SDR DXTA2026081009188

Service difficulty report · Door Seal · Cessna 680A

Difficulty date: August 7, 2026
Submitted: August 10, 2026
Operation: Air carrier
Aircraft: N630QS
Make and model: Cessna 680A
Aircraft serial: 680A0179
Aircraft time: 7,724 hours, 5,091 cycles
System (JASC): 5210 · Passenger/Crew Doors
Part: Door Seal
Part number: 99148141
Condition: Damaged
Location: Zone 800
Stage of operation: DE
How discovered: O
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

DURING DESCENT, A LOUD PRESSURIZATION SQUEAL OCCURS STARTING AT 2.6 PSID AND CONTINUES UNTIL PRESSURE FALLS BELOW 2.2 PSID. REMOVED DAMAGED CABIN DOOR SEAL AND INSTALLED CUSTOMER SUPPLIED NEW CABIN DOOR SEAL, PERFORMED OPS CHECK GOOD. PERFORMED LEAK CHECK GOOD. NO DEFETCS NOTED. IAW AMM, 52-10-35 DOOR SEAL

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