What was found
RADAR ALTIMETER INDICATOR SPINNING. NEEDLE ON INDICATOR SPINS CONSTANTLY. FOUND OPEN FOIL ON POWER SUPPLY BOARD DUE TO CORROSION. RE-SOLDERED OVER OPEN RUN AND REPLACED CORRODED CAPACITOR C102. REPAIRED PROBLEM. REPLACED RESISTORS R518, R519, R534 AND R260 TO INCORPORATE MOD 10 ASPER SERVICE BULLETIN KING KRA405-10. PERFORMED TOTAL CALIBRATION AND ALIGNMENT. BENCH CHECK GOOD.