Checking The Blades; Replacing The Blades; Removing The Bioclip Plug; Check The Hydraulic System Oil Level - Husqvarna P524 Operator's Manual

Checking the blades

To achieve the best mowing results it is important that the
blades are undamaged and well-sharpened.
Check that the blades' attachment screws are tight.
IMPORTANT! One or more unbalanced blades , caused by
damage or poor balancing after sharpening, can cause
vibrations in the machine.
The blades should be balanced after sharpening.
Damaged blades should be replaced when hitting obstacles
that result in a breakdown.

Replacing the blades

• Put the unit in the service position, see Service position for
the cutting unit.
• Lock the blade with a wooden block. Loosen the blade bolt
and remove the blade bolt, the washers and the blade.
Assemble the parts in the reverse order.
• The blade must be mounted with the angled ends pointing
up towards the cover.
• Tightening torque 45-50 Nm (4.5-5 kpm/32-36 lbft).
15mm
WARNING! Wear gloves to protect your
!
hands when working with the blades.
IMPORTANT! Always exercise care and use your common
sense. Avoid all situations which you consider to be beyond
your capability. If you still feel uncertain about operating
procedures after reading these instructions, you should
consult an expert before continuing. Contact a servicing
dealer.
Always use genuine parts. For more information, see the
"Technical data" section.
30 –
English
Maintenance

Removing the BioClip plug

To change a Combi unit from BioClip function to cutting unit
with rear ejection, remove the BioClip plug located under the
unit with three screws.
1 Put the unit in the service position, see Placing in the
service position.
2 Remove the three screws holding the BioClip plug, and
remove the plug.
3 Tip: Fit three full-thread screws M8x15 mm in the screw
holes to protect the threads.
4 Replace the unit in normal position.
Fit the BioClip plug in the reverse order.

Check the hydraulic system oil level

The oil and filter should be changed by an authorised service
representative, as described in the Workshop Manual. Work
on the system entails particular demands on cleanliness and
the system must be vented before the machine is used.
• Fold up the seat.
• Remove the filler cap. The level should be 40-60 mm from
the strainer top.
• Refill as required with fully synthetic 10W/50 API SM oil or
better
Hydraulic oil filter change
• Turn the old oil filter anti-clockwise to remove. If
necessary, use a filter remover.
• Lightly lubricate the rubber seal on the new oil filter using
new oil.
• Tighten the filter by hand until you feel it make contact,
then tighten a further 3/4 turn. Remove the transmission
cover and fill the transmission's oil tank, about 0.3 l oil. Be
observant when running the engine as described below
and fill so that the tank is not emptied.