Troubleshooting - Major Verge Operator's Manual & Parts List

Troubleshooting

Fault Cause
Blades dull or bent
Carrier RPM too low
Field conditions are so wet that the tractor
tire is pushing grass into mud
Leaves a streak of
Ground speed too fast
uncut or partially cut
Grass is down from previous weather
grass
conditions
Possible build-up materials under mower
Blades mounted incorrectly (cutting edge
against direction rotation)
Material too high and too much material
Material discharges
from mower unevenly;
bunches of material
along with swath
Grass wet
Low on lubricant
Improper type lubricant
Gearbox overheating
Excessive grass / debris build-up around
gearbox. PTO running too fast.
Mower too low
Blade is scalping
Field is ridged
ground
Field is too wet
Mower will not cut Shear bolt sheared
Cutting in sandy conditions
Blades wear too fast
Cutting in rocky conditions
Blades hitting the ground
Advancing into grass too rapidly
Mower seems to
Hitting ground
require excessive
Worn or dull blades
power
Tractor not large enough
Check gearbox bolts
Check for loose nuts on blades
Blade broken
Excessive vibration
New blade or bolts matched with worn blade
or bolts
Drivelines not phased correctly. Implement
and tractor yokes must be in line
Worn bearing
Low oil in gearbox
Loose Parts
Noisy machine Wrong PTO rpm rate
Bent PTO shaft
12
Remedy
Replace blades
Use correct PTO speed
Too wet to mow. Stop operation and wait until it
is drier
Reduce ground speed by shifting to a lower gear
Mow in only one direction
Clean mower
Change blades so that cutting edge is facing
correct rotation.
Reduce ground speed but maintain 540rpm at
tractor PTO or make two passes over material.
Raise mower for the fi rst pass and lower to
desired height for the second and cut a 90
degree angle to fi rst pass
Allow grass to dry before mowing. Slow ground
speed of tractor but keep engine running at full
PTO rpm. Cutting lower will help
Fill to proper level
Replace with proper lubricant
Remove grass, etc from machine. Lower the
RPM rate
Raise mower
Cut fi eld at a different angle
Stop and wait until it is dried
Install new shear bolt
Increase cutting height
Increase cutting height
Increase cutting height
Reduce forward travel speed
Raise mower and reset wheels
Sharpen or replace blades
Use larger horsepower tractor
Tighten if loose
Tighten if loose
Replace blades, in set
Replace blades or bolts in sets
Phase the driveline. Replace if necessary
Replace bearings
Check level and add oil
Check all bolts are fully tightened
Check PTO rate & adjust as necessary
Check PTO shafts are aligned correctly
Check output shaft on gearboxes are not bent
Check driveline between gearboxes is aligned.
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