What was found
CABIN TEMPERATURE STUCK IN FULL HOT. RT PACK TEMP VLV WOULDN'T DRIVE COLD--RPL K56, REF WDM21-51-23 . VALVE WILL NOW DRIVE COLD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CABIN TEMPERATURE STUCK IN FULL HOT. RT PACK TEMP VLV WOULDN'T DRIVE COLD--RPL K56, REF WDM21-51-23 . VALVE WILL NOW DRIVE COLD.