SDR JJBA2018061904005

Service difficulty report · Controller · Emb EMB145XR

Difficulty date: May 4, 2018
Submitted: June 19, 2018
Operation: Air carrier
Aircraft: N14204
Make and model: Emb EMB145XR
Aircraft serial: 14500968
Aircraft time: 28,890 hours, 18,370 cycles
System (JASC): 2131 · Cabin Pressure Controller
Part: Controller
Part number: 22250N030301
Part serial: 00535
Condition: Faulty
Location: Cabin Pressure
Part time: 41,440 hours, 30,187 cycles
Stage of operation: CL
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

DURING CLIMBOUT, IN AUTO PRESSURIZATION. THE CABIN ALTITUDE RAPIDLY CLIMBED AND REACHED 11,000 FT. IN MANUAL MODE CREW MANUALLY WERE ABLE TO BRING CABIN ALTITUDE DOWN, BUT WAS STILL FLUCTUATING. FOUND DIGITAL CONTROLLER TO BE FAULTY. R & R THE DIGITAL CONTROLLER, OPS CHECKED GOOD.

More about the Emb EMB-145XR