SDR KCSA2026072744

Service difficulty report · Elec Connector · Boeing 7474B5F

Difficulty date: July 27, 2026
Submitted: July 28, 2026
Operation: Air carrier
Aircraft: N701CK
Make and model: Boeing 7474B5F
Aircraft serial: 26416
Aircraft time: 105,684 hours, 18,747 cycles
System (JASC): 5297 · Door System Wiring
Part: Elec Connector
Condition: Loose
Location: Zone 800
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

DOOR ENTRY L5 ADVISORY IN FLIGHT ACCOMPLISHED QRH PROCEDURE. PRESSURIZATION NORMAL. TRANSFERRED TO DMI 100338109 IAW KA MEL 52-73-01. CAT C. DUE 8.6.26. M PROCEDURES CW. PLACARDS INSTALLED. REF TO DMI #100338109, L5 DOOR INDICATION INOP. CORRECTIVE ACTION: FOUND ELECTRICAL CONNECTORS FOR DOOR IND. SWITCH LOOSE, RESECURED ELEC. CONNECTORS IAW B747 AMM 52-71-01, OPS CHECK NORMAL IAW AMM 52-71-00. THIS CLEARS DMI #100338109, PLACARDS REMOVED.

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