Troubleshooting Guide - Bush Hog RT72GR Operating Manual

14. TROUBLESHOOTING GUIDE

PROBLEM
Machine makes intermittent
clicking noise
PTO Vibrates
Gearbox noise is noticeable
and constant
Rotors stop turning
Machine skip or leaves
crop residue
Machine smells hot or
begins to smoke
Oil leaking from gearbox
RTG SERIES TILLER
© Alamo Group.Inc.
OPERATION
POSSIBLE CAUSE
Loose knives
Gear tooth damaged
Worn universal joint
Machine lifted too high
Excessive trash wrapped
on rotor
May be normal or new machine Allow time for break-in
Low oil level
Worn gears
Slip clutch slipping
Broken Gear /Gears
Badly worn blades
Slip clutch slipping
Ground speed too fast
for conditions
Trash wrapped around
drive components
Low oil level in gearbox
Slip clutch slipping
Damaged seals
Gearbox overfilled
05/16 Operation Section 4-28
POSSIBLE REMEDY
Tighten knives
Replace damaged gear
Replace universal joint
Lower machine and readjust
tractor lift stop
Remove trash
Add oil
Replace gears
Reduce load to Tiller or
Adjust slip clutch
Replace Gears
Replace worn blades
Adjust slip clutch or
reduce load
Reduce ground speed
Remove trash
Add oil
Reduce load to machine or
adjust slip clutch
Replace seals
Drain to proper level (1/2 full)