SDR SWAA001906

Service difficulty report · Indicator · Boeing 7375H4

Difficulty date: September 29, 2000
Submitted: October 10, 2000
Operation: Air carrier
Aircraft: N512SW
Make and model: Boeing 7375H4
Aircraft serial: 24189
Aircraft time: 30,711 hours, 30,782 cycles
System (JASC): 2132 · Cabin Pressure Indicator
Part: Indicator
Part number: AW2835AB05
Condition: Malfunctioned
Location: Cockpit
Stage of operation: CL
How discovered: O
Nature of condition: N
Precautionary procedure: A

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

What was found

AIR TURNBACK, CLIMBING THRU 13,000 FT, CABIN ALT WARN SOUNDED. UNABLE TO STOP CABIN ALT FROM CLIMBING BEFORE O2 MASKS DROPPED. PERFORMED PRESSURIZATION CHECK AND PACK CONFIDENCE CHECK PER SAM 728 AND MM. AT HOU, REMOVED AND REPLACED CABIN ALT IND PER MM.

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