Maintenance - Husqvarna ECA850 Operator's Manual

1. Fit the drive disc (A) on the output shaft. Make
sure that the edge of the drive disc, that fits in the
hole of the blade, is facing outwards.
a) For model ECA850:
C
A
D
b) For model ESA850:
C
D
2. Lock the blade rotation by inserting the locking
pin (E) in the hole on the drive disc.
3. Fit the blade (B) on the drive disc.
4. Fit the support flange (C). The support flange
must be fitted so that its outer edge presses
against the blade.
5. Fit the locknut / blade mounting bolt (D). The
locknut / blade mounting bolt has a left-hand
Introduction
Below you will find some general maintenance
instructions. If you need further information please
contact your service workshop.
To perform daily maintenance
• Check that the blade does not rotate when the
the throttle/power trigger is released.
• Check that the cutting attachment guard is
undamaged and not cracked. Replace the cutting
attachment guard if it has been exposed to
impact or is cracked.
• Check that the blade is not damaged and not
cracked. Replace the blade if necessary.
• Check that the support flage is not damaged.
• Check that the locknut is tight.
8
E
B
A
E
B

Maintenance

thread. Tighten the locknut / blade mounting bolt
to a torque of 15-20 Nm / 12-15 ft-lb.
6. Remove the locking pin.
To adjust the cutting depth of the
cutting attachment
The cutting depth of the cutting attachment must be
adjusted before starting work.
1. Loosen the wing nut.
a) For model ECA850:
b) For model ESA850:
2. Set the desired cutting depth.
3. Tighten the wing nut.
To perform weekly maintenance
• Check that the bevel gear is filled to ¾ with
grease. Fill if necessary using special grease.
To check the bevel gear
The bevel gear is filled with the right quantity of
grease at the factory. The grease in the bevel gear
does not normally need to be changed except if
repairs are carried out.
• Before using the product check that the bevel
gear is filled to ¾ with grease. Fill if necessary
using special grease.
a) For model ECA850:
1153 - 001 - 22.08.2019