Service difficulty report · Shutoff Valve · Boeing 7673Y0

Difficulty date
December 15, 2018
Submitted
December 17, 2018
Operation
Air carrier
Aircraft
N642GT
Make and model
Boeing 7673Y0
Aircraft serial
26207
Aircraft time
79,218 hours, 21,015 cycles
Part
Shutoff Valve
Condition
Malfunctioned
Location
Left
Stage of operation
DE
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

DURING DESCENT EICAS MSG " LH ENG ANTI-ICE" ASSOCIATED VALVE LIGHT ON LH ENG ANTI-ICE AFTER TURNING IT OFF(<P>ASSOCIATED WITH PRSOV EICAS MSG ENG INLET TAI SYS TEST IAW B767 30-21-00-735-001 OPS CHK NORMAL</P><P>(NOTE: SEE ITEM LP 1024907 - 1 - LH BLEED OFF MESSAGE - LH PRSOV REPLACED)</P>)

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