DOCUMENT NUMBER:
L500-912.820 ISSUE JUL 20, 2016
AMENDMENT: 00
DATE: īī
CHAPTERīPAGE 7ī4
MAINTENANCE MANUAL STEMME S12
RENEWAL OF LOCKING SPRING OF NOSEīCONE HANDLE
⢠Disassemble nose-cone operation.
⢠Change both locking springs and reassemble.
ADJUSTMENT OF ENGINE MASTER SWITCH
⢠Remove left and right coverings of instrument panel.
⢠Re-bend electrical contacts or change if necessary.
7.1.2.4 CENTER FUSELAGE
⢠Check the steel frame for damages. Repair damage of the paint and remove corrosion. If
damage from chaīng has occurred, determine and eliminate the cause of chaīng.
⢠Check parts of the frame near to the force transmitting īttings (forward fuselage, tail
boom, wings, landing gear), especially the welding seams, for cracks.
ā¢
Check the bolt connections of forward fuselage and tail boom to steel frame for tight
connection.
⢠Check condition of tail boom composite structure close to the force transmission points.
⢠Check condition of upper and lower attachment points āframework to forward fuselageā.
ā¢
Check condition of force transmission points in the front fuselage composite structure
(cracks) and bonding of upper shear sleeves for tight īt.
Tightening Torques: See section ī6.8ī
NOTICE
Original paint of steel frame has got a deīned brittleness by design. It facilitates deīection of
cracks.
7.1.3 EMPENNAGE
Description: See section ī3.1.3ī
Lubrication: See section ī6.5ī
7.1.3.1 GENERAL CONDITION
ā¢
Check surface of vertical and horizontal tail (īns and stabilizer/rudder) for abnormal con-
dition or cracks, especially near force transmission points (īttings, control links, hinges).
⢠Check condition and attachment of gap sealing / zigzag (turbulator) tape.
See also section ī6.6ī and Annex A īSmall Repairs of Composite Materialsī