Adjusting The Parking Brake; Replacing The Light Bulbs; Main Fuse; Service Position For The Cutting Unit - Husqvarna P 520D Operator's Manual

Adjusting the parking brake

Make sure the parking brake is properly adjusted by placing
the machine on a slope.
Apply and lock the parking brake.
When the machine does not stand still, the parking brake
should be adjusted according to the following.
1 Position the machine on flat ground.
2 Make sure the parking brake is released.
3 Adjust so there is 1 mm play between the outer cable and
the adjuster screw when you pull the outer cable.
Adjust the adjuster screw using the nuts.
4 Tighten the nuts carefully to prevent damaging the
adjuster screw.
5 The parking brake should be checked again after the
adjustment has been made.
WARNING! A poorly adjusted parking brake
!
can result in reduced braking ability.

Replacing the light bulbs

For information about the bulb type, see Technical Data.
1 Unscrew the four screws holding the cover on the power
servo housing.
2 Unscrew the two screws holding the lamp insert.
3 Lift out the lamp insert.
4 Disconnect the cables from the bulbs.
5 Lift out the bulbs from the insert.
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MAINTENANCE AND SERVICE
6 Insert the new bulbs. Make sure you use your thumb to
support the front.
7 Refit the cables, lamp insert and the cover on the power
servo housing.

Main fuse

The machine has a high-power safety fuse located in a box on
the top of the battery plus terminal.
A feeder fuse for the electrical connection box is located on
a bracket near the battery.
Other fuses are in the electrical connection box behind right
side cover.
A blown fuse is indicated by a burnt connector. Pull the fuse
from the holder when replacing.
The fuse is there to protect the electrical system.
Do not use any other type of fuse when replacing. If it blows
again shortly after replacement, it is due to a short circuit,
which must be fixed before the machine can be put into
operation again.

Service position for the cutting unit

The cutting head can be placed in the service position to
provide easy access for cleaning, repairs and servicing. In the
service position the cutting unit is raised and locked in the
vertical position.
Placing in the service position
1 Position the machine on flat ground. Apply the parking
brake.
2 Raise the cutting unit halfway.
3 Turn off the motor.
WARNING! Never leave the universal drive
!
shaft of the machine with one end loose. If
the engine is started, damage can occur.
4 Remove the lifting eyes from the cutting unit.