Service difficulty report · Shutoff Valve · Boeing 737823

Difficulty date
February 20, 2024
Submitted
February 21, 2024
Operation
Air carrier
Aircraft
N940NN
Make and model
Boeing 737823
Aircraft serial
33323
Aircraft time
30,193 hours, 12,130 cycles
Part
Shutoff Valve
Part number
UNKNOWN
Condition
Inoperative
Location
Anti Skid Sys
Stage of operation
NR
How discovered
V
Nature of condition
J
Precautionary procedure
K

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

What was found

AIRCRAFT WAS GROUNDED: ANTI SKID INOPERATIVE AND PARKING BRAKE LIGHT ARE ILLUMINATED, RUN CHECKLIST IT DID NOT FIX ISSUE. REMOVED AND REPLACED PARKING BRAKE SHUT OFF VALVE. OPERATIONAL CHECK GOOD. PER B737 AMM 32-44-21.