Piper Navajo PA-31 Service Manual page 450

PIPER NAVAJO SERVICE MANUAL
TABLE VII-I. TROUBLESHOOTING CHART (LANDING GEAR SYSTEM) (cont.)
Trouble
Cause
Remedy
Nose gear shimmies
during fast taxi,
takeoff and land-
ing.
Internal wear in
shimmy dampener.
Shimmy dampener or
bracket loose at
mounting.
Replace shimmy damp-
ener.
Replace necessary parts
and bolts.
Tire out of balance.
Worn or loose wheel
bearings.
Worn torque link
bolts and/or
bushings.
Check balance and re-
place tire if neces-
sary.
Replace and/or adjust
wheel bearings.
Replace bolts and/or
bushings.
Main landing gear
shimmies during
fast taxi, take-
off and landing.
Tire out of balance.
Check balance and re-
place tire if neces-
sary.
Worn or loose wheel
bearings.
Worn torque link bolts
and/or bushings.
Replace and/or adjust
wheel bearings.
Replace bolts and/or
bushings.
Strut bottoms on
normal landing
or when taxiing
over rough ground.
Excessive or uneven
wear on main tires.
Insufficient air and/
or fluid in strut.
Defective internal
parts in strut.
Incorrect operating
pressure.
Service strut with air
and/or fluid.
Replace defective
parts.
Inflate tire to correct
pressure.
Reissued: 10/12/79
LANDING GEAR AND BRAKE SYSTEM
2G24