O-Mac MF 2500, Manual

Page: 70 / 104

70
PROBLEM PROBABLE CAUSE REMEDY
6. No oil is released
Poor quality oil
When the engine is cold, empty
the tank, clean it and the pipes with
liquid detergent and change the oil.
Lubrication holes are clogged Clean them (chap. 8.1)
7. The chain moves
when the engine
is running idle
Incorrect adjustment
of fuelling
Contact the Authorised
Service Centre or dealer.
8. The machine starts
to vibrate abnormally
Damaged or loose parts.
Stop the machine and disconnect
the spark plug cable (Fig. 31.A).
Inspect for damage.
Check and tighten any loose parts.
Have all checks, repair work
and replacements carried
out by an Authorised Service
Centre or dealer only.
9. The machine has
struck a foreign body.
Damaged or loose parts.
Stop the machine and disconnect
the spark plug cable (Fig. 31.A).
Inspect for damage.
Check and tighten any loose parts.
Have all checks, repair work
and replacements carried
out by an Authorised Service
Centre or dealer only.
If problems persist after having performed the above operations, contact your dealer or an
Authorised Service Centre.
XVI. Accessories
The “Correct bar and chain combination table” contains a list of all possible combinations
between bar and chain, indicating those which may be used on each machine, marked with
the symbol “
 “.
The same table also provides the specification data for all chains and bars approved for use on
each machine.
Only use the replacement bars and chains listed in the table. The use of unapproved
combinations may be hazardous and cause serious injuries to operators and damage the
machine.
In consideration that the selection, application and use of the bar and chain are actions
made solely by the user, at his own discretion, the latter assumes responsibility for damages
of any kind arising from such actions. When in doubt or if lacking knowledge of the specifics of
each bar or chain, contact your dealer or Authorised Service Centre.