Case IH 84336239, Operator'S Manual

Page: 70 / 179

SECTION 2 - CONTROLS, INSTRUMENTS AND OPERATION
2ï12
6 Splines
20 Splines
21 Splines
Standard Lo
Standard High/Low
Rotor cutter High/Low
4 knotter
Rotor cutter High/Low
6 Knotter
• adjustable low hitch on a standard or a packer
cutter machine (not used on a rotor cutter
machine).
• adjustable high
‐ low hitch on a standard or a
packer cutter machine; fitted in the low position.
•
low hitch on a standard or a packer cutter
machine; fitted in the high position.
• adjustable high
‐
low hitch on a rotor cutter
machine; fitted in the low position.
• adjustable high
‐
low hitch on a rotor cutter
machine; fitted in the high position.
The hitch version also determines the type of PTO
driveline.
• adjustable low hitch has a 2 piece driveline with 3
universal joints: the front piece has 2 joints, the
rear piece has one joint at the flywheel (referred
to as 3 joint PTO driveline).
The rear piece is supported in a mid
‐
ship
bearing mount fitted to a saddle mid
‐
way. The
mid
‐
ship bearing mount has only one qualified
mounting position in the saddle.
• adjustable high
‐
low hitch has a 2 piece driveline
with 4 universal joints: the front piece has 2 joints,
the rear piece has 2 joints as well (referred to as
4 joint PTO driveline further down this manual).
The 2 pieces are supported on a mid
‐
ship
bearing mount, which incorporates a junction
shaft. The mid
‐ ship bearing mount fits to a
saddle mid ‐ way the drawbar frame; its mounting
position in the saddle differs in function of the high
or low position of the hitch.
PTO SHAFT
By design the PTO shaft is a robust unit however the
torque values must be maintained after any
maintenance is carried out. Bolt torques: