P r e v e n t i v e M a i n t e n a n c e C h e c k s a n d S e r v i c e s f o r M 4 8 A 5 A V L B H u l l -
C o n t i n u ed
Not Fully Mission
Reset control valves. Turn shaft
counter-clockwise until arrow on end
of shaft is aligned with SET arrow
Check for retraction of actuating
pins on control valves, No. 1 and 2.
Use only approved seal wire. Do not use safety wire or lock wire. Do not
make additional loops/runs for additional strength.
Install seal wire and lead seal on
control valves No. 1 and 2 and inte-
rior release mechanism.