What was found
NWS FAILED IN FLIGHT. IN FLIGHT-RESET DID NOT WORK. MIPM RESET ON THE GROUND WORKED C/A CHECKED CONTINUITY FROM A164P1/P2 PINS 21 TO THE NWS ARM SWITCH PL55P1 PINS E AND G AND FOUND HIGH/FLUCTUATING RESISTANCE FROM A164P2 PIN 21 TO PL55P1 PIN E WHILE MANIPULATING THE WIRING AS A614P1 WIRING CHECKS REMAINED STEADY AFTER FURTHER INVESTIGATION FOUND THE FLUCTUATING READINGS TO BE CAUSED A164P2 PIN 21 WITH LOSE RETENTION REMOVED AND REPLACED THE AFFECTED PIN IAW ESPM 20-26-31