As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN RATE INDICATOR NEEDLE VIBRATES AND INDICATES CLIMB IN ALL PHASES OF FLIGHT.ONLY STABLE DURING DESCENT.(<P>TRANSFERRED TO MDDR 146207,CAT C DUE 11MAY21. PER DDG 21-33-01A. PLACARD INSTALLED MCC NOTIFIED. P/N S231N210-14 ON ORDER WITH MCC. </P><P>2MAY2021 - 1465393 ITEM #6 - REMOVED AND REPLACED CABIN PRESSURE INDICATOR PANEL IAW AMM 21-33-01. OPS CHECK GOOD. THIS CLEARS MDDR 146207</P>)