As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY EXIT LIGHTS INOPERABLE WITH COLD AIRCRAFT. NO LIGHTS FUNCTION WITH EMERGENCY LIGHT SWITCH IN ARM. REMOVED ALL FOUR EMERGENCY LIGHT BATTERIES, INSTALLED THREE REPAIRED, AND ONE MODIFIED. CUSTOMER SUPPLIED EMEERGENCY LIGHT BATTERIES. PERFORMED DIRECT CHARGE. OPERATIONS CHECK GOOD. ALL WORK PERFORMED, IAW CITATION MODEL 580A AMM 33-50-06.