19c. The large return-to-neutral spring can be
unhooked from the return to neutral cam.
See Figure 5.84.
Large r-t-n spring
Small r-t-n spring
Figure 5.84
19d. Remove the belt keeper from the top of the
transaxle using a phillips head screwdriver.
See Figure 5.85.
Belt
keeper
Figure 5.85
r-t-n cam
Screw
HYDRO. DRIVE AND BRAKE SYSTEM
20.
Installation notes:
20a. After repairs are done, and the transmission
is re-filled with fluid, it may be "bench
purged" if the technician has a way to drive
the input shaft using a 1/2" drill motor.
20b. Check adjustment of the brake before
installing the transaxle.
20c. Position the large return-to-neutral spring
on the return-to-neutral cam before lifting
the transaxle back into the tractor.
20d. Connect both ends of the brake actuator
spring before lifting the transaxle back into
the tractor.
20e. Lube the Double-D axle shaft before install-
ing the wheels.
20f. The spring in the by-pass linkage hooks
downward into the transmission release
rod.
20g. Tighten fasteners according to the accom-
panying torque table.
20h. Fully purge the drive system before operat-
ing the tractor.
20i. Operate and test the drive system, brake
system, and all safety features before
returning the tractor to service.
Table 1: Drive System Torque Specs.
Fastener
Seat bolt
Lug nut
Wheel bolt
Fan/pulley nut
Tq. bracket bolt
Axle T-bolt nuts
Brake yoke bolts
Pedal shaft straps
Belt keeper nut /bolt
Idler pulley bolt
Tensioner bracket
Torque in-lb.
Torque N-m
150-180
17-20
350-500
41-57
160-190
18-22
360-520
41-59
150-180
17-20
150-180
17-20
80-120
9-14
150-180
17-20
150-180
17-20
150-180
17-20
150-180
17-20
55