Index: firmware/App/Modes/ModeDrain.c
===================================================================
diff -u -r9df373d768695a399a141d5224bff88bea4efff5 -r012ee7b4f72e47aa351eb723abca0e3104ea677b
--- firmware/App/Modes/ModeDrain.c	(.../ModeDrain.c)	(revision 9df373d768695a399a141d5224bff88bea4efff5)
+++ firmware/App/Modes/ModeDrain.c	(.../ModeDrain.c)	(revision 012ee7b4f72e47aa351eb723abca0e3104ea677b)
@@ -134,6 +134,7 @@
         case DG_DRAIN_STATE_START:
             if ( TRUE == isDrainPumpOn() )
             {
+                resetReservoirsLowestWeight();
                 drainState = DG_DRAIN_STATE_DRAIN;
             }
             break;