Service difficulty report · Bleed Air Line · Beech 1900C

Difficulty date
August 14, 1998
Submitted
March 26, 2000
Operation
General aviation
Make and model
Beech 1900C
Engine
Pwa PT6A65B
Part
Bleed Air Line
Part number
1149700401
Condition
Cracked
Location
Engine
Part time
20,530 hours
Stage of operation
NR
Nature of condition
J, M
Precautionary procedure
H

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

What was found

(CAN) THE BLEED AIR LINE BLEW OUT A TRIANGULAR PIECE OF MATERIAL APPROXIMATELY .25 INCH IN SIZE AT THE OUTSIDE OF THE BEND RADIUS JUST BEYOND THE THRESHOLD OF THE NACELLE. ABRASION MARKS WERE VISIBLE DIRECTLY OVER THE CRACKED AREA AND BLOWN BACK AREA. THIS CAUSED A HIGH TEMP AIR LEAK, WHICH, IN TURN, MELTED THE EVA TUBING GIVING THE RIGHT BLEED WARNING INDICATION. TUBING REPLACED. PART TC: 29,007.

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