Service difficulty report · Damper · Boeing 727225

Difficulty date
May 5, 2001
Submitted
May 7, 2001
Operation
Air carrier
Aircraft
N743DH
Make and model
Boeing 727225
Aircraft serial
22438
Part
Damper
Condition
Failed
Location
Autopilot Sys
Stage of operation
CR
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

AIRCRAFT REQUIRED 4.0 UNITS OF LEFT RUDDER TRIM IN FLIGHT. LOWER RUDDER INDICATES SPLIT WITH UPPER. YAW DAMPER ON LOWER WOULD NOT CHECK ON TAXI IN. LOWER YAW DAMPER COMP. FAILED. R&R LWR YAW DAMP COMP IAW M/M 22-11-131 AND 22-11-01. OPS CK''D NORMAL. OK FOR SERVICE.