Changing The Valve Block - Husqvarna P524 Workshop Manual

Hydraulic system

5.6.6 Changing the valve block

Tools
Torx
Combination wrench
Combination wrench
Combination wrench
Combination wrench
1. Remove the side cover.
2. Loosen the PTO button connection from the
circuit board.
3. Loosen the circuit board by dismantling the nut
and move the circuit board aside.
4. Dismantle the securing plate for the PTO button.
58 – English
Dimension
T30
10 mm
13 mm
19 mm
22 mm
5. Remove the knobs from the throttle control,
choke control and the height adjustment control.
6. Dismantle the lever for the valve block from
below by loosening the nut.
7. Move the control panel out of the way.
8. Remove the side panel by removing the 4 nuts
on the back and the 2 nuts on the front of the
panel.
9. The hydraulic hoses can be mixed up. Mark the
lines so that they are reconnected on the correct
connections.
10. Clean according to the general instructions, see
section "5.6.1 Hydraulic hygiene" on page 52.
11. Loosen the hydraulic hoses. Fit sealing plugs to
prevent leakage and contamination.
12. Remove the two screws holding the valve block.
13. Lift away the valve block.