What was found
LEFT PACK INOP. CARGO HEAT OUTFLOW VALVE CLOSED. AC UNABLE TO MAINTAIN PRESS. REMOVED AND REPLACED LEFT PACK VALVE. OPS CHECK NORM OF BOTH LEFT AND RIGHT PACK PRESS AC NORMAL. REMOVED PLACARD TO THE LEFT PACK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT PACK INOP. CARGO HEAT OUTFLOW VALVE CLOSED. AC UNABLE TO MAINTAIN PRESS. REMOVED AND REPLACED LEFT PACK VALVE. OPS CHECK NORM OF BOTH LEFT AND RIGHT PACK PRESS AC NORMAL. REMOVED PLACARD TO THE LEFT PACK.