SDR FDEA201802130383

Service difficulty report · Warning System · Boeing 7673S2F

Difficulty date: February 13, 2018
Submitted: February 16, 2018
Operation: Air carrier
Aircraft: N124FE
Make and model: Boeing 7673S2F
Aircraft serial: 43546
Aircraft time: 4,733 hours, 2,027 cycles
System (JASC): 2130 · Cabin Pressure Control System
Part: Warning System
Condition: Out Of Adjust
Location: Cabin Pressure
Stage of operation: IN
How discovered: 9
Nature of condition: O
Precautionary procedure: K

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

What was found

WHILE PERFORMING THE CABIN ALTITUDE WARNING TEST DURING CRM INSTALLATION - FITMENT TESTING. DISCOVERED THE CABIN ALTITUDE WARNING SYSTEM WAS INOPERATIVE. ADJUSTED THE CABIN ALTITUDE WARNING SYSTEM IAW AMM 21-33-00-5 AND 21-33-00-5. TESTED GOOD.

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