Maintenance Manual STEMME S10
Date of Issue: Oct. 01, 1990 page: 26
Amendment No.: 18 Date: Oct. 15, 2012
A4010021_B19.doc
Doc.No.: A40-10-021
Inspection Type
Type and Subject of Inspection
Type 1a
Inspect surface for damage and cracks, look out for signs of hidden structural
damage, check lower surface for damage caused by stone strike, check
registration marks and renew if necessary, check drain outlets.
X X
2.
Check static pressure ports and flexible hoses from the tail boom via the
central fuselage to the cockpit
X X X
3.
Inspect bellcrank lever of the elevator control system in the base of the fin by
means of an endoscope introduced through the two inspection holes for tight fit
of all bolt connections, proper condition of the bearings, and for cracks,
deformation and other damages.
X
4.
Examine push pull rods in the terminal swaging area for embrittlement or crack
initiation (axial and peripherical direction), check fork terminals for cracks,
particulary the fork terminals where the root turns into the webs.
X X
5.
Check connection of rudder control cables at the tail boom entrance for
improper condition.
X X
5.3.6 Empennage
1.
Check vertical stabiliser (VS) and rudder surface for damage and cracks, look
out for signs of hidden structural damage, check nationality and registration
marks (renew if necessary), check drain outlets
X X
2.
Inspect rudder supports for firm attachment, check especially the lower support
for cracks and deformation. Check play of the hinges. Check split pin lock.
X X X
3.
Inspect connection of the antenna cable (rudder, bottom) X
4.
Check rudder cables and their attachment X X X
5.
Check rudder stops, especially for unobstructed rudder deflection in case the
tail wheel is blocked.
X X
6.
Check horizontal stabiliser (HS) front fitting for sufficient spring tension and
ease of operation of the lock bolt. Inspect for fatigue cracks and corrosion.
X X X
7.
Inspect HS rear fitting for wear of pins/bushings, fatigue cracks (especially in
the vicinity of welding and cut-outs in the fixing plates), axial and radial
clearance, corrosion.
X X X
8.
Check tight fit of all bolt connections of both HS fittings. X X
9.
Check HS fittings for slackness after attaching the HS. X X
10.
Check bolt connection of elevator push-pull rod to rear HS fitting. X X X
11.
Inspect HS and elevator for damage and cracks, look out for signs of hidden
structural damage. Check drain outlets.
X X
12.
Check deflection of rudder and elevator (for Control Surface adjustment data,
see Section 12 Alignment Record)
X
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