Maintenance Manual LS8
Issued: December 2009
Copyright DG Flugzeugbau GmbH - any copy or publishing prohibited
Manual valid with the up-to-date cover page only
4-11
4.3 Seat shell removal and installation
Seat shell removal
(1) Only LS8-b: Remove perhaps installed battery(s) from front seat end and
remove battery cables from seat boxes(LS8-b)
(2) remove 6 bolts (6 mm thread) hexagon recess No. 5, watch for length
and position of bolts, colour mark short ones !
(3) Disconnect backrest base from seat, remove backrest.
(4) Remove all countersunk screws each (Philips recess) at left side along air
brake handle guide plate and at right side at landing gear handle guide
plate.
(5) Remove ball-handle from pedal adjuster cable (5 mm thread, nut
LN9348 or DIN985-8 zn, width over flats 8 mm). Use pliers at pressed-
on end fitting to avoid cable twisting.
(6) Loosen control stick opening cover, place air brake lever into forward
position.
(7) Swivel left side of seat upward. Direct left lap belt fixing at seat around
longitudinal motion pushrod guide by pulling inward at belt. Take seat
out to upper left.
Seat shell installation
(1) Inspect under seat region for foreign matter, tools etc.
(2) Rest right seat side on support and direct control stick into cut-out.
(3) Direct pedal adjuster cable into guide, place air brake handle into
forward position.
(4) Only LS8-b: Route and connect battery cables to batteries.
(5) When lowering seat, direct release handle around seat edge and watch
especially for left lap belt fixing, this should never be forced over the
seat support and elevator pushrod guide.
(5) If seat fixing bolts are different in length, the short one must be fitted
behind trim indicator to avoid chafing at trim system or trim
misfunction.
(6) Fix countersunk screws along left side air brake guide and right side gear
handle guide.
(7) Fix airbrake handle guide plate (left hand side) and landing gear handle
guide plate (right hand side).
(8) Insert remaining 8 mm thread bolts with hexagon recess No. 5, watch
bolt length and positions as noted before.
(9) Screw ball- handle to pedal adjuster cable; use pliers to prevent rotation
of cable end fitting.
(10) Check control system after installation for proper operation.
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