As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOTH WING ANTI-ICE LIGHTS FAILED TO TEST. NR 1 ENGINE COWL VALVE OPEN LIGHT OUT FAILS TO TEST. ENGINE NR 1 AND WING CONTROL ANTI-ICE & RAIN CIRCUIT BREAKER TRIPPED. ACCOMPLISHED FIM TASK 30-11, TASK 810 C/B C148 OPENS INTERMITTENTLY ON GND. NR1 ENG GROUND WING THERMAL ANTI-ICING SOLENOID VALVE REPLACED, REF AMM 30-11-12-000-801, 30-11-12-400-801. INSTALLATION TEST GOOD REF AMM 30-11-12-400-801.