Service difficulty report · Modulating Valve · Boeing 7373H4

Difficulty date
February 22, 2012
Submitted
February 24, 2012
Operation
Air carrier
Aircraft
N625SW
Make and model
Boeing 7373H4
Aircraft serial
27701
Aircraft time
51,503 hours, 41,880 cycles
Part
Modulating Valve
Part number
65446915
Part serial
3798
Condition
Faulty
Location
Rt Mlg
Stage of operation
CL
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

AIR TURNBACK - AFTER TAKEOFF AND PUTTING LIGHT TO OFF POSITION, RT MLG FELL TO DOWN POSITION (GREEN LIGHT). LANDED NORMAL. REMOVED AND REPLACED RT MLG PRIORITY MODULAR VALVE PER MM.

More about the Boeing 737-3H4