Hydraulic Pump Dismantling - Stiga Park 2WD Workshop Manual

2.3 Hydraulic pump
This section will describe the replacement
procedure for the external hydraulic pump in
4WD Park machines.
2.3.1 Dismantling
1. Remove the battery. See the owners
manual.
2. Block up the machine. Use a lifting table or
highjack and yokes.
3. Activate the parking brake.
4. Discharge the oil in the hydraulic system.
See the owners manual.
5. Remove the tension pulley by using a 15 mm
and a 17 mm spanner. See the figure.
6. Use a large polygrip and hold the pump
pulley in a securely grip. Fit the polygrip
around the belt, not direct to the pylley.
Back off the pulley nut with a 17 mm sleeve.
See the figure.
Warning!
Be carefully not to damage the
plastic fan during the removal.
7. Remove the following parts from the pump
shaft:
• Nut
• Washer
• Pulley
• Distance sleeve
• Fan
• Distance sleeve
8. Remove the speed control cable from the
hydraulic pump by backing off the nut. Use a
8 mm spanner. See the figure.
9. Back off the circlip from the release lever rod
and disconnect the rod from the lever.
WORKSHOP MANUAL
PARK
Chapter
2 - Chassis and body
EDITION Page
4
2018