Index: firmware/App/Modes/ModeDrain.c
===================================================================
diff -u -rfd00681acd671946bfb1504d17b6414d6af9e0af -r9df373d768695a399a141d5224bff88bea4efff5
--- firmware/App/Modes/ModeDrain.c	(.../ModeDrain.c)	(revision fd00681acd671946bfb1504d17b6414d6af9e0af)
+++ firmware/App/Modes/ModeDrain.c	(.../ModeDrain.c)	(revision 9df373d768695a399a141d5224bff88bea4efff5)
@@ -50,7 +50,7 @@
 /// Time period to wait for concentrate lines to rinse.
 #define RINSE_CONCENTRATE_LINES_WAIT    ( 25 * MS_PER_SECOND / TASK_GENERAL_INTERVAL )
 /// Reserver the concentrate speed to rinse out concentrate lines.
-#define RINSE_SPEED                     ( CONCENTRATE_PUMP_MAX_SPEED * -1 )
+#define RINSE_SPEED                     ( ( CONCENTRATE_PUMP_MAX_SPEED - 3.0 ) * -1.0 )
 
 // ********** private data **********