What was found
LSIDE WINDOW HEAT EICASMSG AND WINDOW HEAT INOP LIGHT ILLUMINATED (L3)(<P>TRANSFERRED L3 WINDOW HEAT TO MDDR 109179 IAW MEL 30-41-01-03 MAINT PROCEDURES C/W PLACARD INSTALLED.</P><P>27MAR: LP 952150, ITEM M3: ACCOMPLISHED FIM 30-41 FT 804 SIDE WINDOW BATB. B776 SHOWED CONTROLLER FAULT. R&R L3 WINDOW HEAT CONTROLLER IAW AMM 30-41-01. WINDOW HEAT OPS OK GOOD. MAINT PROCEDURE CLEARED, PLACARD REMOVED. THIS CLEARS MDDR 109179.</P>)