Service difficulty report · Actuator · Boeing 7572S7

Difficulty date
January 29, 2021
Submitted
February 1, 2021
Operation
Air carrier
Aircraft
N926FD
Make and model
Boeing 7572S7
Aircraft serial
23323
Aircraft time
97,220 hours, 38,570 cycles
Part
Actuator
Part number
1U1168
Condition
Inoperative
Location
Aft Cargo Door
Stage of operation
UK
How discovered
V
Nature of condition
O
Precautionary procedure
O

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

What was found

MAIN CARGO DOOR WILL NOT CLOSE. FOUND BOTH LINKS ON AFT MAIN CARGO DOOR ACTUATOR BROKEN. RAISED CARGO DOOR WITH SLING REF B757 AMM CH 52-32-00-4 SO CARGO COULD BE OFFLOADED. REMOVED, REPLACED MAIN CARGO DOOR FWD ACTUATOR SUPPORT LINK ASSY, REF EO F-5230-E0352184-A PART1, 757MM 52-32-04-4 AND 757MM 52-32-00-4. REMOVED MAIN CARGO DOOR AFT ACTUATOR AND ACTUATOR SUPPORT LINK ASSY. REPLACED AFT MCD LIFT ACTUATOR PN 1U1168 SN 373 IAW 757 AMM 52-32-04-4 AND AFT LIFT ACTUATOR SUPPORT ASSY PN B57-52-004-01 REF WRI 52-30-8938, EO F-5230-E0352184-A PART 1. LEAK CHECK AND OPS CHECK GOOD.

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