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BHT-206L4-MM-1
5-00-00
Page 172
Rev. 13 25 FEB 2011
ECCN EAR99
PART III: INSPECTION FOR COMPRESSOR STALL
OR SURGE WITH NOTICEABLE YAW
CAUTION
WHEN A COMPRESSOR STALL OR SURGE WITH
NOTICEABLE YAW HAS OCCURRED, DISCARD
ALL TAIL ROTOR BONDED DRIVESHAFTS.
BHT-206L-CR&O
1.
Remove and examine the engine-to-transmission main
driveshaft for condition.
2.
If any damage suspected to be related to the stall or surge,
make an entry on the Historical Service Record and attach a tag
on the driveshaft and write, “THIS COMPONENT WAS
REMOVED FORM SERVICE BECAUSE OF A COMPRESSOR
STALL”. Send the driveshaft to Bell Helicopter Textron CPR for
evaluation.
3.
If no defects were detected, return the
engine-to-transmission main driveshaft to service.
TRANSMISSION ASSEMBLY
BHT-206L-CR&O
1.
Remove the transmission input pinion and triplex bearing.
2.
Inspect the following gear teeth for scoring and other
mechanical damage.
a.
Input pinion gear.
b.
Main input driven bevel gear.
3.
If any damage suspected to be related to the stall or surge
is found, make an entry on the Historical Service Record and
attach a tag on the transmission assembly and write, “THIS
COMPONENT WAS REMOVED FROM SERVICE BECAUSE
OF A COMPRESSOR STALL”. Send the component to a Bell
Helicopter Textron approved facility for overhaul.
4.
If no defects were detected on the gears, the transmission
assembly is serviceable.
CONDITIONAL INSPECTIONS
5-55.
ENGINE COMPRESSOR STALL OR SURGE (CONT)
DATA REFERENCE
INSPECTION TASK DESCRIPTION
INITIAL
MECH OTHER
Содержание 206L
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