SECTION 31 - IMPLEMENT POWER TAKE-OFF (PTO) - CHAPTER 1
31-4
3. Fill inside of collar cavity with grease. Apply
grease to yoke bore, spring and pawls.
4. Slide collar, 1, over bore, ensuring the large
diameter end of spring stays inside the collar
against the front lip. Pull collar past retaining ring
groove and insert retaining ring, 2. The collar
must slide freely and pawls must move up and
down after assembly.
1411/3-4
1
2
6
DRIVE SHAFT REMOVAL/INSTALLATION
The rear half of the primary PTO shaft, and the
secondary drive shaft must be removed from the
machine in order to repair the U-joints or guards.
PRIMARY PTO
540 RPM PTO Units
Remove the front PTO shield by removing two 5/16″
x3/4″ cap screws and cupped lock washers at, 1.
3657-7
1
7
Remove the 1/2″ x3″ cap screw, 1, and lock nut, 2.
Slide the PTO off of the gearbox shaft.
IMPORTANT: The PTO shafts are very heavy and
awkward; use caution not to drop the shaft
assemblies as personal injury and, or damage to the
CV joints may result.
To reinstall the PTO drive shaft. Apply a thin coat of
grease to the splines. Slide the PTO back onto the
bottom shaft of the step-up gearbox. Install the 1/2″
x3″ cap screw, 1, and lock nut, 2, shown above.
Torque to 87 N⋅m (64 ft-lb).
IMPORTANT: Do not over-torque; locknuts are Class
C, and are limited to 87 N
⋅
m (64 ft-lb).
Check for proper gearbox oil level at, 3, and top off
with Case 135H EP (API GL5 80W90) gear oil or
Case Gear Lube SSL (75W90 synthetic) if
necessary.
3657-6
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