Service difficulty report · Diaphragm · Beech C90

Difficulty date
March 14, 2005
Submitted
May 2, 2005
Operation
General aviation
Make and model
Beech C90
Aircraft time
8,294 hours
Engine
Pwa PT6A21
Propeller
Hartzl HCB3TN3
Part
Diaphragm
Part number
310082903
Condition
Ruptured
Location
Bleed Valve
Stage of operation
TO
How discovered
O
Nature of condition
O
Precautionary procedure
C

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

What was found

(CAN) ENGINE UNABLE TO ACHIEVE TAKEOFF POWER/TORQUE DUE TO BLEED VALVE NOT CLOSING FULLY. COMPRESSOR BLEED VALVE DIAPHRAM FOUND RUPTURED.

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