What was found
AFTER TAKEOFF, AIRCRAFT WOULD NOT PRESSURIZE, DUE TO L1 DOOR NOT BEING CLOSED. RETURNED TO IND. ADJUSTED GUIDE ARM IAW MM 52-11, OPS CHECK GOOD. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER TAKEOFF, AIRCRAFT WOULD NOT PRESSURIZE, DUE TO L1 DOOR NOT BEING CLOSED. RETURNED TO IND. ADJUSTED GUIDE ARM IAW MM 52-11, OPS CHECK GOOD. (M)