What was found
AIRCRAFT WILL NOT PRESSURIZE. MTC IN PROGRESS. INSP 2L GALLEY DOOR SEAL, CHECKS GOOD. INSP ALL A/C DOOR SEALS, ALL OK, PSI A/C TO 6 PSI. CHECKED ALL DOORS FOR LEAKS, ALL OK. INSP PNU DUCTS AFT TAIL COMPT FOR LEAKS, CHECK OK. INSP OUTFLOW VALVE FOR OBSTRUCTIONS AND OPS RAN FULL OPEN/CLOSE CHECK OK. A/C OK FOR SERVICE.