SDR DLM88020001

Service difficulty report · Controller · Doug MD88

Difficulty date: January 1, 2002
Submitted: January 9, 2002
Operation: Air carrier
Aircraft: N972DL
Make and model: Doug MD88
Aircraft serial: 53215
Aircraft time: 30,690 hours, 24,239 cycles
System (JASC): 2131 · Cabin Pressure Controller
Part: Controller
Part number: 21184901S4
Condition: Failed
Location: Cabin Pressure
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: B, G

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

What was found

AT FLT LEVEL 230 DURING CLIMB FLOW LIGHT ILLUM, A MAX DESCENT TO 10,000 FT, O2 MASKS DEPLOYED. FINALLY AT 10,000 FT ABLE TO REGAIN AUTO 2. CLIMBED TO FL220 FOR REMAINDER OF FLT. AUTO 2 WORKED OK REST OF FLT. REPLACED AUTO CONTROLLER 1.

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