Nose Gear Fails To Steer Properly; Nose Gear Fails To Straighten When Landing Gear Extends; Nose Gear Fails To Straighten When Landing Gear Retracts; Main Landing Shimmies During Fast Taxi, Takeoff Or Landing - Piper PA-44-180 SEMINOLE Maintenance Manual

CHART 3201. TROUBLESHOOTING (LANDING GEAR) (cont)
Trouble
Nose gear fails to steer
properly.
Nose gear fails to
straighten when landing
gear extends.
Nose gear fails to
straighten when landing
gear retracts.
Main landing shimmies
during fast taxi, takeoff
or landing.
PIPER AIRCRAFT
PA - 4 4 - 1 8 0 / 1 8 0 T
AIRPLANE MAINTENANCE MANUAL
Cause
Oleo cylinder binding in
strut housing.
One brake dragging.
Steering arm roller sheared
at top of strut.
Steering bellcrank loose
on attachment plate.
Steering bellcrank bearing
and/or bolt worn.
Shimmy dampener galling
or binding.
Steering arm roller sheared
at top of strut.
Incorrect rigging of nose
gear steering.
Centering guide roller
sheared.
Damaged guide.
Tire out of balance.
Worn or loose wheel
bearings.
Worn torque link bolts
and/or bushings.
2F22
Remedy
Lubricate strut housing
(refer to Lubrication Chart).
Cylinder and/or strut
housing bushings damaged.
Determine cause and correct.
Replace defective roller.
Readjust and tighten.
Replace bearing and/or
bolt.
Replace.
Replace defective roller.
Check nose gear steering
adjustment.
Replace roller.
Replace guide.
Check balance and replace
tire if necessary.
Replace and/or adjust
wheel bearings.
Replace bolts and/or
bushings.
Revised: May 15, 1989
3 2 - 0 2 - 0 0
Page 32-06