ZMT Owner’s Manual
8. TROUBLE SHOOTING CHART
PROBLEM
CAUSE
FIX
17
Irregular cut
Machine noise
Gearbox noise
Vibration
Premature flail wear
Excessive backlash in the
arms & joints
Flail head lowers
involuntarily
Breakage of roller bearings
Belts overheating
•
Worn, bent or broken fails
•
Machine is not level with
the ground
•
Clogged material due to
excessive working speed
•
Loose bolts
•
Cracks or initiation of flail
head
•
Lack of oil
•
Worn gears
•
Worn bearings
•
Broken or worn flails
•
Unbalanced rotor
•
Worn rotor bearings
•
Flails touching the ground
•
Worn pins
•
Worn arm sliding blocks
•
Worn glands in the rams
•
Violent impact on the
ground when the arm is
lowered
•
Dirty or little greased
bearings
•
Flails touching the ground
•
Working speed unsuitable
for amount of the material
to cut
•
Belts slip on the pulleys
•
Replace
•
Level it by adjusting the
flail head hydraulic ram
•
Reduce working speed
•
Tighten bolts
•
Have it repaired in
specialized workshop
•
Fill to level
•
Replace
•
Replace
•
Replace
•
Have it replaced in
authorized workshop
•
Have them replaced in
authorized workshop
•
Adjust height of cut
•
Replace
•
Adjust
•
Replace glands in
authorized shop
•
Lower it gently
•
Clean and grease
•
Adjust cut height
•
Reduce speed
•
Adjust belt tension
18
