O-Mac MF 2500 Manual page 52

injuries should it slip off the hand grip. This
guard is used as a device to trigger the chain
brake (par. 5.7).
E. Rear hand guard: protection device seated
in the lower right section of the rear hand grip,
to protect the hand from the chainsaw should
it break or disconnect from the guide bar.
F. Guide bar: supports and guides the
toothed chain.
G. Toothed chain: cutting element, consisting
of drive links fitted with small blades called
"teeth" and side connections held in place by
rivets.
H. Chain restraint pin: safety device that
prevents uncontrolled movements of the
toothed chain should it break or slacken.
I. Spiked bumper: device installed opposite
the guide bar assembly point acting as a
pivot when it comes into contact with a tree
or trunk.
J. Spiked bumper guard: spiked bumper
cover to be fitted
transportation or storage of the machine.
This guard must be removed when using the
machine.
K. Bar cover guard: chainsaw cover on
the guide bar to be fitted during handling,
transportation or storage of the machine.
IV. Assembly
IMPORTANT The safety regulations to follow
during machine use are described in Chapter
2. Strictly comply with these instructions to
avoid serious risks or hazards.
For storage and transport purposes, some
components of the machine are not installed
in the factory and have to be assembled after
unpacking. Follow the instructions below.
Unpacking and completing the assembly
should be done on a flat and stable surface,
with enough space for machine handling and
52
during handling,
its packaging, always making use of suitable
equipment. Do not use the machine until all
the instructions provided in the "ASSEMBLY "
section have been carried out.
4.1 Assembly components
The packaging holds the components needed
for assembly as listed in the table below:
Description
Guide bar fitted with bar cover
Toothed chain
Key (housed below the lower section of the
machine) (Fig. 1.M)
Cutting chain sharpening filing tool
Documentation
4.1.1 Unpacking
1. Carefully open the packaging, paying
attention not to lose components.
2. Consult the documentation in the box,
including these instructions.
3. Remove all the unassembled parts from the
box.
4. Remove the machine from the box.
5. Dispose of the box and packaging in
compliance with local regulations.
4.2 Assembly of the guide bar and toothed
chain
Always wear heavy duty gloves when
handling the bar and chain. Mount the bar
and chain very carefully so as not to impair
the safety and efficiency of the machine. If in
doubt, contact your dealer.
Perform all operations with the engine off.
Before assembling the bar, check that the
chain brake is not engaged (par. 5.7).