i have a protherm 80e boiler displays FO an the lcd
wont fire up at all just clicks when you try to reset
anyone any ideas or know where i could get a copy of man thanks
ive got the same boiler.i got my manual from heatcall free of charge by calling them on 01773 828100.make sure you ask for the right one as there is a 80e and a 80E which are very different.
fo= flow rate sensor failure.
loss of systems water.
air lock in boiler.
pump failure..
action:- check sensor.
refill system and check for leaks.
bleed boiler and system.
check the pump.
sue
January 2009
air in the system
pump running slow
low system pressure
rob
November 2008
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