SDR 9704479855

Service difficulty report · Controller · Doug DC951

Difficulty date: March 1, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N763NC
Make and model: Doug DC951
Aircraft serial: 47717
System (JASC): 2131 · Cabin Pressure Controller
Part: Controller
Condition: Malfunctioned
Location: Cabin
Stage of operation: CR
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

AT FL350, CABIN CLIMBED TO FL140, DESCENDED TO 10,000 FEET. OXYGEN MASKS DEPLOYED NORMALLY. ALL OTHER AIRCRAFT FUNCTIONS WERE NORMAL. FLIGHT DIVERTED TO LIT AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED PRESSURE CONTROLLER AND AMPLIFIER. CABIN PRESSURE CONTROL CHECKED GOOD.

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