Service difficulty report · Shutoff Valve · Boeing 7673JHF

Difficulty date
August 30, 2016
Submitted
September 2, 2016
Operation
Air carrier
Aircraft
N644GT
Make and model
Boeing 7673JHF
Aircraft serial
37810
Aircraft time
8,759 hours, 2,156 cycles
Part
Shutoff Valve
Part number
80217012
Part serial
A95120024
Condition
Malfunctioned
Location
Bleed Air Sys
Stage of operation
UK
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

EICAS MESSAGE RT ENGINE HPSOV ITEM TRANSFERED TO MDDR. REOPEN 69668 IAW MEL 36-11-02-02, CAT-C PLACARD INSTALLED. PERFORMED FIM 36-10 FT 833 AIR SUPPLY BITE TEST NO FAULTS NOTED. CHECKED WIRING, NO DEFECTS NOTED, ALSO CHECK HPC AND HPSOV WIRING NO DEFECTS NOTED, DMI CONTINUES OPEN, LOG PAGE 729741. R & R HPSOV, OPS CHECK NORMAL IAW AMM 36-11-01 MDDR 69668 CLOSED.

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