Carried out diagnostic on boiler as a pressure in heating system, continuously falls. Found defective follow pipe insidfe boiler leaking.
Supplied and fitted follow hose with new spigots.
Carried out boiler repair on Ferroli Optimax 38c, found low water pressure in heating system, repressurised and checked for leaks. The boiler had been installed on a heating system with old radiators, found a radiator was leaking on ground floor, the heating sysyem water quality was also very poor. Advised to flush heating system and raplace the leaking radiator.
Valliant eco tec pro boiler repair, carried out Annual service check and found co/co2 ratio was over 0.060, tried to rest gas rate and check seals however, found seals to be sound and was unable to get ratio below 0.004. Spoke to tec carried out diagnostic and found faulty fan ( gas and air mix chamber). Supplied and fitted new fan after classifying the boiler as AR and isolating it from the gas supply. Found co/co2 ratio @ 0.001 after relpacing fan. Boiler was re enstated to gas supply and left safe to use.
Worcester Bosch Green star 25si boiler repair, Annual service was carried out it was found the that were several issues with the heating system. A discharge from the warning pipe of rusty water was present. It was found the prv and expansion vessel needed to be replaced. Supplied and fitted parts and boiler was left full functional, however it was advised that the heating system was power flushed to prevent issues in the future.