Bush Hog RMB 1660 Operator's Manual page 97

Rear-mount boom mower
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TROUBLE
Excessive Vibrations
Knives Wear Too Fast
RMB 1660 11/10
© 2010 Alamo Group Inc.
OPERATION
POSSIBLE CAUSE
Blade Broken.
Blade carrier bent.
Blade hub not properly
seated on shaft
New Blade or bolts matched
Drivelines not phased correctly.
Implement & tractor yokes must
be in line.
Cutting in sandy conditions.
Cutting in rocky conditions.
Soft "will fit" knives.
Operation Section 4-43
POSSIBLE REMEDY
Replace blades, in sets.
Replace carrier.
Remove hub, check tapered spline
shaft, clean and replace.
Replace blades or bolts in sets
Replace Drivelines.
Increase cutting height.
Increase cutting height.
Use genuine Bush Hog knives.

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