Bell 206L4 Maintenance Manual page 220

BHT-206L4-MM-1
NOMENCLATURE
Swashplate and Support
Hub Assembly
Transmission
Mast Assembly
Input Driveshaft
Freewheel Unit
Tail Rotor Hub Assembly
Tail Rotor Gearbox
Hydraulic Servo Actuators
Turboshaft Engine
Starter Generator
NOTES:
The operating time specified for overhaul of any given part number listed applies to all successive dash
1
numbers (or suffixes) for that component, unless otherwise specified.
Input driveshafts 206-340-300-101/-105 must be overhauled at 5000 hours of operation and every
2
2500 hours of operation thereafter. Overhaul is to be accomplished by Kamatics Corporation only.
Return driveshaft to Bell Helicopter Textron (BHT) per Information Letter (IL) GEN-04-98.
5-00-00
Page 184 Rev. 22 10 MAR 2017
Table 5-4. Component Overhaul Schedule
PART NUMBER
MAIN ROTOR CONTROLS
206-010-450-101
MAIN ROTOR HUB
206-011-100-159/-105
POWER TRAIN
206-040-004-115
206-040-014-107
206-340-300-101/-105
406-040-500-113
TAIL ROTOR SYSTEM
206-011-810-139
206-040-402-101
HYDRAULIC SYSTEM
206-076-062-101
POWER PLANT
250-C30P
STARTER GENERATORS
ALL
OVERHAUL INTERVAL
1
4800 hours
2400 hours
4500 hours
3000 hours
2500 hours
2
3000 hours
2500 hours
6000 hours
3600 hours
Refer to Rolls-Royce 250-C30
Series Operation and Maintenance
Manual, 14W2
1000 hours
Export Classification C, ECCN EAR99
(HOURS)