4-7 UNHITCHING FROM TRACTOR
WARNING
TO AVOID SERIOUS INJURY OR
DEATH, STOP TRACTOR ENGINE,
SHIFT TO PARK POSITION OR SHIFT
TO NEUTRAL AND SET BRAKES BE-
FORE UNHITCHING.
4-7.1
Chisel Lowered
IMPORTANT
TO PREVENT CHISEL POINT DAMAGE, DO
NOT LOWER CHISEL ON CONCRETE OR
ROCKS.
a.
Choose a level area to unhitch. Lower chisel
plow to ground.
b.
Using tractor control lever, relieve pressure
in hydraulic system.
c.
Disconnect hydraulic hoses and install cou-
pler dust caps.
d.
Install jack. Remove transport safety chain
and hitch pin.
e.
Perform “End of Day” service as outlined in
the SERVICE Section.
4-7.2
Chisel Raised
a.
Choose a level area to unhitch.
b.
Install lockup on rockshaft and secure with
L-pin and cotter pin
(See Figure 4-12)
.
c.
Securely block wheels.
d.
Follow
4-10
Figure 4-12 Lockup in Lockup Position
Summary of Contents for 1230 Series
Page 8: ......
Page 12: ...NOTES 2 4...
Page 31: ...3 19 Figure 3 42 10 10 Main Frame Assembly Layout Walking Beam Axle 12 Shank Spacing...
Page 32: ...3 20 Figure 3 43 10 10 Main Frame Assembly Layout Walking Beam Axle 15 Shank Spacing...
Page 33: ...3 21 Figure 3 44 10 10 Main Frame Assembly Layout 19 Folding Model...
Page 34: ...3 22 Figure 3 45 10 10 Main Frame Assembly Layout 21 and 23 Folding Models...
Page 36: ...NOTES 3 24...
Page 60: ...NOTES 4 24...
Page 62: ...NOTES 5 2...
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