Service difficulty report · Turbine · Bell 407

Difficulty date
December 23, 2020
Submitted
December 23, 2020
Operation
Air carrier
Aircraft
N470YB
Make and model
Bell 407
Aircraft serial
54110
Aircraft time
3,229 hours, 12,556 cycles
Engine
Allsn 250C47B
Engine time
8,418 hours, 19,375 cycles
Part
Turbine
Part number
23063354
Part serial
CAT44543
Condition
Overtemp
Location
Aft Fuselage
Part time
6,940 hours, 19,375 cycles
Stage of operation
CR
How discovered
O
Nature of condition
M, J
Precautionary procedure
A

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

What was found

PILOT PERFORMED A PL WITH A PATIENT ON BOARD FOR AN MGT EXCEEDANCE INDICATION ILLUMINATED DURING FLIGHT. PATIENT WAS TRANSPORTED BY GROUND. INSTRUMENTS DOWNLOADED AND REVEALED A PEAK OF 737 DEG TEMP EXCEEDANCE. ENGINE INSPECTED IAW ENGINE INSPECTION TABLE 607, ITEM 6 AND NO DEFECTS NOTED.

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