Husqvarna P 520D Workshop Manual page 55

Hydraulic System
3. Loosen the lock nut (2) and dismantle the
parking brake cable (3), tension spring (6), split
pin (4) and clevis pin (5) on the end of the
transmission.
4. Place a vessel under the transmission to collect
hydraulic oil spill.
5. Clean according to the general instructions.
6. Drain the hydraulic tank if sealing plugs for the
hydraulic lines are not available.
1
4
5
6
1. Arm
2. Lock nut
3. Parking brake cable
54
– English
2
3
4. Split pin
5. Clevis pin
6. Tension spring
7. Dismantle the hydraulic pipes (4), (6) at both ends.
8. Loosen the hydraulic hose (5) from the
transmission.
9. Fit sealing plugs to prevent leakage and
contamination.
WARNING!
Heavy objects are released when
dismantling the transmission.
10. Remove the three screws (3), (7) with washers
(2), (8) and one nut (1), which hold the front
transmission to the frame and lower the
transmission.
11. If the transmission is being changed, dismantle
the hydraulic connection adapters (4), (5), (6).
1
2
3
4
5
6
7
1. Nut
2. Washer
3. Screw
4. Hydraulic pipe
Assembling
1. Assemble in reverse order. Start by refitting the
hydraulic adapters. Torque tighten the adapter
on top (4) to 32 Nm. The two other adapters (5)
and (6) are tightened to 50 Nm.
2. Assemble the hydraulic hose and the hydraulic
lines and torque tighten according to
instructions.
3. Assemble the parking brake cable.
4. Check the oil level and top up if necessary as
specified in Technical Data.
5. Run the machine and check for leakage and the
function of the parking brake.
8
5. Hydraulic hose
6. Hydraulic pipe
7. Screw
8. Washer