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Mend Mains

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We have 438 questions about mending 'mains' in category Heating, Home Heating Systems

How to mend Mains

Mend fault boiler working

potterton prima f fault?

I have a prima f boiler which was working fine untill about 3-4 weeks ago. The problem is the the boiler will ... [Read more]
Mend boiler pressure open

Ravensheat boiler?

I have a ravensheat combi boiler. every few days the pilot light will go off and the boiler therefore will ... [Read more]
Mend boiler heating system
1

New loop?

Can I fit a new loop to my 100e that has a tap at both ends? The current one has a tap at the inlet and a non-... [Read more]
Mend lights potterton night
1

Low pressure lights on potterton puma 80e?

Last night one of my radiators fell from the wall and bent/broke the "IN" pipe. Lots of water came out of it, ... [Read more]
Mend gas boiler water

Ideal gas boiler n/w?

Ideal Classic gas boiler, doesn't seem to be working, although the water pump is circulating the water. Cannot... [Read more]
Mend combi boilers hot water
2

Can mains gas pressure make Combi Boilers run hot and cold water?

I've been hearing a lot about gas pressure being low in the news due to the excessive demand there has been on... [Read more]
Mend heating thermostat oil fired

Oil fired boiler thermostat?

I'm struggling to get enough heat out of my boiler in this prolonged cold spell. I've been told to turn the bo... [Read more]
Mend thermostat combi wireless

fitting honeywell thermostat?

when fitting a honeywell wireless therostat cm900 to a glow worm 35ci combi, do you connect the relay box to t... [Read more]
Mend baxi heating turn
1

how do i fix my baxi 105e ???

the heating works until i turn a hot tap on, then refuses to come back on unless i turn the mains power off an... [Read more]
Mend expansion bar pressure
2

EXPANSION VESSEL PROBLEMS ... Help !!!?

1. when I attach a pump to put air into the vessel, having got it to the correct 1 bar pressure on the pump, t... [Read more]
Mend pressure cold water
1

i need to increase the pressure on my highflow 400 electronic rsf boiler?

i can see the cold water mains inlet valve but not the other end to open or where the water goes. know how to ... [Read more]
Mend boiler left flashing

Internal pipe dripping as well?

I have a greenstar combi boiler that has packed in this afternoon, i have just left it flashing, until i can g... [Read more]
Mend switch mains light

my worcester boiler 280 won't switch on?

My boiler was switched off at the mains and now the mains are back on, the pilot light won't light. This has ... [Read more]
Mend boiler condensing boiler heating

how can i fix my ferroli boiler optimax?

i can only get hot water when the flow rate is not much better than a trickle. the boiler is a ferroli optimax... [Read more]
Mend boiler pressure leak
3

worcester 24cdi filling loop problem?

I was using plastic key to put preseure back up to 2.5 bar on filling loop. Turned loop key, then turned gre... [Read more]
Mend boiler safety valve heat exchanger
1

vokera compact overpressure problem HELP!!?

I have a vokera compact 28 boiler, the safety valve keeps blowing on overpressure,the filling loop has been di... [Read more]
Mend days ago stuck
1

mid position actuator?

A couple of day's ago I had no HW but I had CH. It seemed that the lever on the actuator was stuck to the rig... [Read more]
Mend boiler central heating temperature control
1

what does this red light mean?

happy new year.hope you can help me.my mom's central heating uses a bosstherm BRTRF/BR1 temperature control fo... [Read more]
Mend pump keeps blowing fuse
2

pump keeps blowing fuse?

baxi 100/2he boiler keeps blowing fuse on the mains socket after about 4 hours of running have fitted new pump
Mend boiler heating fault
4

Model Vaillant eco TEC 831, Fault showing F75 what does it mean ?

My Valliant eco Tec 831 failed today, giving reading of F75, does anyone know what it means. I switched of at ... [Read more]

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