Textron JACOBSEN GP400, Technical/Repair Manual

Page: 168 / 354

5-50 4252490-Rev A
HYDROSTATIC POWER TRAIN
5
Repair
Traction Pump and Control
Removal and Installation
See Figures 5-48 through 5-51.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
2. Drain hydraulic oil tank. (See “Hydraulic Oil Tank—
Drain Procedure” on page 6-42.)
3. Remove gear pump. (See “Gear Pump” on
page 6-43.)
NOTES
• Label all hydraulic hoses and fittings before
disconnecting to ensure correct installation.
• Close all openings with caps or plugs to prevent
contamination.
4. For 3WD models, proceed to step 8.
Figure 5-48
5. Disconnect hoses (2 and 3).
6. Disconnect cross fitting (1) at the traction pump.
7. Proceed to step 10.
Figure 5-49
8. Disconnect hoses (4, 5, and 7).
9. Disconnect cross fitting (6) at the traction pump.
Figure 5-50
10. Remove nut (8) and disconnect control cable (10).
NOTES
• Label all hydraulic hoses and fittings before
disconnecting to ensure correct installation.
• Close all openings with caps or plugs to prevent
contamination.
11. Disconnect hose (9).
1
TN3870
3
2
TN3936
4
5
7
6
TN3871
9
10
8