Service difficulty report · Shutoff Valve · Boeing 737832

Difficulty date
March 16, 2026
Submitted
March 18, 2026
Operation
Air carrier
Aircraft
N3766
Make and model
Boeing 737832
Aircraft serial
30820
Aircraft time
76,736 hours, 29,534 cycles
Part
Shutoff Valve
Part number
EM91795
Part serial
80908634
Condition
Failed
Location
Parking Brake
Part time
93,821 hours, 17,176 cycles
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

DECLARED EMERGENCY INTO AUS DUE TO PARKING BRAKE LIGHT ILLUMINATED IN FLIGHT. REPLACED PARKING BRAKE SHUTOFF VALVE. OPS CHECK NORMAL.