SDR HEEA086998

Service difficulty report · Hmu · Bell 407

Difficulty date
June 4, 2003
Submitted
June 9, 2003
Operation
Air carrier
Aircraft
N722PH
Make and model
Bell 407
Aircraft serial
53288
Aircraft time
2,536 hours
Engine
Allsn 250C*
Part
Hmu
Part number
23072725
Part serial
JGALM0315
Condition
Failed
Location
Engine
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

STARTS HOT ON BACK TO BACK STARTS WITH TOT REACHING 780 TO 790 DEGREES CELCIUS. REPLACED HMU.

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