Zenoah G621AVS Chainsaw User Manual


 
18
6. Installing guide bar and saw chain
English
The saw chain has very sharp edges. Use thick
protective gloves for safety.
1. Loosen the nuts and remove the chain cover.
(F6-1)
2. Install the attached spike to the power unit.
3. Fit the saw chain around the guide bar and. while
gearing the chain to the sprocket, mount the guide
bar to the power unit Then fit the chain tensioner nut
into the lower hole of the guide bar.
(1) Chain cover
(2) Tensioner nut
Pay attention to the correct direction of the saw chain.
(F6-2)
(1) Moving Direction
4. Fit the chain cover to the power unit and fasten the
nuts to finger tightness.
5. 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.
6. Tighten the nuts securely with the bar tip held up.
Then check the chain for smooth rotation and proper
tension while moving it by hand. If necessary,
readjust with the chain cover loose.
7. Tighten the tensioner screw. (F6-3)
(1) Loosen
(2) Tighten
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.
NOTE
NOTE
WARNING
F6-1
F6-2
F6-3