you can hear the boiler clicking but nothing happens, any ideas on what could be wrong with it its flowing ok but just wont heat up???

anonymous, April 2010

Green shows it's on Red greem show ignition failure.
Amber is the 12 volt current when thats on current too low to operate. The gas valve may be faulty i and not opening to let in the gas for ignition. Afraid it's a gas fitters job anyone who is licensed to work on LPG gas appliances.

Bob, April 2010