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by plumberman666
Fri Jan 08, 2010 12:06 am
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Hot water problems
Replies: 4
Views: 3950

The reason the reset button keeps activating is due to wear, they are only supposed to be use as a safety feature, constant use will wear them out. There is still a fault with your system. It is possibly a bad installation.
by plumberman666
Thu Jan 07, 2010 11:59 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Massive central heating/airlock issue
Replies: 3
Views: 54102

Theres every chance you system is sucking air in from the expansion pipe, You can get a valve which is fitted to the expansion pipe which allows air/pressure to come out but does not take air in. There are also many factors involved EG: System age, Installation and Quality of plant.
by plumberman666
Thu Jan 07, 2010 11:50 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: freezing pipes
Replies: 2
Views: 3179

Leave the heating on low. As a plumber/heating engineer ive been to four call outs today with frozen pipes inside properties.
by plumberman666
Thu Jan 07, 2010 11:44 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: radiators refilling with air
Replies: 3
Views: 3373

If you have a combi system or a sealed system then you should not have air in the system, unless you have drained the system down at some point. Systems with a header tank usually require venting after summer when they have not been used for heating for a while, do you have to top the pressure up on...
by plumberman666
Thu Jan 07, 2010 11:35 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: fitting an additional radiator
Replies: 7
Views: 23088

Re: fitting an additional radiator

[quote="ferret"]I have a small bore system 10mm run from a combi boiler. i intend on fitting a additional radiator to the system do i need to T into both the supply and return pipes and connect to the relevant ends of the new radiator.[/quote] If you use tees to add radiators to a system o...
by plumberman666
Thu Jan 07, 2010 10:50 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: central heating not working after new radiators fitted
Replies: 3
Views: 3606

The boiler is airlocked and its a pain to shift,you need to try and vent it by slightly opening a compression fitting on top of the boiler,there should be one. You can remove the thermostat sensor and kettle the boiler but this is a bit dodgy. It seems that your system has some sludge in it. You can...
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