Service difficulty report · Bleed Valve · Cessna 750

Difficulty date
September 15, 2003
Submitted
September 17, 2003
Operation
Air carrier
Aircraft
N938QS
Make and model
Cessna 750
Aircraft serial
7500183
Aircraft time
1,442 hours, 890 cycles
Engine
Allsn AE3007C
Engine time
1,400 hours, 863 cycles
Part
Bleed Valve
Condition
Malfunctioned
Location
Rt Engine
Stage of operation
TO
How discovered
O
Nature of condition
J
Precautionary procedure
E, C

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

What was found

UPON CLEARED FOR TAKEOFF, ADVANCED THROTTLES AND THE RED CAS MESSAGE, ENGINE FAIL R APPEARED. ENGINE AUTO SHUTDOWN. EXCEEDS PAGE SHOWED IT WAS TRIGGERED BY R ITT 1020 DEGREES COMPARED TO LEFT ITT OF 644 DEGREES. BORESCOPED COMBUSTION SECTION & TURBINE ASSEMBLIES PER RR AE3007C MM CHAPTER 72-40-00 & 72-50-00, NO DEFECTS NOTED. REPLACED START BLEED CONTROL VALVE WITH NEW REF ROLLS ROYCE SB AE3007C-75-021. GROUND RAN ENGINE, OPS CHECKED GOOD.

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