Service difficulty report · Actuator · Boeing 74747UF

Difficulty date
August 10, 2014
Submitted
August 11, 2014
Operation
Air carrier
Aircraft
N416MC
Make and model
Boeing 74747UF
Aircraft serial
32838
Aircraft time
54,180 hours, 8,766 cycles
Part
Actuator
Part number
65B8255810
Part serial
SHL049
Condition
Leaking
Location
Mlg Downlock
Part time
2,921 hours, 578 cycles
Stage of operation
LD
How discovered
O
Nature of condition
K
Precautionary procedure
O

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

What was found

DURING LANDING, HYD SYS NR 1 QTY WENT TO .34 WITH STATUS MESSAGE HYD QTY. DURING INSPECTION FOUND THE RT BODY GEAR DOWNLOCK ACTUATOR LEAKING. REPLACED RT BODY GEAR DOWN LOCK ACTUATOR IAW AMM 32-33-15/401.

More about the Boeing 747-47UF