Eurocopter AS 350 83 Flight Manual page 159

FLIGHT MANUAL
3.4 Failure of the avro-clllllass .
INDICATION SYMPTOM PILOT'S ACTION
-AP light blinks for -The yaw channel disengages -Yaw control by the
10 seconds (Fig. 4) automatically. Y and TIC pilot (Yaw channel ano
pushbutton (3,7 Fig. 1) heading hold are
light goes out and Y inoperative).
indicator light (3 Fig. 2)
illuminates.
-Failure flag appears -The "selected heading" -Continue flight.
on HSI (HDG). function disengages
automatically. HDG
pushbutton light (Fig. 1)
.
and HDG indicator light,.
(Fiq, 4) go out.
-3.5 Sudden failure of the auto-Dilot
INDICATION SYMPTOM PILOT'S ACTION
"
-AP light blinks for -Hardover to the -Manual control by tnE
10 seconds (Fig. 4). defective axis. pilot (power
reduction may be
required to comply
with the limitations)
-Autanatic disengagement -Continue flight.
of faulty channel
3.6 TRIM malfunction
INDICATION SYMPTOM PILOT'S ACTION
-TRIM light illuminate -Before operation of the -Manual control by th
for 10 sec. (Fig. 4) safety system (autanatic pilot.
and defective trim disengagement), the stic -Momentarily disengag
disengages tends to move in the the artificial loads
.
automatically. direction of the failure. to trim stick.
-Disengage the faulty
trim function.
-Continue flight.
The autopilot
continues to operate
without the faulty
axis being trimmed
-The pilot can no longer -Bring galvanometer
operate trim. pointer back to the
centre using the
stick trim release
button.I
DGAC Approved: 350 B3 SUP.16
.
I A I B I C I F I 97-40 Page 6
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