How to mend ... Boiler System Radiators

Pressure loss on Vokera Boiler?

I am losing pressure on my Vokera HE Compact boiler. It was installed 18 months ago. The first winter it ran f... [Read more]

Vaillant ecoTEC plus 837 pressure keeps dropping?

My boiler pressure keeps dropping to 0.4bar after a couple of hours even after refilling system to 1.5bar. T... [Read more]

stop knockin of radiators?

have had a condensing boiler fitted and am getting knocking from radiators have bled system several times but ... [Read more]

my boiler keeps over heating?

my boiler keeps over heating and shuts of, also one or two of the radiators are off cold most of the time, now... [Read more]

i have air in my vented heating system?

how can i get air out of the heating system, bleeding the radiators hasn't worked. the boiler is a glow worm ... [Read more]

noisy boiler?

hi my boiler is making a knocking sound...i have drained the system and bled all of my radiators they all hea... [Read more]

Baxi Maxflow Combi Fs?

The heating system works only if there is a call placed on the water ie actually running the water. Once this ... [Read more]

Can a bolier fault drop pressure even if there isn't a leak on the system?

My boiler is constantly dropping pressure and coming up with the fault code F.22, yet i can't find a single le... [Read more]

Did my plumber put corrosion inhibitor in my CH system?

We just had a new boiler fitted and my plumber claims to have flushed the system and used a corrosion inhibito... [Read more]

Fernox Boiler Silencer Superconcentrate ?

hi my boiler is making a knocking sound...i have drained the system and bled all of my radiators they all hea... [Read more]

Shudder through piping system when boiler comes on first thing in morning, ?

We have a 3 yr old Glow Worm 30hxi boiler which is serviced by Glow Worm and appears to be be A1. No problem w... [Read more]

POWERMAX 155 - Will not heat water & radiators simultaneously ?

Hi all. I was hoping that someone could help? My Powermax 155 will not heat the water to the showers or taps, ... [Read more]

Expansion Tank won't drain?

Our central heating system stopped working - the boiler would remain on for a few minutes but then cut out, al... [Read more]

Over-pressure on Worcester Bosch Heatslave 15/19?

I'll give you the full story. 2001 Worcester Bosch Heatslave 15/19 oil combi boiler; the pressure gauge showed... [Read more]

My upstairs and 2 downstairs radiators are not getting hot. Why?

We have a single pipe CH system with a gas back boiler. The radiator in the kitchen is cold, the hall is lukew... [Read more]

vokera linea 24, heating problem?

my boiler is working fine except it won't heat the radiators in the house. It will not fire up when heating is... [Read more]

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]

Ferroli Optima701 Combi central heating boiler stat cutting in and out?

Boiler keeps cutting in & out before system is getting hot (radiators luke warm only)

How to top-up a Glow-worm Micron domestic boiler?

Asking this question for a distant elderly relative, before she gets ripped off by yet another crooked plumber... [Read more]

baxi combi boiler with hot radiators but no hot water ?

I have a baxi combi boiler and when the system is on for both heating and water i dont have any hot water but... [Read more]