How to mend Heating Pump Pressure

3

Air lock?

Recently drained system to replace Grunfos pump. system was then refilled, however the headertank (loft) for ... [Read more]

1

Ideal isar combi stuck in DHW, won't fire?

Hello Does anyone know much about Ideals? Mine is stuck in dhw, it isn't firing (no fan no pump either).... [Read more]

How fix Worcester Bosch 537i Combi Boiler?

Domestic hot water works OK Central heating not working. If I switch off and on again can hear water pum... [Read more]

2

Vokera boiler works in heating mode but not Hot water only mode?

I have a problem with my boiler it is a Vokera 20-80 RS flowmatic. The flowswitch tries to move but does not o... [Read more]

2

Pump runs continuously?

I have a Potterton Suprima boiler with a Megaflow unvented mains pressure water heater. The pump has been runn... [Read more]

1

how can i fix my ferolli optima 701?

my pilot is on but when i turn tap or central heating on the boiler will not fire. if i pull clear tube off le... [Read more]

Saunier Duval Thelia 23E. Cannot relight?

Simply stopped heating water. Had a hot shower, had breakfast, but no hot washing up water. Boiler makes noise... [Read more]

7

Potterton performa 24 combi-no heating or hot water?

My potterton boiler has stopped working-ive noticed there is no "click" when the hot water/heating is turned o... [Read more]

air lock in boilermate?

i arrived at a drained boilermate to be told the pump on hot water is running hot,refilled sytem but can get n... [Read more]

4

unvented system, pressure keeps going up!!!?

I have an unvented heating / hot water system and recently replaced the pump as it kept shorting out and blowi... [Read more]

3

No water in hot water tank?

Hi there, I have a problem... lol I'm afraid I'm going to err on the side of giving too much information... [Read more]

1

Should the pressure/vacuum switch hold a vacuum?

My home central heating unit won't light reliably. I can unplug the hose and reconnect it while it's trying to... [Read more]

1

expansion vessel - engineer correct?

Hi there, our worcester bosch 240 has had a new diverter valve fitted by a brit gas engineer. Following the... [Read more]

2

halsted ace high?

Please advise me, my boiler both heating & water seems to have a mind of its own,, it chooses to come on when ... [Read more]

1

Hot water goes cold heating goes cold?

My Worcester 24i goes off after a few minutes both in hot water and heating mode.Some times it comes bock on a... [Read more]

2

Ravenheat 85 CSI Cutting out cycle on Heating only?

Hot water is OK Heating... it will click, pump starts, fan starts, gas is released at the higher pressure and... [Read more]

2

halstead finest gold locking out?

finest gold locking out,i have to switch off/on power 4-5 times to get it running, pressure is at 1.7 bar on g... [Read more]

Combi boiler faults?

I have a Wickes Combi Boiler 102. it has started to keep continuously stopping and starting whilst heating the... [Read more]

vokera compact hot water ok,heating starts then locks out?

vokera compact 5 years old hot water working ok.when heating fires up boiler keeps going to lock out re set.ha... [Read more]

How can I fix my Vokera 80sp?

Radiators working fine but not getting very much hot water,about half a sink full. Fan and pump appear to be o... [Read more]