What was found
EMERGENCY POWER RELAY STUCK CLOSED. CYCLING SWITCH HAD NO EFFECT. A/C WAS DRAINING BATTERIES. MAINTENANCE REMOVED AND REPLACED A/C BATTERIES AS A PRECAUTIONARY. REMOVED AND REPLACED LEFT DCDU, LBTR, LEPR.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EMERGENCY POWER RELAY STUCK CLOSED. CYCLING SWITCH HAD NO EFFECT. A/C WAS DRAINING BATTERIES. MAINTENANCE REMOVED AND REPLACED A/C BATTERIES AS A PRECAUTIONARY. REMOVED AND REPLACED LEFT DCDU, LBTR, LEPR.