1222AHS OPERATORS MANUAL – PREPARING FOR FIELD OPERATION
19
PREPARING FOR FIELD OPERATION
CAUTION: MAKE SURE PTO IS
DISENGAGED, TRACTOR IS SHUT OFF
AND THE KEY IS IN YOUR POCKET
BEFORE WORKING ON THE DEFOLIATOR.
R
EVIEWING
T
HE
M
ACHINE
Generally review the machine for:
•
Any loose bolts or screws.
•
Proper tensioning of drive belts.
•
Proper PTO installation.
•
Hydraulic cylinders and hoses being properly
installed.
•
Oil level in gearbox up to within 12mm (0.5
inch) from center of shafts.
•
All shields and guards being in place.
•
Proper installation of any options.
H
ITCHING
T
O
T
HE
T
RACTOR
1.
Adjust front and rear wheels of the tractor to fit
desired row spacing.
2.
Adjust the tractor drawbar as shown in Figure 10
for 1000 RPM operation of PTO.
Figure 10 - Tractor Drawbar Illustration.
3.
Position tractor near defoliator hitch, attach lift
cylinder hoses to tractor outlets, activate cylinder
and lift defoliator hitch above tractor hitch.
4.
Attach the defoliator to the tractor into the yoke of
the tractor using tractor hitch pin. Make sure the
front bolt is positioned so the front of the defoliator
can be lowered so steel flails are 1 inch or less
from the ground.
5.
Install the safety chain from loop on defoliator to
tractor drawbar as shown in Figure 11.
Figure 11 - Safety Chain Attachment.
6.
Connect PTO driveline to 1000 RPM tractor PTO
shaft. Length of PTO from centerline of bearing
crosses must be 50 to 55 inches (127 to 140 cm)
installed.
7.
Connect hydraulic hoses for scalper lift to tractor (if
installed). Raise scalper units. Raise front of
machine with main lift cylinders. Remove pins and
raise jack stands, replace pins and secure jack
stands in the up position.
8.
Check the rubber flails to make sure they are free
swinging and not tucked under adjacent rows. See
Rubber Flails on page 22 to check row spacing.
T
EST
R
UN
D
EFOLIATOR
CAUTION: KEEP WELL CLEAR OF MOVING
PARTS. BE SURE TO SHUT OFF TRACTOR
AND PLACE KEY IN YOUR POCKET WHILE
MAKING ADJUSTMENTS. WAIT FOR ALL
MOVEMENT TO STOP BEFORE
APPROACHING MACHINE.
1.
With tractor at an idle, slowly engage PTO. Check
operation of machine. Slowly increase engine
speed up to the proper PTO operating speed of
1000 RPM. Carefully check the operation,
alignment, and clearances of all moving parts.
2.
Shut down the defoliator and shut off the tractor.
Once all movement has stopped, make any
necessary adjustments.
