Securing Elements; Safety Wiring - Rotax 912 Series Maintenance Manual

11.8) Securing elements

See fig. 021.
CAUTION:
Respect without fail all additional information
regarding securing and sealing means and
lubrication of fixation elements. Adhere to speci-
fied tightening torques.
NOTE:
11.8.1)
Pass through safety
wire
Twist wire around the
screw
Effectivity: 912 Series
AIRCRAFT ENGINES
MAINTENANCE MANUAL II
Self-locking nuts, cotter pins,
tab washers and safety wires
must be replaced with new
parts each time they have
been removed.
Fit the lock washers with the bent up ends Q facing the screw head
or nut.

Safety wiring

See fig. 022 and 023.
Safety wiring serves to secure screws or nuts to prevent unintended
loosening. The screws or nuts are secured by a 0,8 mm (.0315 in.) safety
wire twisted 3 to 4 turns per 10 mm (.4 in.). The wire must by no means be
overstretched.
WARNING: As a principle, all external engine components and
accessories must be wire-secured for safety reasons.
Wind wire end around
the screw
Stretch wires and Turn twisted wire end
twist approx. 4 times
00145
Twist wire several times
up to next screw
Safety wiring between screws must
Cut off excess
around screw length of wire
1
00144
fig. 021
Pass wire through and
stretch it with pliers
FINAL CHECK
not be loose!
Bend wire end and
press it towards
screw
fig. 022
page 29
Initial issue, Jan. 01/2002