As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACKED FACEPLATE. REPLACED FACEPLATE. REPLACED PHOTOCELL V301 DUE TO WEAK REPLY LIGHT. INSTALLED HEATSINK BEHIND TRANSISTOR Q415 AS PER KING SERVICE BULLETIN KT76A-6. REPLACED DETERIORATED RESISTOR R477. FOUND UNIT TO HAVE WEAK POWER OUT. REPLACED CAVITYOSCILLATOR V101. REPAIRED. ADJUSTED FREQUENCY. BENCH CHECK GOOD.