SDR UIEA2021020500231

Service difficulty report · Cabin Pressure · Boeing 7673Y0

Difficulty date: February 5, 2021
Submitted: February 8, 2021
Operation: Air carrier
Aircraft: N1181A
Make and model: Boeing 7673Y0
Aircraft serial: 26206
Aircraft time: 89,397 hours, 22,488 cycles
System (JASC): 2130 · Cabin Pressure Control System
Part: Cabin Pressure
Condition: Malfunctioned
Stage of operation: IN
How discovered: V
Nature of condition: J
Precautionary procedure: K

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

What was found

CABIN ALT AUTO 1(<P>ITEM PLACED ON MEL 21-31-01A. MDDR 141968. EXP 17FEB21. JJT- 0850Z</P><P>05FEB, RIV, LP 1274000, ITEM M4: PERF FIM 21-31 F/T 803. UP TO BLOCK 6. BIT AUTO 1 CONTROLLER AND FOUND NO FAULTS, SYS OK. THIS CLEARS DMI 141968. ALL PLACARDS REMOVED. TJ 18:35Z.</P>)

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