Eurocopter AS 350 83 Flight Manual page 162

FLIGHT MANUAL
.4.1.2 Failure monitoring unit test
-Pitch channel engaged -Pitch pushbutton light
illuminates (Fig. 1).
-MONIT pushbutton light
illuminates (I;ig. 1).
-Actuate four-way button to offset -Cyclic stick moves in the
cyclic stick in pitch direction. chosen direction.
-Test selector switch set to MONIT, -Cyclic stick stops moving.
(Fig. 4). -Galvanometer re-centers
(light on).
-AP warning light flashes
(Fig. 4).
.
-GYRO warning light illuminates
(Fig. 4).
-MONIT pushbutton light
-flashes (Fig. 1).
--Pitch pushbutton light
extinguishes (Fig. 1).
-Test selector switch set to 0
-Roll channel engaged. -Roll pushbutton light
illuminates (Fig. 1).
-MONIT pushbutton light
illuminates (Fig. 1).
Same procedure as the pitch channel.
I
4.1.3 Pitch trim test
-Pitch channel engaged. -Relevant pushbutton light
(Fig. 1) illuminates;
ON appears.
-Test selector switch set to TRIM -TRIM caution light (Fig. 4)
(Detail on Fig. 4). illuminates with 2-second
time delay, then alternate
nose-up displacement of cyclic
stick with TRIM light (Fig. 4)
blinking.
-Test selector switch set to O.
.
-Disengage pitch channel. -P pushbutton light (Fig. 1)
extinguishes.
4.1.4 Roll trim test
-Roll channel engaged. -Same as pitch trim test above
-Test selector switch set to TRIM. with alternate displacement
of cyclic stick to the left.
-Test selector switch set to D.
-Disengage roll channel.
CAUTION: DO NOT OPERATE THE AUTOPILOT IF THE TRIM LIGHT DOES NOT
-ILLUMINATE OR REMAINS ON STEADY DURING THE TEST.
.
DGAC APproved: 35083 SUP.16
i A I B I C I F I 97-40 Page 9
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