Textron Bell 412, Руководство по обслуживанию

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BHT-412-MM-2
5-00-00
15 DEC 2015 Rev. 23 Page 145 Export Classification C, ECCN EAR99
CAUTION
C O N F I R M B A N D C L A M P A S S E M B LY
POSITIONING PRIOR TO INSTALLATION. DO
NOT POSITION BAND CLAMP OVERLAP AT
C E N T E R O F R E T E N T I O N C A P R U B B E R
BUMPER. OVER-ROTATION OF THE CLAMP
ASSEMBLY COULD RESULT IN DAMAGE TO THE
AIRFRAME FROM THE CLAMP “T” BOLTS.
20. Remove protective backing film (to expose adhesive film)
from clamp assembly (1).
BHT-ALL-SPM and
Chapter 32 21. Install clamp assembly (1) using sealant (C-308) as per
Chapter 32. Ensure complete sealant coverage of the inner
clamp surface, avoiding air pockets.
22. Torque clamp assembly (1) nuts 50 to 70 inch-pounds (5.6
to 7.9 Nm).
NOTE
The “T” bolt should have approximately 0.5 inch
(12.7 mm) of threads visible after installation.
BHT-ALL-SPM 23. If required, trim the “T” bolts on the clamp assembly (1) to
provide adequate clearance with fuselage tunnel; deburr as
required. Apply epoxy primer coating (C-246) and paint bare
metal on “T” bolt for corrosion protection.
BHT-ALL-SPM 24. Repaint crosstube (BHT-ALL-SPM, Chapter 4).
Chapter 32 25. Install the support beam assembly onto the aft crosstube.
26. Install the aft crosstube onto the landing gear assembly.
27. Install the landing gear assembly.
SPECIAL INSPECTIONS
5-26. EACH 12 MONTHS OR 2500 LANDINGS OF AFT HIGH CROSSTUBE OPERATION (CONT)
DATA REFERENCE INSPECTION TASK DESCRIPTION
INITIAL
MECH OTHER