GreenWorks Commercial GS 180 Guide D'utilisation page 36

MAINTENANCE
QUICK REFERENCE OF CHAIN&BAR ASSEMBLY (CHAIN TENSION)
wrench
1. To remove the chain cover, loosen
the two chain cover lock nuts by
turning them counterclockwise with the
supplied wrench.
4. The bar and chain can now be removed
by lifting it away from the main body of
the saw and releasing the chain from
the drive pulley.
Adjusting block
7. Ensure that the adjusting block is
located in the tensioning hole on
the chain bar.
10. Turn the adjustment screw Clockwise
to tighten the chain.
NOTE:
- Chains stretch with use, check and tension often.
- Never tension a warm chain before storing, as chains shrink when cool,
this can damage chain, bar and saw.
wrench
2. Then loosen the adjustment screw 2
or 3 turns.
5. The chainsaw can now be cleaned with
a brush and or rag to remove sawdust
and oil.
8. And that the rubber block and chain
bar are free from oil, as this helps to
keep tension on the chain.
adjustment
screw
11. Until there is enough play that the
chain can be pulled away from the bar,
but not so much that the runners can
be pulled out of the bar.
nut
3. Now totally remove the chain cover
lock nuts and remove the chain cover.
6. To replace the bar and chain, loop the
chain over the drive pulley and place
the bar against the center alignment
groove.
9. Replace the chain cover and chain
cover lock nuts knob, but do not
tighten.
12. Once you have the correct tension,
fully tighten the chain cover lock nuts.
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wrench