SDR CALA2013121200907

Service difficulty report · Shutoff Valve · Boeing 75733N

Difficulty date: December 10, 2013
Submitted: December 12, 2013
Operation: Air carrier
Aircraft: N57870
Make and model: Boeing 75733N
Aircraft serial: 32525
Aircraft time: 28,788 hours, 8,231 cycles
System (JASC): 3610 · Pneumatic Distribution System
Part: Shutoff Valve
Part number: 32143044
Part serial: 1549
Condition: Damaged
Location: Bleed Air Sys
Part time: 28,787 hours, 8,231 cycles
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: E

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

What was found

RT ENG OVERHEAT EICAS MESSAGE, DID NOT GO OUT AT IDLE SHUT DOWN NR 2 ENG. PERFORMED FIM TASK 26-11-00-815-803 & FAILED STEP 9, HPSOV DAMAGED. REPLACED HPSOV IAW AMM 36-11-07. PERFORMED ENG RUN, ALL CHECKED NORMAL, LEAK CHECKED GOOD IAW LP 7284235 FOR ROTABLE PARTS CHANGE.

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