SDR ZZDA2121596

Service difficulty report · Sense Line · Boeing 7372L9

Difficulty date: October 31, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N465AT
Make and model: Boeing 7372L9
Aircraft serial: 21528
System (JASC): 2150 · Cabin Cooling System
Part: Sense Line
Condition: Malfunctioned
Location: Lt Engine
Component: 106070710
Stage of operation: CL
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

MCO - FLT 822 - FLIGHT DEPARTED MCO 10-31-96 WITH THE LEFT AIR CONDITIONING PACK TRIPPING AFTER TAKEOFF. RESET PACK. LOST CONTROL OF LEFT PACK MIX VALVE. ABLE TO CONTROL MIX VALVE AFTER LANDING. TROUBLESHOT SYSTEM PER 737 MM, CHAPTER 21-11-0, AND FOUND LOOSE SENSE LINE FROM THE PRESSURE REGULATOR TO THE FLOW CONTORL VALVE BLEEDING AIR. TIGHTENED LOOSE SENSE LINE AND LT PACK OPS CHECKED NORMAL. REFERENCE AML-1 LOG SHEETS 097-2394, 2395, 2396, AND 2431. (X)

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