SDR ASMF201501027

Service difficulty report · Unknown · Boeing 737800*

Difficulty date: January 4, 2015
Submitted: January 10, 2015
Operation: Air carrier
Aircraft: N825AM
Make and model: Boeing 737800*
Aircraft serial: 36699
Aircraft time: 902 hours, 413 cycles
System (JASC): 3610 · Pneumatic Distribution System
Part: Unknown
Condition: Malfunctioned
Location: Bleed Air Sys
Stage of operation: CL
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

AIRCRAFT RETURNED FROM FLIGHT, DURING CLIMB, THE LT PNEUMATIC SYS INDICATOR SHOWED 5 PSI AT 1,000 FEET & IT WAS SHOWED 0 PSI AT 26,000 FEET WITH OSCILLATIONS. ACCOMPLISHED THE QRH 2.6 PROCEDURE, CONFIRMING THE FAILURE. DEFERRED THE LT PNEUMATIC SYS IAW MEL 36-5-2 CAT C. THE OVERWEIGHT INSPECTION WAS NOT NECESSARY DUE TO THE ACFT LANDED WITH 63,600 KILOGRAMS & THE MAXIMUM ALLOWABLE LANDING WEIGHT IS 65,317 KILOGRAMS. THE FIM 36-10 TASK 807, NO CONFIRMING FAILURE & THE REPORT WAS CLOSED.

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