SDR CALA2017061901895

Service difficulty report · Unknown · Boeing 737924ER

Difficulty date: June 19, 2017
Submitted: June 19, 2017
Operation: Air carrier
Aircraft: N75429
Make and model: Boeing 737924ER
Aircraft serial: 30130
Aircraft time: 29,021 hours, 9,757 cycles
System (JASC): 2120 · Air Distribution System
Part: Unknown
Condition: Odor
Location: Cabin
Stage of operation: CL
How discovered: O
Nature of condition: B
Precautionary procedure: O

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

What was found

PACK TRIPPED OFF LIGHT, LIGHT ON DURING CLIMB, LIGHT STAYS OFF AFTER RESET LEFT RESET WORKED AFTER APPROX 3 MINUTES. BUT WHEN BROUGHT BACK ON LINE A BURNED ODOR WAS PRESENT. PERFORMED PACK ZONE TEMP CONTROLLER BITE TEST IAW AMM 21-61 -00-700-806-002. NO FAULTS NOTED. INBOUND CREW REPORTS BURNED COOKIE ODOR, THEN ODOR NOT DISCRIBABLE ON SMOKE. OPERATED LEFT PACK , NO ODOR NOTED.