SDR HEEA062471

Service difficulty report · Bearing · Bell 407

Difficulty date
May 26, 1999
Submitted
March 26, 2000
Operation
General aviation
Aircraft
N723PH
Make and model
Bell 407
Aircraft serial
53283
Part
Bearing
Part number
407340339103
Condition
Mismanufactured
Location
Tail Rotor
Part time
3 hours
Component
PHIPBH40701
Stage of operation
IN
Nature of condition
W
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

UNABLE TO BALANCE O/C FAN SHAFT ASSY FLYWHEEL BELOW 3 IPS. CLEANED BEARINGS WITH DRY RAG TO REMOVE EXCESS GREASE. RE-INSTALLED BEARINGS TO SHAFT. UPON PURGING BEARINGS WITH ROYCO 13 GREASE, WATER WAS NOTICED SQUIRTING FROM SEAL AREA ON BEARINGS. SERIAL NUMBERS REMOVED ARE K98-0775 AND J98-1859.

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