Cleaning and maintenance
Every 3000 hours / annually
15
Visual check of the stoker screw
Visually check the stoker screw for damage from the
combustion chamber. It can be a bit burnt on the ends
due to the high levels of heat.
It must be replaced if the stoker screw is partially
burnt on the ends.
Fig. 2-17: Stoker screw
Clean ignition fan and photocell
Remove both ignition fans from the boiler.
Fig. 2-18: Removing the ignition fan
Detach the ignition tube by loosening the 4 screws and
remove the ignition rod.
Clean the visible photocell with a soft cloth. Then
reattach the ignition tube.
Also clean the openings in the boiler for the ignition
tube.
Fig. 2-19: Ignition openings
Re-install both ignition fans and attach them to the
boiler with the chain.
