Service difficulty report · Shutoff Valve · Boeing 737824

Difficulty date
April 15, 2025
Submitted
April 17, 2025
Operation
Air carrier
Aircraft
N87513
Make and model
Boeing 737824
Aircraft serial
31621
Aircraft time
53,159 hours, 18,878 cycles
Part
Shutoff Valve
Part number
32145526
Part serial
4263
Condition
Faulty
Location
Nr 2 Engine
Part time
73,772 hours, 30,641 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

DUCT PRESSURE INDICATION L AND R POINTERS NOT THE SAME (SPLIT), WITH EITHER POINTER BELOW 18 PSIG DURING TAKEOFF, CLIMB AND CRUI SE; THE ENGINE IS THE BLEED SOURCE FL360 NORMAL BLD CONFIG L 40 PSI R 16 PSIRIGHT ENGINE PRSOV INOP. LOCKED IN CLOSED POSITION. INOP STICKER APPLIED. V RIGHT ENGINE PRSOV INOP. LOCKED IN CLOSED POSITION. INOP STICKER APPLIED. DISPATCH DESK: 5 NAME: MW DATE: 15-APR-25- NOC DESK: OM6 NAME: CL DATE: 15-APR-25- DEFERRED DIRECTLY BY TOMC UPON FURTHER INSPECTION OF #2 ENG BLEED SYSTEM FOUND PRSOV BINDING. REMOVED AND REPLACED PRSOV AS REQUIRED REF. AMM 36-11-04. OPS CHECK GOOD AT THIS TIME.