SDR 9611269867

Service difficulty report · Controller · Doug DC951

Difficulty date: May 20, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N776NC
Make and model: Doug DC951
Aircraft serial: 47786
System (JASC): 2131 · Cabin Pressure Controller
Part: Controller
Condition: Malfunctioned
Location: Cabin
Stage of operation: DE
Nature of condition: J
Precautionary procedure: B

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

What was found

DURING DESCENT, CABIN BEGAN TO CLIMB AT 1,500 FPM. BEGAN A RAPID DESCENT TO 10M AND WORKED CONTROLLER MANUALLY. CABIN PRESSURE LIGHT CAME ON AND CABIN GOT TO APPROXIMATELY 10,500 FEET, NO MASKS DROPPED. REPLACED CABIN PRESSURE AMPLIFIER AND CABIN PRESSURE CONTROLLER. PRESSURIZED CABIN AND OPERATIONAL CHECK GOOD.

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