Assembly; Fitting The Bar And Chain - Husqvarna 545 TrioBrake 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.
• Remove the bar nuts and remove the clutch cover
(chain brake). Take off the transportation guard (A).
• 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.
• 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

ASSEMBLY

chain is correctly located in the groove in the bar.
Tighten the bar nuts finger tight.
• Tension the chain by turning the chain tensioning
screw clockwise using the combination spanner. The
chain should be tensioned until it does not sag from
the underside of the bar. See instructions under the
heading Tensioning the chain.
• 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
nuts with the combination spanner.
• 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.
Fitting a spike bumper
To fit a spike bumper – contact your service agent.
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English 17