SDR HNAA2018021900034

Service difficulty report · Controller · Emb EMB145LR

Difficulty date: February 14, 2018
Submitted: February 19, 2018
Operation: Air carrier
Aircraft: N638AE
Make and model: Emb EMB145LR
Aircraft serial: 145172
Aircraft time: 43,017 hours, 39,024 cycles
System (JASC): 2131 · Cabin Pressure Controller
Part: Controller
Condition: Failed
Location: Cabin Pressure
Stage of operation: CR
How discovered: O
Nature of condition: J
Precautionary procedure: B

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

What was found

SLOW LOSS OF PRESSURIZATION AT 34,000 FT. PRESSURIZATION STABILIZED AROUND 15,500 FT. SMALL POP IN CABIN AT THE TIME CABIN ALTITUDE WENT AMBER. R & R THE CABIN PRESSURE CONTROLLER AND PERFORMED AN OPS CHECK IAW AMM 21-31-01, 21-31-00-700-801-A, AND 21-31-00-700-802-A. OPS CHECKED GOOD. OKAY FOR SERVICE.

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