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Mend Combi Central Heating Pressure

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We have 229 questions about mending 'combi central heating pressure'

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Mend Heating, Home Heating Systems

my Powermax 155x combi boiler has high pressure?

i get hot water and the central heating works but the pressure keeps rising and i have to turn the boiler off.... [Read more]
Mend Heating, Home Heating Systems

how to solve potterton flowsure+ problem?

Hi, i have a ten year old combi boiler. the central heating side of it seems to have gone a bit bonkers....its... [Read more]
Mend Heating, Home Heating Systems

Overheat Thermostat Tripping on Bosch 240 Combi RSF?

Hi, The overheat thermostat keeps tripping on our combi boiler. The pilot will fire, but when central heati... [Read more]
Mend Heating, Home Heating Systems

Sime Halstead Trio Combi Boiler - No DHW flow at all?

There is no water flow at all from Hot water Taps. Plenty of pressure on cold water supply. Central Heating is... [Read more]
Mend Heating, Home Heating Systems

low water pressure light on my combi boiler?

the low water pressure light keeps flashing - usually first thing in the morning. How do I solve it? It is a g... [Read more]
Mend Heating, Home Heating Systems

I Have a Britony combi SE boiler I have had to remove and refit a radiator ?

I Have a Britony combi SE Boiler and have removed a refitted a radiator i have opend all the valves on the rad... [Read more]
Mend Heating, Home Heating Systems

ariston euro combi?

high pressure in central heating curcuit when operating heating 3.5bar ,temperature set low
Mend Heating, Home Heating Systems

Vokera 28compact combi expansion tank problem?

Since putting central heating on in October I have had a problem with pressure dropping and water coming out o... [Read more]
Mend Heating, Home Heating Systems

How to fix low pressure on Baxi combi 105e?

I have just started running my central heating for winter and and it is not running at correct pressure(0.5-2.... [Read more]
Mend Heating, Home Heating Systems

red light constantly on vokera combi boiler?

The red light on my vokera compact HE combi boiler is constantly on. As per the manual it could be due to syst... [Read more]
Mend Heating, Home Heating Systems

Shower not working properly on baxi with calor gas?

I have a combi baxi which is run on calor gas. The central heating seems to work fine but the shower is now no... [Read more]
Mend Heating, Home Heating Systems

What is required to fix this?

My vokera combi boiler pressure is continuing to rise even when the filling loop is removed. I cannot use the... [Read more]
Mend Heating, Home Heating Systems

Vaillant combi boiler, loss of pressure when hot water is on?

Hi, can anyone help? I have a Vaillant combi boiler about 7 years old, central heating works fine and so does ... [Read more]
Mend Heating, Home Heating Systems

worcester cd35i ii pressure problem?

i have a problem with my combi worcester cd35i ii the pressure of the unit is at just over 1 bar and when you ... [Read more]
Mend Heating, Home Heating Systems

my combi gives hot water but central heating not working. ?

Have reset the Vaillant boiler as per instructions but still no heating. The pressure is too low but can't see... [Read more]
Mend Heating, Home Heating Systems

28i rsf combi?

while central heating is on temp guage starts to go off the radar. i let some pressure out as worried boiler m... [Read more]
Mend Heating, Home Heating Systems

how can i fix my combi 80?

combi 80 set pressure gauge to 1 bar start central heating system pressure gauge rises to 3 bars then i ha... [Read more]
Mend Heating, Home Heating Systems

Low Pressure on Ravenheat Condensing Combi CS1 85A (T)?

The pressure keeps dropping on my boiler,i cannot find any obvious leeks on the system.Also the dhw takes ages... [Read more]
Mend Heating, Home Heating Systems

Heatline C24 virtually no hot water to Bath taps unless tap open only a bit?

Hi The heatline 24 combi boiler supplies hot water to bath taps only when run very low, ie tap on only a litt... [Read more]
Mend Heating, Home Heating Systems

blowdown running constantly?

the pressure relief valve on my combi boiler runs every time a hot tap is opened or the central heating is run... [Read more]
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