GB-7
G4501/G5201/G5201P
G
B
6. Installing Guide Bar and Saw Chain
A standard saw unit package contains the items as illustrated.
Power unit
Bar protector
Guide bar
Saw chain
Plug wrench
(Hexagon socket (S13/S19) +
Slotted driver)
Screwdriver for carburetor adjustment
(Slotted driver)
Spike and mountaing screws
5. Fit the chain cover to the power unit and fasten the
nutstongertightness.
6. While holding up the tip of the bar, adjust the chain
tension by turning the tensioner screw until the tie
straps just touch the bottom side of the bar rail.
(1) Tensioner
screw
(2) Loosen
(3) Tighten
7. Tighten the nuts securely with the bar tip held up (12
~ 15 N·m). Then check the chain for smooth rotation
and proper tension while moving it by hand. If neces-
sary, readjust with the chain cover loose.
8. Tighten the tensioner screw.
NOTE
A new chain will expand its length in the beginning of
use. Check and readjust the tension frequently as a
loose chain can easily derail or cause rapid wear of
itself and the guide bar.
Open the box and install the guide bar and the saw
chain on the power unit as follows:
WARNING
• Thesaw chain has very sharp edges. Use thick
protective gloves for safety.
1. Pull the guard towards the front handle to check that
the chain brake is not engaged.
2. Loosen the nuts and remove the chain cover.
3. Install the attached spike to the power unit.
4.Gearthechaintothesprocketand,whilettingthe
saw chain around the guide bar, mount the guide bar
to the power unit. Adjust the position of chain ten-
sioner nut on the chain cover to the lower hole of guide
bar.
(1) Hole
(2) Tensioner nut
(3) Chain cover
NOTE
Pay attention to the correct direction of the saw chain.
Moving direction
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