SDR SIMA202009032001

Service difficulty report · Cabin Pressure · Emb EMB135KL

Difficulty date: September 2, 2020
Submitted: September 3, 2020
Operation: Air carrier
Aircraft: N843AE
Make and model: Emb EMB135KL
Aircraft serial: 145680
Aircraft time: 37,307 hours, 33,386 cycles
System (JASC): 2130 · Cabin Pressure Control System
Part: Cabin Pressure
Condition: Malfunctioned
Stage of operation: NR
How discovered: O
Nature of condition: J
Precautionary procedure: B, A

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

What was found

AUTO PRESSURIZATION ISSUE CABIN ALT REACHED 9000FT A/C AT 33,000FT, REPRESSURIZED UPON DESCENT INITIATION. C/A-PERFORMED FUNCTIONAL TEST OF PRESSURIZATION CONTROL SYSTEM IN AUTOMATIC MODE, FUNCTIONAL TEST IS GOOD, AC IS OK FOR SERVICE, DONE IAW AMM 21-31-00.

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