Service difficulty report · Relay · Boeing 737823

Difficulty date
December 21, 2018
Submitted
December 26, 2018
Operation
Air carrier
Aircraft
N904AN
Make and model
Boeing 737823
Aircraft serial
29506
Aircraft time
58,353 hours, 23,687 cycles
Part
Relay
Condition
Failed
Location
Stab Trim Sys
Stage of operation
CL
How discovered
O
Nature of condition
F
Precautionary procedure
K

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

What was found

A TRIM RUNAWAY DURING CLIMB, TURNED OFF BOTH STABALIZER TRIMS FOR THE REMAINDER OF THE FLIGHT. DECLARED EMERGENCY INBOUND TO DESTINATION. LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS GROUNDED. REPLACED THE STABILIZER TRIM CUTOUT RELAY R384 IAW AMM 20-81-22. PERFORMED A TEST IAW AMM. 2-11-00 . OPS NORMAL.