Service difficulty report · Start Valve · Boeing 767316

Difficulty date
September 25, 2021
Submitted
September 28, 2021
Operation
Air carrier
Aircraft
N1381A
Make and model
Boeing 767316
Aircraft serial
27615
Part
Start Valve
Condition
False Indication
Stage of operation
TX
How discovered
V
Nature of condition
O
Precautionary procedure
O

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

What was found

DURING ENG START, R ENG START VALVE EICAS AND DUCT PRESSURE WENT TO ZERO. TURNING OFF THE LEFT PACK PRODUCED PRESSURE AND WERE ABLE TO START ENG OPS CHECK NORMAL PER FIM 80-11-43-805.