Chain and sprockets.
5.16.
Check all safety elements: pressure in expansion vessel, security valves (section 5.11), etc.
5.17.
Purge the system, as explained in point 4.
5.18. Controlling the combustion air inlet and gas outlet; make sure nothing prevents normal circulation (e.g. bird
nests).
5.19. It is recommended to clean the back side of the stove that you reach through the back grids or lateral doors,
in order to take eventual dust away that might have stacked during summer time.
6.
PROBLEMS AND RECOMMENDATIONS.
6.1.
Do not turn the boiler on and off successively because this might damage the electronical components and
motors ~230/240V - 50Hz.
6.2.
Do not touch the boiler while your hands are wet. Though the boiler is equipped with ground plug, it remains
an electric machine that could cause electric discharge if handled incorrectly. A qualified technician only shall
resolve the eventual problems.
6.3.
Do not remove any screw of the zones exposed to high temperature before they have been lubricated
properly with lubrication oil.
THE BOILER REMAINS OUT OF POWER:
6.4.
Make sure the boiler is connected and the plug is leading power.
6.5.
Make sure the cable is not damage or cut.
Check if any lead of the C.P.U. is slack.
6.6.
Check the C.P.U. pilot. If it is OFF, check also the fuse on the C.P.U.
PELLETS DO NOT FALL AND THE BOILER DOES NOT TURN ON:
6.7.
Check if there are pellets in the hopper.
6.8.
Make sure the door is closed.
CHECKING AT BEGINNING OF SEASON.
WHAT NOT TO DO.
WHAT DO TO IF...
44
Drawing 28