DOCUMENT NUMBER:
L500-912.820 ISSUE JUL 20, 2016
AMENDMENT: 00
DATE:
CHAPTERPAGE 744
MAINTENANCE MANUAL STEMME S12
7.5.1.3 FUNCTIONAL CHECK OF EMERGENCY UNDERCARRIAGE EXTENSION
• Support the aircraft and landing gear up.
• Landing gear switch “NEUTRAL”.
• Actuate the EMERGENCY-UNDERCARRIAGE handles (in sequence 1-2). Actuating force is
100 - 200 N / 22.5 to 45 lbf. The landing gear legs must remain in the extended position
(function of spring clips on the over-center struts).
•
Re-connection of the over-center strut joints to the spindles: landing gear switch DOWN,
move the spindles by means of the stop switches on the over-center struts, until their
relative position to the articulations is correct.
•
Install latch lever and shift it into the operating position, introduce release elbow lever,
lock with spring element. After that perform a functional check: retract and extend the
landing gear once.
Figure 7.5.1.a
Emergency Release Mechanism
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