TROUBLE
Resistance to control stick
movement.
Incorrect aileron travel.
Correct aileron travel cannot
be obtained by adjusting
bellcrank stops.
7 - 17
THRUSH AIRCRAFT INC - T660 TURBO THRUSH
AIRCRAFT MAINTENANCE MANUAL
TROUBLESHOOTING CHART
AILERON SYSTEM
Control stick bearings dry or
worn.
Torque tube bearings dry or
worn.
Bent aileron.
Aileron push rods and tubes
out of rig.
Aileron bellcrank stops
incorrectly
Incorrect rigging of push rods
and tubes.
Incorrect rigging of
bellcranks.
CAUSE
REMEDY
Check control stick
bearings for
lubrication, excessive
wear and cleanliness.
Check bearing for
lubrication, excessive
wear and cleanliness.
Repair or replace
aileron.
Rig in accordance
with aileron rigging
procedures.
Rig in accordance
with aileron rigging
procedures.
Rig in accordance
with aileron rigging
procedures.
Rig in accordance
with aileron rigging
procedures.
Effective: 01/10/05