Chapter 6 - Bell 206L4 Maintenance Manual

BHT-206L4-MM-1
5-29. 300-HOUR INSPECTION (CONT)
DATA REFERENCE
Chapter 12
Chapter 29

Chapter 63

Rolls-Royce 250-C30
Series Operation and
Maintenance Manual,
14W2
Chapter 95
Chapter 95 and
Chapter 12
Chapter 28
5-00-00
Page 88 Rev. 13 25 FEB 2011
SCHEDULED INSPECTIONS
INSPECTION TASK DESCRIPTION
HYDRAULIC
1. Remove hydraulic pump and rotor tachometer generator.
2. Examine hydraulic
tachometer splines for excessive wear.
3. Lubricate hydraulic
tachometer splines.
TRANSMISSION ASSEMBLY
1. Examine transmission oil pump splines for excessive wear.
POWER PLANT AREA
GENERAL
1. Perform engine inspection per the applicable Rolls-Royce
Operation and Maintenance Manual.
2. Perform operational check of turbine outlet temperature
system.
3. Examine N and N
1
and gearbox adapter splines for condition. Clean and lubricate
shaft splines.
FUEL SYSTEM
1. Inspect airframe fuel filter head as follows:
The following step does not apply to helicopters
equipped with fuel filter assembly 222-366-621-103.
a. Remove outlet port fitting from filter head.
b. Pass a 0.020 inch (0.50 mm) wire through the bleed
hole in outlet port side of filter head to ensure hole is not
obstructed.
pump shaft splines
pump shaft splines
tachometer generator shaft splines
2
NOTE
INITIAL
MECH OTHER
and rotor
and rotor
ECCN EAR99