2noo
SafetyEquipment Ofl
The catch may be removed after pushingout the
roll pin functioning asa bearing. Usea drift @4 mm.
Check the wear on the locking part of the catch
(seeA, fig. 11:5).
The catch spring iseasily changed,if necessary.
Adjustmentof brake band
Make an initial adjustment utilising a spareclutch
drum in the brake band.
Releaseand lock the brake repeatedly to check
that the mechanismworks smoothly.
To check that the chain brake actuatescorrectly,
proceedasfollows:
Fit guide bar and chain.
Start the engineand let it idle.
Releasethe chain brake with the hand guard.
Operate the throttle trigger.
With a properly adjusted brake band the chain
must not rotate asthe engineaccelerates.
Fig 11.f5
Itshould not be possibleto rotate the drum when
the brake is released,but in the unbraked position
the drum should be easily rotated.
Fine adjustment is made with the clutch cover
fitted on the saw. The gap between the catch and
the head of the adjusting nut should be 7 mm when
the brake is released.Measurethe gapwith a calli-
per (seefig. 11:7).
Note that in the unbraked position the brake band
must not touch the clutch drum.
Adjustmentof the Swed-O-Matic
Set the adjustingscrew (A fig. 11:7) sothat the
brake actuatesat a load of 20-24 kp on the guide
bar nose(24” guide bar). Check this e.g. by pushing
the guide bar noseagainsta springbalance.
The Swed-o-Matic should be adjustedso that it
actuatestoo easily rather than not at all.
B.Changingthethrottlesafety
catchandthethrottlelever
Dismantle the tank unit asdescribedin chapter 8
under the heading“Removal of crankcase”.
Fig 11:8
Removethe throttle levershaft and the leverwith
a drift @3 mm.
Fig 11:7
. ..n
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com
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