Service difficulty report · Actuator · Boeing 74746NF

Difficulty date
February 7, 2006
Submitted
February 16, 2006
Operation
Air carrier
Aircraft
N451PA
Make and model
Boeing 74746NF
Aircraft serial
30809
Aircraft time
21,379 hours, 3,737 cycles
Part
Actuator
Part number
65B0154020
Part serial
SHL429
Condition
Failed
Location
Rt Wlg
Stage of operation
LD
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

WHILE PERFORMING ALTERNATE EXTENSION OF WING GEAR, RIGHT WING GEAR WOULD NOT EXTEND AFTER 2MIN 30SEC. REMOVED AND REPLACED RIGHT WING DOWNLOCK ACTUATOR IAW MM 32-32-15-404-006. PERFORMED RETRACTION TEST AND ALT EXTENSION CHECK IAW MM 32-36-00-715-203. OPS CHECK NORMAL.

More about the Boeing 747-46NF