Clutch - Husqvarna K770 Workshop Manual

8. Tighten the screws in the order shown in the
illustration, torque 10–11 lbf·ft/14–15 Nm. Make sure
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
assembled.

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 13 . Before
stop. See
you remove the clutch you must remove the cutting
701 - 002 -
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 has a mark with the
direction OFF.
3. Pull the clutch drum from the axle. Make a note of
the positions of washer between the clutch and the
drum. Also make a note of the position of 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 3,100 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. Do not use a hammer or
equivalent without the piston stop. It can
cause damage to the lock mechanism of the
flywheel keyway/key.
Repair and servicing - 57