Clutch - Husqvarna K770 SmartGuard Workshop Manual

8. Tighten the screws in the order shown in the
illustration, torque 10–11 lbf·ft/14–15 Nm. Make sure
that the crankshaft moves freely after it is
assembled. Hit the ends of the shaft with a small
plastic hammer to release tension.
2-8
4-10
5-11
9. Cut the gasket at the cylinder face.
Examine the crankcase for leakages after the cylinder is
To examine the crankcase for leaks
assembled. Refer to
on page 48 .

6.13 Clutch

6.13.1 To remove the clutch
To remove the clutch you must use a Husqvarna piston
Servicing tools overview on page 11 .
stop. Refer to
Before you remove the clutch you must remove the
54 - Repair and servicing
cutting head, the rear belt guard, the air filter cover and
the filter bracket.
1. Lock the crankshaft with the piston stop.
6-12
3-9
1-7
2. Release the clutch clockwise. It is has a mark with
the direction "Off".
3. When the clutch is removed, the clutch drum can be
removed from the axle. Make a note of the positions
of the washer between the clutch and the drum and
the washer against the bearing nearest the
crankcase.
6.13.2 To examine clutch wear
Repair the clutch if the cutting blade is engaged at
engine speeds less than 3100 rpm.
The height of the clutch shoes edge must not be less
than 1 mm. Replace if necessary with a complete clutch
CAUTION: Do not hit the puller. This will
break the piston. If you use a hammer or
equivalent without the piston stop, the
locking mechanism of the flywheel can
become damaged.
1453 - 001 - 02.04.2020