Tensioning The Saw Chain - Stihl HTA 65 Gebrauchsanleitung

7 Assembling the Pole Pruner
► Fit the chain in the bar groove so that the arrows on the tie
straps on the top of the bar point in the direction of
rotation.
7
► Fit the guide bar and chain on the pole pruner and check
the following points:
– Chain drive links are seated in teeth of chain sprocket
(7).
– Collar stud (5) is located in slot in tail of guide bar (6).
– Peg of tensioner slide (4) engages hole (8) in guide bar
(6).
The guide bar (6) may be either way round. The logo on the
guide bar (6) may also be upside down.
► Turn the tensioning screw (3) clockwise until the chain fits
snugly against the bar. Make sure the drive link tangs
engage the bar groove.
The guide bar (6) and chain are seated against the pole
pruner.
0458-766-9921-B
6
8 5
6
3
► Fit the sprocket cover (2) so that it is flush with the pole
pruner.
► Fit and tighten down the nut (1) firmly.
7.1.2 Removing the Bar and Chain
► Switch off the pole pruner, push retaining latch to position
and remove the battery.
► Rotate the nut counterclockwise until the chain sprocket
cover can be removed.
► Remove the sprocket cover.
► Turn the tensioning screw counterclockwise as far as
stop.
The chain is now slack.
► Remove the bar and chain.
7.2

Tensioning the Saw Chain

The saw chain expands or contracts during cutting work.
Chain tension changes as a result. Check chain tension
regularly during operation and readjust if necessary.
► Switch off the pole pruner, push retaining latch to position
and remove the battery.
1
2
► Loosen the nut (1).
► Hold the bar nose up and turn the tensioning screw (2)
clockwise until the following points apply:
– Chain sag 'a' in the center of the bar is 1 - 2 mm.
– The chain can still be pulled easily along the bar with
two fingers.
English
a
55