Service difficulty report · Trim System · Boeing 7472D7B

Difficulty date
May 11, 2010
Submitted
July 5, 2010
Operation
Air carrier
Aircraft
N524MC
Make and model
Boeing 7472D7B
Aircraft serial
21784
Aircraft time
101,838 hours, 21,124 cycles
Part
Trim System
Condition
Malfunctioned
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

MANUAL STAB TRIM LEVERS MORE THAN 1 KNOB SPLIT (AT CRUISE. (DIVERSION) ACCOMPLISHED STAB TRIM / ADJ TEST IAW 27-41-00. IN PITOT STATIC TEST SET IAW 34-11-00. BROUGHT L/E TO ORIGINAL AND 20000 FT. COULD NOT DUPLICATE. TESTED RIGGING TENSION IAW 27-41-00, FIG 502. ALL CHECKS NORMAL. OK FOR SERVICE

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