BHT-412-MM-2
5-00-00
Page 64 Rev. 16 26 FEB 2013
Export Classification C, ECCN EAR99
Chapter 29 5. Tail rotor hydraulic actuator and hoses for leakage,
corrosion, and security.
Chapter 67 6. Tail rotor control tubes for condition, corrosion, and
security.
Chapter 63 7. Transmission oil cooling system:
a. Oil coolers for leakage, damage, and obstruction.
b. Oil cooler hoses and tubes for leakage, damage,
chafing, and fraying.
c. Oil cooler blowers for damage, corrosion, and
obstruction.
Chapter 79 8. Engine oil system:
a. Oil coolers for leakage, corrosion, damage, and
obstruction.
b. Oil cooler hoses and tubes for leakage, damage,
chafing, and fraying.
c. Reduction gearbox oil filter impending bypass indicator
button — not extended.
d. Power section 1 for proper oil level.
e. Power section 2 for proper oil level.
f. Reduction gearbox for proper oil level.
Chapter 26 9. Engine compartment fire extinguisher containers for
proper charge, condition, and mounting.
Chapter 71 10. Engine and reduction gearbox mounts for loose bearings
and security.
Chapter 71 11. No.1 (left) engine power section:
a. Exhaust ejector and duct for damage and security.
5-9. 25 HOUR/30 DAY INSPECTION — PART B (CONT)
DATA REFERENCE INSPECTION TASK DESCRIPTION
INITIAL
MECH OTHER
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