BHT-206A/B-SERIES-MM-1
5-00-00
Page 104 Rev. 14 30 APR 2013
Export Classification C, ECCN EAR99
DRIVETRAIN
Chapter 65 and
Chapter 12
1. Examine forward short shaft (steel) splined adapters for
excessive wear and lubricate.
Oil cooler blower impeller 206-061-432-031 requires
penetrant inspection. Impeller 206-061-432-109 and
subsequent do not require penetrant inspection.
BHT-ALL-SPM,
Chapter 6
2. Using dye penetrant methods, inspect oil cooler blower
impeller 206-061-432-031 for cracks. Give particular attention to
the mounting flange where individual blades attach. Inspection
may be accomplished with impeller installed.
TAIL ROTOR DRIVESHAFT
Chapter 65 1. Lubricate oil cooler blower and tail rotor driveshaft hanger
bearings and check for evidence of overheating.
Chapter 12 2. Examine and lubricate aft short shaft (aluminum) and aft
tail rotor driveshaft splined adapters.
Chapter 65 TAIL ROTOR GEARBOX
1. Torque check tail rotor gearbox retaining nuts 50 to
70 inch-pounds (5.6 to 7.9 Nm).
TAIL ROTOR HUB AND BLADE ASSEMBLY
Chapter 18 1. During ground run, check dynamic balance of tail rotor hub
and blade assembly.
2. Adjust as required.
5-29. 300-HOUR INSPECTION (CONT)
DATA REFERENCE INSPECTION TASK DESCRIPTION
INITIAL
MECH OTHER
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