Great Plains PTO Kits Single-Section - Manual (Page 13)

Great Plains Manufacturing, Inc. Table of Contents Index PTO Operation 9
2014-06-16 Table of Contents Index 401-885M
1000 rpm Tractor Requirements
540 rpm tractor requirements are on page 8. The
1000 rpm Air-Pro
®
PTO pump accessories require a
tractor with:
Refer to Figure 2
• a rear-facing ASABE or ASAE Type 2 or Type 3 PTO
stub shaft with master shield
1
3 ⁄
4
inch (44.5 mm) 20-spline
1
3 ⁄
8
inch (35 mm) 21-spline
clockwise rotation (as viewed from tractor rear, facing
forward),
• a “live” or “independent” PTO drive system, that can
be operated with the tractor stationary,
• a fixed or available shaft speed of 1000 rpm, and an
available PTO power output of:
20 hp (15 kW): Air-Pro
®
with ground drive meters
40 hp (30 kW): Air-Pro
®
with hydraulic drive meters
• and a drawbar that engages the torque arm of the
PTO pump assembly.
1000 rpm Type 2 PTO Clearance
If the tractor PTO is not known to conform to Type 2
specifications, check the following pump-specific
clearance dimensions:
Refer to Figure 3
a.
Shaft to master shield top:
3.5 inches (8.9 cm) minimum
or hinged lid
b. Shaft to master shield sides:
5.0 inches (12.7 cm) minimum
c. Shaft to drawbar top:
9 inches (22.8 cm) minimum
15 inches (38.1 cm) maximum
It may be necessary to invert an offset drawbar, or
relocate or remove any clevis installed on the
drawbar.
d. Shaft to ground:
16 inches (40.6 cm) minimum
5
7
6
Figure 4:
Tractor PTO
34842
5 6
7
a
b
c
d
Figure 5:
Type 2 PTO Clearances
34844
818-240C Rev. A
To avoid Injury or
Machine Damage:
·Operate only with
1000 rpm PTO
CAUTION