Index: firmware/App/Modes/ModeChemicalDisinfect.c
===================================================================
diff -u -r5315092604c1a6f4ec8ba1339809bd0099f921da -rbec5bb7634100c96341d19cf89e540a01aa86b1d
--- firmware/App/Modes/ModeChemicalDisinfect.c	(.../ModeChemicalDisinfect.c)	(revision 5315092604c1a6f4ec8ba1339809bd0099f921da)
+++ firmware/App/Modes/ModeChemicalDisinfect.c	(.../ModeChemicalDisinfect.c)	(revision bec5bb7634100c96341d19cf89e540a01aa86b1d)
@@ -1364,7 +1364,7 @@
 static DG_RESERVOIR_STATUS_T getRsrvrDrainStatus( DG_RESERVOIR_ID_T r, U32 drainSteadyStateTimeout, U32 timeout )
 {
     DG_RESERVOIR_STATUS_T status = DG_RESERVOIR_ABOVE_TARGET;
-    BOOL isDrainComplete         = hasTargetDrainVolumeBeenReached( r, drainSteadyStateTimeout );
+    BOOL isDrainComplete         = hasTargetDrainToZeroBeenReached( r, drainSteadyStateTimeout );
 
     // If the drain parameters of the reservoir is not initialized, initialize them
     if ( FALSE == haveDrainParamsBeenInit[ r ] )