Pilot is not adjustible the pilot is an oxy pilot which detects a downdraught in the flue and shuts off the boiler for safety reasons
YOU SHOULD HAVE THIS INSTALLATION EXAMINED WITHOUT DELAY TO ENSURE THAT YOU HAVE NOT GOT A FLUE PROBLEM RESULTING IN COMBUSTION PRODUCTS BEING SPILLED INTO THE ROOM.
www.gassaferegister.co.uk will assist in finding a registered company near you
www.elanar.co.uk, May 2009