Service difficulty report · Metering Valve · Boeing 737924ER

Difficulty date
August 14, 2025
Submitted
August 15, 2025
Operation
Air carrier
Aircraft
N68842
Make and model
Boeing 737924ER
Aircraft serial
42183
Aircraft time
32,659 hours, 12,036 cycles
Part
Metering Valve
Part number
3839001011
Part serial
5880A
Condition
Stuck
Location
Nlg Steering
Part time
32,653 hours, 12,034 cycles
Stage of operation
TX
How discovered
O
Nature of condition
S
Precautionary procedure
D

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

What was found

NOSEWHEEL STEERING INOP IN NORMAL AND ALTERNATE MODES. ZERO STEERING WITH TILLER USING BOTH NORMAL AND ALTERNATE STEERING. REF FIM 32-51 TASK 806. THRU STEP E(10). CABLE AND SUMMING MECHANISM OPERATES NORMALLY. METERING VALVE APPEARS TO BE STUCK IN BYPASS MODE. REMOVED STEERING METERING VALVE IAW FIM 32-51 TASK 806. AND AMM TASK 32-51-11-000-801. REMOVED AND REPLACED STEERING METERING VALVE IAW AMM 32-51-11. COMPLETED UP TO AND INCLUDING STEP G(17) CONTINUED FROM STEP G.(18) TO COMPLETEION. OPS AND LEAK CHECK GOOD AT THIS TIME REF AMM 32-51-11.