What was found
ETOPS - COCKPIT TEMP CONTROL KNOB. DOES NOT MAINTAIN TEMP. +/- 70 DEGREES. FROM HOT AIR 2. PERFORMED TSM 21-63-00-810-908-A. REPLACED ZONE CONTROLLER PER 21-63-34-400-801-A. TEST PASSED. OK FOR SVC
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ETOPS - COCKPIT TEMP CONTROL KNOB. DOES NOT MAINTAIN TEMP. +/- 70 DEGREES. FROM HOT AIR 2. PERFORMED TSM 21-63-00-810-908-A. REPLACED ZONE CONTROLLER PER 21-63-34-400-801-A. TEST PASSED. OK FOR SVC