Maintenance - Husqvarna P 520DX Manuel D'utilisation

To set the 12 V power outlet to on or off
• Push the power switch (A) on the right control panel
to set the power outlet (B) to on or off. The voltage of
the power outlet is 12 V. The power outlet has a
Fuse overview on page 40 .
fuse, refer to
A
Note:
The AUX 12 V and the USB outlets are
always set to on.
To get a good cutting result
• For best performance, do maintenance on the
product regularly as given in the maintenance
Maintenance schedule on page
schedule. Refer to
29 .
• Do not cut a wet lawn. Wet grass can give a bad
cutting result.
• Start with a high cutting height and decrease it
gradually.
• Cut with blades that rotate at high speed (highest
permitted engine speed, refer to
page 60 ). Move the product forward at low speed. If
the grass is not too high and thick, you can get a
good cutting result also at a higher speed.
• Cut the grass in an irregular pattern.
• To get the best cutting result, cut the grass
frequently and use the Bioclip
To disengage the hydrostatic
transmission
To move the product with the engine off, you must open
the hydraulic circuits on the front and the rear
transmission. This is done by opening the bypass valves
in the transmission motors.
Introduction
WARNING:
safety chapter before you do maintenance
on the product.
1593 - 005 - 25.10.2021
B
Technical data on
®
function.

Maintenance

Read and understand the
CAUTION:
when the bypass valves are open. The
bypass valves must be closed before you
operate the product.
CAUTION:
high speed or for long distances. This will
cause damage to the transmissions.
Rear transmission
• To open the bypass valve, open the locknut (A) ¼–½
turn counterclockwise and then the valve screw (B) 2
turns counterclockwise.
• To close the bypass valve, close the valve screw (B)
and tighten to 8 Nm and then tighten the locknut (A)
to 30 Nm.
Front transmission
• To open the bypass valve, open the locknut (A) ¼–½
turn counterclockwise and then the valve screw (B) 2
turns counterclockwise.
A
B
• To close the bypass valve, close the valve screw (B)
and tighten to 8 Nm and then tighten the locknut (A)
to 30 Nm.
Maintenance schedule
* = General maintenance done by the operator. The
instructions are not given in this operator's manual.
X = Maintenance done by the operator. The instructions
are given in this operator's manual.
The product has no brakes
Do not tow the product in
A
B
29