Terry nelson asked ... How to remove the flexible shaft from a curved shaft ryobi t?    |    Matt Longmore asked ... Non-start on Flymo XLT 250?    |    John asked ... How to fix my fireplace?    |    Ian Scott asked ... Remove cover off gas boiler?    |    wendy asked ... Old Creda Solar Plus Cooker will not come on?    |    Click here to ask your question

how can i fix my ferroli optimax 25c boiler?

the hot water works fine but the heating will not work if i press the mode button 3 times it comes on for 15 minutes then goes off what can it be
mike devitt, March 2008
my one flash e.g [- -] and it cant be changed can someone help me.

ramyar hamad, December 2009
Sounds like a problem with external controls, are they all calling for heat??

Turn up all thermostats and on any time clock....does it fire?

Sounds like the 15mins it fires for you maybe the high-fire mode used to commission & test the boiler

Tony, March 2008
link Click here to see other fixes for Ferroli.