What was found
UNABLE TO CONTROL CABIN ALTITUDE WITH MANUAL CONTROLLER. TIGHTENED LINES AND CLAMP TO ELEC PNEUM VALVE IAW AMM 21-31-03. OPS CHECK GOOD AT THIS TIME.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
UNABLE TO CONTROL CABIN ALTITUDE WITH MANUAL CONTROLLER. TIGHTENED LINES AND CLAMP TO ELEC PNEUM VALVE IAW AMM 21-31-03. OPS CHECK GOOD AT THIS TIME.