Chapter 6 - Bell 206L4 Maintenance Manual

BHT-206L4-MM-1
5-22. 300-HOUR AIRFRAME PROGRESSIVE INSPECTION — EVENT NO. 2 (CONT)
DATA REFERENCE

Chapter 62

Chapter 29
Chapter 12
Chapter 67
Chapter 12
5-00-00
Page 54 Rev. 13 25 FEB 2011
PROGRESSIVE INSPECTIONS
INSPECTION TASK DESCRIPTION
16. Connect and secure boot, idler (drive) link and main rotor
pitch links to outer ring.
17. Examine swashplate assembly for condition and security.
18. Examine mast for condition.
19. Ensure no sealant voids are visible around the swashplate
drive collar set. Re-coat with adhesive (C-307) as required.
HYDRAULIC SYSTEM
1. Examine rigid and flexible fluid lines for chafing, leaks and
security.
2. Examine hydraulic pump for leaks and general condition.
3. Examine hydraulic pump shaft splines, rotor tachometer
splines, and oil pump splines for excessive wear.
4. Lubricate hydraulic
tachometer splines.
5. Examine hydraulic reservoir for leaks and general
condition.
6. Examine servo actuators for leaks, condition and security.
7. Examine servo actuator support for condition.
8. Verify linkage pivot bolts on hydraulic servo actuators for
freedom of rotation and security.
9. Examine hydraulic filter red indicator button (two locations).
Button should not be extended.
10. Verify fluid level in hydraulic tank. Replenish as required.
Replace fluid if color has changed color or if fluid emits bad
odor.
11. Examine manifold, relief valve, and solenoid valve for
leaks, condition and security.
pump shaft splines
INITIAL
MECH OTHER
and rotor
ECCN EAR99