As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ZONE TEMP LIGHT ILLUMINATED ON RECALL FOR CONT CAB LIGHT EXTINGUISHES ON MASTER CAUTION RESET GROUNDED YES. PERFORMED BITE TEST ON NR 1 AND NR 2 ZTC FOUND FLT DECK SENSOR FLAGGED ON BOTH CONTROLLERS. PERFORMED CLEANING OF SENSOR REF 21-61-10-100-801 REF BITE TEST 21-61-00-700-807-002 AND OPS CKD REF 21-61-00-700-807-002. NO FAULTS LOGGED IN BOTH CONTROLLERS. SYS RETURNED TO NORMAL. MFG NOTIFIED.