Aileron System; Flap System - THRUSH S2R – G10 Maintenance Manual

AIRCRAFT MAINTENANCE MANUAL
Table 7-1: CONTROL SYSTEM TROUBLESHOOTING CHART
PROBLEM
Correct aileron travel
cannot be obtained
by adjusting
belcrank stops.
Resistance to control
stick movement.
Incorrect aileron
travel.
Flaps do not extend
(down) or retract (up).
Flaps fail to retract
(up) completely.
Flaps not
synchronized or fail to
fit evenly when
retracted (up).
Flaps on one side fail
to operate.
Effective: 03/26/2010
THRUSH AIRCRAFT, INC – MODEL S2R-G10

AILERON SYSTEM

CAUSE
Incorrect rigging of
push rods and tubes.
Incorrect rigging of
belcranks.
Control stick bearings
dry or worn.
Torque tube bearings
dry or worn.
Bent aileron.
Aileron push rods and
tubes out of rig.
Aileron bell crank
stops incorrectly

FLAP SYSTEM

Circuit breaker out.
Defective flap switch.
Defective flap motor.
Defective electrical
circuit.
Stripped or broken
jackscrew on flap
motor.
Defective micro-switch.
Incorrect rigging of push
rods.
Incorrect adjustment of
push rods.
Bent push rods.
Bent flap.
Broken arm on torque
tube or broken push
rod.
REMEDY
Rig in accordance with aileron
rigging procedures.
Rig in accordance with aileron
rigging procedures.
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.
Reset circuit breaker.
Replace flap switch.
Replace flap motor.
Replace defective wires.
Replace jackscrew assembly.
Replace micro-switch.
Rig in accordance with rigging
procedures.
Adjust in accordance with rigging
procedures.
Straighten or replace.
Repair or replace flap.
Replace broken parts.
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