OPERATION
LJ60/72 02-02 Operation Section 4-35
OPERA
TION
© 2004 Alamo Group Inc.
TROUBLESHOOTING (Continued)
PROBLEM
POSSIBLE CAUSE
REMEDY
BROKEN CROSS OR
Load too high for joint.
Use protective device with joint.
CUPS
Check joint angles and phasing.
Slow down or raise Cutter.
END GALLING OF
Speed too high.
Operate at proper speed (540 or 1000 rpm).
CROSS AND CUPS
Ears have deformed.
Install thrust washer.
NEEDLE ROLLERS
Load too high for joint.
Check for small joint angles.
HAVE BRINELLED
Use protective device.
INTO CUP AND CROSS
Check joint angles and phasing.
SHAFT OR TUBE
Over-loaded.
Replace part and then slow down or
TWISTED
or raise Cutter.
Use protective device.
TUBE BROKEN IN
Over-loaded.
Replace part.
WELDED SEAM
YOKE BROKEN AT
Over-loaded.
Replace part.
EAR TIP
GEARBOX NOISY
Improper backlash.
Refer to Maintenance Section
Rough gears.
Wear in or change Gears.
Worn Bearing.
Replace Bearing.
SLIP CLUTCH
Excessive load.
Reduce speed and/or raise
SLIPPING
Mower.
EXCESSIVELY
Springs weak.
Replace Springs.
Improper adjustment.
Re-adjust Slip Clutch.
Too much power for
Reduce ground speed and
Slip Clutch.
material intake.
Friction Facings worn.
Replace Facings.
Oil on Facings.
Replace Facings
Friction Facings glazed.
Clean with emery cloth.
OIL BLOWING
Flat bottomed Vent Plug
Replace with proper Vent Plug,
OUT VENT PLUG
or shallow cavity Plug.
Cavity in Oil Plug should be
approximately 5/8".
Oil level too high.
Lower oil level to Plug.
Summary of Contents for LUMBERJACK 60
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Page 7: ...SAFETY SECTION Safety Section 1 1...
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Page 65: ...INTRODUCTION SECTION Introduction Section 2 1...
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Page 69: ...ASSEMBLY SECTION Assembly Section 3 1...
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Page 75: ...OPERATION SECTION Operation Section 4 1...
Page 111: ...MAINTENANCE SECTION Maintenance Section 5 1...
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Page 126: ...LJ60 72 SOM 02 02 P N 00772058C Printed U S A TREE CUTTER LUMBERJACK 60 72...
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