Service difficulty report · Shutoff Valve · Boeing 7673S1

Difficulty date
February 22, 2020
Submitted
February 26, 2020
Operation
Air carrier
Aircraft
N640GT
Make and model
Boeing 7673S1
Aircraft serial
25221
Aircraft time
90,441 hours, 19,265 cycles
Part
Shutoff Valve
Part number
80217012
Part serial
TLS18201
Condition
Malfunctioned
Location
Rt Engine
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

EICAS MSG "R ENG HPSOV" INTERMITTENT THROUGHOUT FLIGHT.(<P>REMOVED AND REPLACED RH HPSOV IAW B767 AMM 36-11-07-024/424. PERFORMED AIR SUPPLY MODULE BITE PROCEDURE IAW B767 AMM 36-23-00/501. NO FAULTS NOTED. PERFORMED LEAK CHK DURING DRY RUN. NO LEAKS NOTED. PERFORMED ENG RUN UP IAW B767 AMM 71-00-00-201. OPS NORMAL.<BR /></P>)

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