SDR SWAA2015071341825

Service difficulty report · Clamp · Boeing 7377H4

Difficulty date: July 10, 2015
Submitted: July 14, 2015
Operation: Air carrier
Aircraft: N712SW
Make and model: Boeing 7377H4
Aircraft serial: 27846
Aircraft time: 60,969 hours, 36,349 cycles
System (JASC): 2170 · Humidity Control System
Part: Clamp
Part number: MBS63462
Condition: Leaking
Location: Coalesor Bag
Stage of operation: DE
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

DECLARED AN EMERGENCY, CABIN ALTITUDE WARNING HORN SOUNDED AT FL 340, CABIN ALTITUDE REACHED 10,000 FT, NO LIGHTS OR INDICATIONS FROM ANY SYSTEMS ILLUMINATED. RESET THE CIRCUIT BREAKER IAW AMM. FOUND LEAK IN RIGHT A/C PACK BAY AT THE COALESOR BAG WATER SEPARATOR HOUSING. R & R THE CLAMP ON HOUSING IAW AMM.

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