English-110
HYDRAULIC SYSTEM
Bleeding the Hydraulic System
See ”Bleeding the Hydrostatic and Hydraulic
Systems PR 17 AWD, PF 21 AWD” on
page 66.
Power Steering
See ”Removing/Fitting the Power Steering”
on page 43.
Replacing the Lift Cylinder
1. Lower the cutting unit to the ground.
Stop the engine.
2. Clean in accordance with ”Working
Methods” on page 106.
3. Remove the rear cylindrical bolt. Two
washers are released. If it becomes
tight, place the hydraulic lifting lever in
the lowering position and twist the drive
disk on the lever housing’s shaft with an
adjustable wrench or similar tool.
4. Hold the angle nipples with a 17 mm
wrench and loosen the hydraulic
connections from the cylinder. A small
amount of oil will leak out.
5. Remove the front cylindrical bolt. Two
washers are released.
6. Attach the hydraulic cylinder to the
forward mounting. A washer is placed on
each side of the cylinder ear in the fork.
Secure the cylinder bolt.
7. Connect the hydraulic connectors.
Counter the angled nipples. Twist the
hoses so that they do not chafe against
any sharp edges. The front hose on the
cylinder shall run to the upper connector
on the valve block.
8. Attach the hydraulic cylinder to the rear
mounting. A washer is placed on each
side of the cylinder ear in the fork.
Secure the cylinder bolt.
9. Remove the transmission cover and top
up with transmission oil. Be observant
when running the engine and top up so
that the tank is not emptied.
10. Test run and bleed the hydraulic system
of excess air.
11. Check the lever housing’s adjustment.
See ”Adjusting the Lever Housing” on
page 69.
12. Replace the plastic cover over the
hydraulic valve block and the
transmission cover.
Lift cylinder
IMPORTANT INFORMATION
It is easy to get the hydraulic hoses
switched.
Connecting the hoses incorrectly will
result in reversed lever motion.
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