rise?

I've had the above boiler since about 2001, and it's been working well. The only thing I've changed since is t... [Read more]
Mend Heating, Home Heating Systems

baxi 105e not changing over to central heating?

boiler appears to be stuck on hot water even though central heating his selected and time clock and thermostat... [Read more]
Mend Heating, Home Heating Systems

Chaffoteaux Britany Combi Boiler?

The gas will not stay on to heat the radiators, however is fine with the hot water. When we switch the heatin... [Read more]
Mend Heating, Home Heating Systems

My baxi boiler pressure is at maximum of 4 bar?

My boiler pressure is at maximum of 4 bar and water pours out of the overflow pipe. I reduced the pressure bu... [Read more]
Mend Heating, Home Heating Systems

central heating problem?

the only way i can get radiators in the sitting room and hall to work is i have to turn off the radiators off ... [Read more]
Mend Heating, Home Heating Systems

i have a vaillant 837e boiler which indicates f24 in the display panel?

my vaillant 837e stops heating water and central heating once or twice a day,when it does this fault code f24 ... [Read more]
Mend Heating, Home Heating Systems

Thorn Olympic 38/50b Boiler Fault?

I have a Thorn Olympic 38/50B boiler system that has been installed for over twenty years. GC No 4178920.Ser N... [Read more]
Mend Heating, Home Heating Systems

Vokera Linea24 - failed?

Initially no hot water. Now the entire system has failed. Error code 03 indicates fan has failed. Fan rep... [Read more]
Mend Heating, Home Heating Systems

Jaguar 28 Boiler?

I have a problem with the central heating on my boiler - Jaguar 28. The hot water runs fine but nothing happen... [Read more]
Mend Kitchen Appliances, Dishwashers

Mile built in expresso maker CVA 615?

How does one fix a "Water system fault?" The manual says call Miele technical services. What typically cause... [Read more]
Mend Heating, Home Heating Systems

Worcester 24i - Cold Radiators!!!?

Hello I am having problems with my central heating system. Basically the radiators are cold even when the hea... [Read more]
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