Search found 3 matches

by carrspaints
Mon Feb 21, 2011 5:59 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Central Heating - Gas Not Firing Up
Replies: 0
Views: 2742

Central Heating - Gas Not Firing Up

This may be a duplicate but my previous posting hasn't appeared even after waiting a while.....Hoping for some advice. I have a gas fired central heating system that is operated by a Potterton EP2002 programmer. The valve used for the hot water or central heating is a Honeywell V4073A 3-port mid pos...
by carrspaints
Mon Feb 21, 2011 5:32 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Boiler Heating Not Working
Replies: 2
Views: 5594

Boiler Heating Not Working

[b]Hoping for some advice. I have a gas fired central heating system that is operated by a Potterton EP2002 programmer. The valve for how water or central heating is a Honeywell V4073A 3-port mid position valve. The problem I have is that the boiler won't fire up. I have switched on both the central...
by carrspaints
Sat Sep 12, 2009 6:03 pm
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: What Anti corrosion inhibitor
Replies: 2
Views: 3923

Ideally you would need a corrosion inhibitor that contains Molybdate 9Best for yelloe metals such as copper). There are many inhibitors on the market - just look for one that contains Molybdate or Molybdenum - some of these products are a combination of Molbdate and Nitrite.
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