Textron JACOBSEN R-311 69166, Technical/Repair Manual

Page: 212 / 402

HYDROSTATIC POWER TRAIN
4203781 First Edition 5-49
5
Figure 5-45
11. Remove two screws (16) and lockwashers (17).
Remove top block (15) and traction arm (23) from the
pump control shaft.
!
WARNING
12. Attach a suitable lifting device to the traction pump
(20).
13. Remove two nuts (18), lock washers (19), and bolts
(21).
14. Move the traction pump (20) toward the front of the
machine until the input shaft clears the front U-joint.
Remove the traction pump from the frame (22).
Installation Notes
• Install the hydrostatic pump by reversing the order of
removal.
• Lubricate all O-rings prior to assembly.
• Make sure new O-rings are in place before installing
hoses on fittings.
• Pressure filter the hydraulic system. (See “Portable
In-Line Filter” on page 5-4.)
• Fill the hydraulic oil tank. (Refer to “Safety, Operation,
and Maintenance Manual” for the correct oil
specifications.)
• Start engine. Check for leaks and repair as
necessary.
Prevent personal injury. Use a properly rated
lifting device. Always be sure the load is
balanced before lifting.
16
TN2325
17
20
15
23
18
19
21
22