Service difficulty report · Door · Boeing 7478F

Difficulty date
May 7, 2021
Submitted
May 10, 2021
Operation
Air carrier
Aircraft
N625UP
Make and model
Boeing 7478F
Aircraft time
1,671 hours, 251 cycles
Part
Door
Part number
65B163978
Condition
Damaged
Location
L1
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

INSPECTION TYPE:N/AL1 DOOR IS WEDGED ON STAIR RAILS AND APPEARS TO BE BENT. PERFORMED L1 DOOR HINGE AND TORQUE TUBE INSPECTION IAW AMM 52-11-00-200-807. FOUND LWR GUIDE ARM WORN AND DOOR TORQUE TUBE SLEEVE CRACKED. PARTS ORDERED ON REQ# 351886, 351882, 351879, 351888, 351893. FOR FURTHER T/S REMOVED L1 DOOR IAW AMM 52-11-01-000-802. REF LP 646149.L1 DOOR INSTALLED W/ GUIDE ARM ASSY & GUIDE ARM PIN AMM 52-11-01 REV 35.05. SAME L1 DOOR INSTALLED. OPS TEST SATIS. REPLACED COUPLING OF REMOVED MAIN ENTRY DOOR TORQUE TUBE. AMM P2 TASK52-11-12-00-801 & 52-11-12-400-801 REL 35.05. DRILLED HOLE IN NEW PART SRM 51-30-01-2R PROCEDURE 1 REL 33.01 BEFORE INSTALLATION. EFF REF IPC: 52-11-04-03-100

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