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Section 3: Operating Instructions
RC5615, RC6615, RCM5615, & RCM6615 Series 2 S/N Rotary Cutters 330-323M
5/6/20
33
12. Shut tractor down properly before dismounting. Refer
to
13. With cutter resting on solid supports, power take-off
disengaged, and blade rotation completely stopped:
•
Check for and remove foreign objects wrapped
around blade spindles.
•
Check for nicked, bent, broken, and worn cutting
blades. Replace or sharpen blades as required.
Refer to
14. Inspect hydraulic hoses for wear, damage, and
hydraulic leaks. See
“Avoid High Pressure Fluids
Hazard”
on page 3. Replace damaged and worn
hoses with genuine Land Pride parts.
15. Make repairs to cutter and tractor before continuing
Conventional U-Joint Driveline
Figure 3-1
Constant Velocity (CV) Driveline
Figure 3-2
Avoid Extreme Turning Angles
Refer to Figure 3-1 & Figure 3-2:
Plan your field cutting to minimize number of turns,
especially extreme turning angles. Avoid tractor-to-cutter
turning angles that exceeds driveline maximum turning
angle. If the turn cannot be avoided, disengage tractor
power take-off and wait for the driveline to stop rotating
before making the turn.
•
Standard Conventional Driveline:
Maximum turning angle = 35
o
.
•
Constant Velocity Driveline:
11934
20795
Maximum turning angle = 80
o
.
Blade Operation Inspection
DANGER
!
To avoid serious injury or death: Tractor power take-off shaft
shield, driveline shields, and gearbox shaft shields must be
installed and in good working condition to avoid driveline
entanglement and projectiles flying off of the driveline.
WARNING
!
To avoid serious injury or death:
•
Stop power take-off immediately if vibration continues after
a few revolutions during start-up and anytime vibration
•
Always follow “Tractor Shutdown Procedure” provided in
this manual before dismounting the tractor.
•
Some tractors are equipped with two power take-off speeds.
Be certain your tractor’s power take-off is set-up to operate
at the implement’s rated power take-off speed or equipment
breakage may result. RC models are rated for 540 rpm and
RCM models are rated for 1000 rpm.
1. Make sure cutter blades are not locked against each
2. Remove deck supports and set transport locks for
3. Lower cutter until blades are about 2" off the ground.
4. Start tractor and set throttle speed just above idle. If
available, use tractor’s power take-off soft start option.
Slowly engage power take-off to get blades rotating.
instructions on page 36.)
5. Initial start-up vibration is normal and should stop
after a few revolutions. Stop power take-off rotation
immediately if vibration continues.
6. Once cutter is running smoothly, increase throttle to
full cutter speed (540 or 1000 rpm). If cutter vibrates
excessively for 3 seconds at full speed, immediately
disengage power take-off, shut tractor down, and
remove switch key.
7. Block center deck up before working under cutter.
8. Check blades for a locked-up situation. Unlock
blades if locked-up.
9. Check for other probable causes such as broken or
bent blades, loose blades, loose gearbox mounting
bolts, bent driveline, etc.
10. Taking proper precautions, make necessary repairs
and adjustments.
11. Repeat steps 1-10 to make certain vibration is
corrected before putting cutter back into service.
IMPORTANT:
Read all
starting on page 31 before operating the cutter.