What was found
LVL 1 ALERT "BATTERY CHARGING" LIGHT ILLUMINATED 20 MIN AFTER T/O REMAINED ON ABOUT 1 MIN. RETURN TO MEM. LIGHT DID NOT RE-ILLUMINATE. REMOVED AND REPLACED BATTERY CHARGER PER MM 24-34-03-4. DRAINED BATTERIES TO 22V, BATTERIES CHARGED IN APPROX 4 MIN, AND BATTERY CHARGING ALERT NEVER RETURNED. A/C OK FOR SERVICE. R/I FROM FACT PREMATURE REMOVAL/INSTALLATION OFF MFG 100-0212-01, POS ONL SRL 1204 TAG 78A130 ON MFG 100-0212-01 SRL 1144 TAG 45A975.