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We have 423 questions about mending 'problem hot water system'

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Mend Heating, Home Heating Systems

Heating works but no hot water?

I have an Ideal Icos HE15 Heat Only boiler which is about 2 years old. Last week the hot water stopped work... [Read more]
Mend Heating, Home Heating Systems

Potterton Puma 100E - Pressure gauge does not move?

The pressure gauge black dial of my Puma 100E is stuck between 1 and 2 even after I have drained the system an... [Read more]
Mend Heating, Home Heating Systems

The pressure gauge black dial does not move?

The pressure gauge black dial of my Puma 100E is stuck between 1 and 2 even after I have drained the system an... [Read more]
Mend Heating, Home Heating Systems

I have a vaillant eco tec and the pressure is only 0.8. ?

I have a vaillant eco tec and the pressure is only 0.8 so therefore the heating is working but there is no hot... [Read more]
Mend Household Appliances, Sewing Machines

Heating system not working correctly?

My central heating system is causing me problems. The boiler fires OK, but I can only get hot water. The centr... [Read more]
Mend Heating, Home Heating Systems

Boiler problem - pressure drop and no hot water to bathroom?

My bath wont run hot my heating works fine but if I havnt had it on for a while the pressure drops and I have ... [Read more]
Mend Heating, Home Heating Systems

Ideal 120 Boiler - water in fan?

In the weeks before, the system had been losing pressure and needed to be topped up a couple of times a week. ... [Read more]
Mend Heating, Home Heating Systems

Grundfos Alpha+ 25-60 pump problem?

the Grundfos pump circulates water in my UF heating system however, I have noticed lately that although my liv... [Read more]
Mend Heating, Home Heating Systems

Valliant boiler - Hot water but no heating?

I'm guessing that the problem is that the pressure is too low, as it's under 1.0. I have followed the instruc... [Read more]
Mend Heating, Home Heating Systems

What's wrong and how can I fix my boiler - Baxi Bahama 100?

My above mentioned boiler has become very frustrating indeed! It will rarely stay on for a sustained period, c... [Read more]
Mend Heating, Home Heating Systems

Potterton Promax 24 HE - Heating without hot water problem?

Hi, I have a Potterton Promax 24 HE boiler on a pumped system. Since the start of the recent cold weather I ha... [Read more]
Mend Heating, Home Heating Systems

BAXI SOLO3 PFL30?

THE BOILER CENTRAL HEATING SYSTEM WORKING BUT HOT WATER IS SLITELY WARM AND NOT HOT AS SHOULD BE. WHAT CAN I... [Read more]
Mend Heating, Home Heating Systems

How can I stop my Sime Halstead Trio Whining?

Hello everybody. I have a Sime Halstead Trio boiler. When I run the hot water it fires up fine but just before... [Read more]
Mend Heating, Home Heating Systems

one raditor heating up on hot water side?

hi have a y plan system wich has a mid position diverter valve the problem is that the motor on the valve is s... [Read more]
Mend Heating, Home Heating Systems

WHY'S MY VAILLANT BOILER NOT FIRING UP?

My Vaillant boiler isn't firing up when heating is turned on or when hot water taps are turned on. All the se... [Read more]
Mend Heating, Home Heating Systems

Pressure dropping on worcester 241 RSF boiler?

Hi i hope someone can help me, the pressure has been dropping on our boiler and has noe gotten to the point wh... [Read more]
Mend Heating, Home Heating Systems

Too much preassure in Bosch boiler?

I have the problem with my central heating displaying 3 bar preasure, when I turn a tap on in the house (hot o... [Read more]
Mend D.I.Y, Plumbing

overflow?

my system when it reaches temp boiler shuts off then a rumble from the pump and hot water shoots from the over... [Read more]
Mend Heating, Home Heating Systems

Boiler firing up when not on cycle?

I have what looks like a fairly old-fashioned heating system. There is a gas back boiler behind the fire in th... [Read more]
Mend Heating, Home Heating Systems

EP2000 Potterton control box?

Hi, we have just replaced the battery in our unit, but still have the problem we were aiming to solve - which ... [Read more]

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