English
ASSEMBLY PROCEDURES
WARNING
Never try to start engine without side case, bar and
chain securely fastened.
1. Pull the chain brake (15) toward the front handle to
check that the brake is disengaged. (Fig. 10)
2. Remove guide bar clamp nut (2). Remove the side
case (3) (Fig. 2)
3
2
* In case of installing the spiked bumper (4), install
the spiked bumper (4) to the unit with two screws.
(Fig. 3)
3. Install the guide bar (5) onto the bolts (6), then push
it toward the sprocket (7) as far as it will go. (Fig. 4)
7
8
4. Confi rm the direction of saw chain (10) is correct as
in the fi gure, and align the chain on the sprocket.
(Fig. 5)
8
Fig. 2
4
Fig. 3
5
9
6
Fig. 4
10
Fig. 5
5. Guide the chain drive links into the bar groove all
around the bar.
6. Install the side case (3) onto the bolts (6).
Make sure that the boss of chain tension adjust bolt
(8) fi ts into the hole of the bar (9). (Fig. 4)
Then tighten the guide bar clamp nut (2) by hand
that allows the chain bar end to move up and down
easily. (Fig. 2)
7. Raise the bar end, and tighten the saw chain (10) by
turning the tension adjustment bolt (11) clockwise.
To check proper tension, lightly lift up the center of
chain and there should be about 0.02 – 0.04" (0.5 –
1.0 mm) clearance between bar and edge of drive
link (12). (Fig. 6, 7)
(0.5 – 1.0 mm)
11
CAUTION
PROPER TENSION IS EXTREMELY IMPORTANT
8. Raise the bar end and securely tighten the guide bar
clamp nut with the combi box spanner. (Fig. 7)
9. A new chain will stretch so adjust the chain after a
few cuts and watch chain tension carefully for the
fi rst half hour of cutting.
NOTE
Check the chain tension frequently for optimum
performance and durability.
CAUTION
○ When the chain is excessively tightened, the bar and
chain will be damaged rapidly. Conversely, when the
chain is excessively loosened, it may get out of the
groove in the bar.
○ Always wear gloves when touching the chain.
WARNING
During operation, hold chain saw fi rmly with both
hands. A single hand operation may cause serious
injury.
0.02 – 0.04"
12
10
Fig. 6
Fig. 7