HYDRAULICS
4181383 First Edition 6-41
6
Repair
Gear Pump
Removal and Installation
See Figure 6-36.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-5.)
2. Remove the center floorboard.
3. Remove the seat and mount plate. (See “Seat and
Mount Plate” on page 9-10.)
4. Drain hydraulic oil.
Figure 6-36
NOTES
• Label all hydraulic hoses and tubes before
disconnecting to aid in installation.
• Close all openings with caps or plugs to prevent
contamination.
5. Remove hoses (1 and 2).
6. Disconnect hoses (4—6).
7. Support gear pump assembly (3).
8. Remove two screws (7) and lock washers (8).
9. Remove gear pump (3).
10. Remove O-ring (9).
Installation Notes
• Install gear pump by reversing the order of removal.
• Ensure new O-rings are in place before installing
hoses on fittings.
• Replace hydraulic oil filter.
• Refill hydraulic tank. (Refer to “Safety, Operation, and
Maintenance Manual” for oil specifications.)
• Install seat and mounting plate.
• Start engine. Check hydraulic system for leaks.
Repair as necessary.
• Check hydraulic oil level and add if necessary.
TN1395
1
2
5
6
4
3
7 8
9