Toro Groundsmaster 4300-D Service Manual page 162

Installing the Hydraulic Pump Driveshaft
Hydraulic System: Service and Repairs
1. Apply anti-seize lubricant to the traction pump input shaft.
2. If removed, secure the driveshaft assembly to the flywheel adapter plate with
the back-up ring, 6 bolts, and 6 flange nuts.
3. Position the driveshaft assembly to the engine and pump input shaft.
4. Apply loctite (or equivalent) to the threads of the flange-head screws (item 13
in Figure 82). Secure the driveshaft assembly to the engine flywheel with the
8 flange-head screws; torque the flange-head screws to 23 to 31 N∙m (17
to 23 ft-lb) in a criss-cross pattern.
5. Slide the driveshaft yoke on the pump input shaft so that the yoke is flush
with end of the input shaft. Secure the driveshaft yoke to the pump input
shaft with the 2 bolts (item 5 in
6. Position the driveshaft guard hoop to the machine frame and secure with the
2 flange-head screws (item 9 in
7. Lubricate the grease fittings on the driveshaft.
Figure 82) and 2 flange nuts.
Figure 82) and 2 flange nuts.
Page 4–100 Groundsmaster ® 4300-D
16226SL Rev C