Replacement Of Blade - Husqvarna K3600 Mk II Workshop Manual

A
B
C

REPLACEMENT OF BLADE

Removal
Move the handle to the back-
ward position.
Unscrew the knobs (A).
Undo the locknuts (B).
Unscrew the adjuster screws (C)
at least two turns.
Remove the guard
Undo the three socket head cap
screws.
Lift off the guard.
Remove the blade.
Quick inspection
Roller bearings
Check that the engagement and
support rollers rotate easily.
For details of how to replace
bearings, refer to Chapter 8.
Hydraulic motor
Rotate the drive disc a few turns
by hand.
Flange and waist
Check roller flanges and grooves.
Replace if necessary. Refer to
Chapters 6 and 7.
Bearing bracket – mobility
Check the mobility of the
engagement and support rollers'
bearing brackets.
Removal
Pull out the handle lock and move the
handle to the rearmost position to secure
the best possible accessibility.
First unscrew both knobs (A);
this ensures that the blade exerts no
pressure against the drive disc.
Undo both locknuts (B) to the support
rollers.
Unscrew the adjuster screws (C) at least
two turns.
Remove the support roller guard
The support roller guard is fixed in
position by three socket head cap screws.
Undo these.
Lift off the guard.
Remove the blade.
Quick inspection
Roller bearings
When replacing the blade, it is appro -
priate and easy to perform a quick
inspection of the condition of the
engagement and support rollers. Feel that
the rollers rotate evenly and easily. Any
bearing damage must be corrected; refer
to Chapter 8.
Hydraulic motor
Rotate the drive disc a few turns by
hand. There must be even resistance.
Flange and waist
Also check that the engagement roller
flange and the support roller groove
(circled) is within permitted tolerances;
refer to Chapter 6.
If necessary, replace engagement and
support rollers in accordance with
Chapter 7.
Bearing bracket – mobility
Mobility of engagement roller bearing
brackets is checked by turning the knobs
between end positions.
It must be possible to move support
roller bearing brackets between end posi-
tions by hand.
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