
SP8018 TRX TROUBLESHOOTING GUIDE
31
COMPLAINT
CAUSE CORRECTION
Roar in machine when
cutter wheel is engaged.
• Belt guards rubbing on
jackshaft or cutter wheel
shaft.
• Jackshaft or cutter wheel
bearings going bad.
• Re-position guards away
from shafts.
• Replace bearings.
Traction loss of power.
• Relief valve set too low.
• Hydraulic motor worn.
• Increase relief valve
pressure by turning relief
valve screw inward.
• Replace Hydraulic motor.
Bearing will not take
grease.
• Grease fitting clogged. • Replace fitting
Cutter head swings faster
one way than the other.
• Counter balance valve is
out of adjustment.
• Adjust counter balance
valve to equalize swing
speed.
Track too loose.
• Tensioning cylinder too
low on grease.
DO NOT OVER GREASE
TRACKS WILL BOW
• See Maintenance Section
on Tensioning Tracks.
For all Radio Transmitter or Receiver problems, see the Radio Control
Manual included at the back of this manual.
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