20
Troubleshooting
MAN1279 (15/04/2019)
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
SOLUTION
Does not cut
Dull blades
Sharpen blades.
Worn or broken blades
Replace blades. (Replace in pairs only.)
Incorrect PTO speed
Set at rated PTO speed.
Ground speed too fast
Reduce ground speed.
Drive not functioning (blades do not turn when
PTO is running)
Check drive shaft connection.
Check gearbox.
Gearbox malfunction
Repair gearbox.
Excessive clutch slippage
Adjust clutch.
Incorrect blade direction
Check to be sure blade edge is correct for direc-
tion of rotation.
Streaks or ragged cut
Broken or worn blades
Replace or sharpen blades.
Attitude incorrect
Level machine.
Ground speed too fast
Reduce ground speed.
Excessive cutting height
Lower cutting height. (Note: Set height so blades
do not frequently hit ground.)
Excessive lush and tall vegetation
Recut at 90° to first pass.
Excessive side skid wear
Running with skids continuously on ground
Raise cutting height or adjust.
Excessive clutch slippage
Clutch out of adjustment
Adjust clutch.
Clutch discs worn; wear stops
contacting opposite plate
Replace discs.
Blades hitting ground
Raise cutting height.
Vibration
Broken blade
Replace blades in pairs.
Bearing failure
Check gearbox shafts for side play.
Hitch length incorrect
Reset hitch length.
Universal drive
Adjust pedestal bearing height to be parallel to
ground.
Blades hitting deck
Bent blades or crossbar
Replace bent blades or crossbar.
Unit will not raise
Low oil
Add hydraulic oil.
Unit doesn’t cut level
Wing section cuts lower than
center
Lengthen turnbuckle connecting center yoke to
wing wheel yoke.
Wing section cuts higher than
center
Shorten turnbuckle connecting center yoke to
wing wheel yoke.
Summary of Contents for BATWING BW20.50QE
Page 1: ...OPERATOR S MANUAL BATWING ROTARY CUTTER Rev 22 10 2019 BW20 50QE BW20 60QE BW20 70QE MAN1279...
Page 10: ...10 Declaration of Conformity MAN1279 15 04 2019...
Page 45: ...Common Components 45 MAN1279 15 04 2019 NOTES...
Page 46: ...46 50 Series Parts MAN1279 15 04 2019 CENTER FRAME ASSEMBLY BW20 50QE...
Page 50: ...50 50 Series Parts MAN1279 15 04 2019 WING CENTER GEARBOX ASSEMBLY BW20 50QE...
Page 55: ...50 Series Parts 55 MAN1279 15 04 2019 NOTES...
Page 56: ...56 60 Series Parts MAN1279 15 04 2019 CENTER FRAME ASSEMBLY BW20 60QE...
Page 60: ...60 60 Series Parts MAN1279 15 04 2019 WING CENTER GEARBOX ASSEMBLY BW20 60QE...
Page 66: ...66 70 Series Parts MAN1279 15 04 2019 CENTER FRAME ASSEMBLY BW20 70QE...
Page 70: ...70 70 Series Parts MAN1279 15 04 2019 WING CENTER GEARBOX ASSEMBLY BW20 70QE...
Page 90: ...10 Declaration of Conformity MAN1279 15 04 2019 10 D claration de conformit MAN1279 15 04 2019...