SDR 3EJA202508150004

Service difficulty report · Squat Switch · Cessna 560XL

Difficulty date: July 15, 2025
Submitted: August 15, 2025
Operation: Air carrier
Aircraft: N844JS
Make and model: Cessna 560XL
Aircraft serial: 5605344
Aircraft time: 7,918 hours, 6,020 cycles
System (JASC): 3260 · Landing Gear Position and Warning
Part: Squat Switch
Part number: S3176
Condition: Failed
Location: Zone 700
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: A

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

What was found

UPON REACHING 5,000’ BOTH, MY EARS AND CAPTAIN’S EARS STARTING POPPING AND WITHOUT HESITATION WE LOOKED AT THE PRESSURIZATION SCREEN TO SEE THAT THE BIG NEEDLE WAS CLIMBING AND LITTLE NEEDLE NOT PRESSURIZING. REMOVED AND REPLACED LH MLG SQUAT SWITCH.

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