Assembly; Fitting The Bar And Chain - Husqvarna TrioBrake 455e Series Operator's Manual

Fitting the bar and chain

WARNING! Always wear gloves, when
!
working with the chain.
Check that the chain brake is in disengaged position by
moving the front hand guard towards the front handle.
(40)
Loosen the chain tensioner wheel and remove the clutch
cover (chain brake). Remove the transport guard. (41)
Fit the bar over the bar bolts. Place the bar in its rearmost
position. Place the chain over the drive sprocket locate it
in the groove on the bar. Begin on the top edge of the bar.
(42)
Make sure that the edges of the cutting links are facing
forward on the top edge of the bar.
Fit the clutch cover and locate the chain adjuster pin in the
hole in the bar. Check that the drive links of the chain fit
correctly over the drive sprocket and that the chain is
correctly located in the groove in the bar.
Tension the chain by turning the wheel down (+). The
chain should be tensioned until it does not sag from the
underside of the bar. (32)
The chain is correctly tensioned when it does not sag from
the underside of the bar, but can still be turned easily by
hand. Hold up the bar tip and tighten the bar knob by
turning the knob clockwise. (33)
When fitting a new chain, the chain tension has to be
checked frequently until the chain is run-in. Check the
chain tension regularly. A correctly tensioned chain
ensures good cutting performance and long life. (43)
Fitting a spike bumper
To fit a spike bumper – contact your service agent. (44)
1153598-26 Rev.1 2010-08-25

ASSEMBLY

–
English 17