Index: firmware/App/Controllers/ConcentratePumps.c
===================================================================
diff -u -rb386feef224569dbb155bfa84849e4d540f3803b -r51e60f3e3a7c95c910c24dd5f3b58e0c6b2691b8
--- firmware/App/Controllers/ConcentratePumps.c	(.../ConcentratePumps.c)	(revision b386feef224569dbb155bfa84849e4d540f3803b)
+++ firmware/App/Controllers/ConcentratePumps.c	(.../ConcentratePumps.c)	(revision 51e60f3e3a7c95c910c24dd5f3b58e0c6b2691b8)
@@ -1,14 +1,14 @@
 /**************************************************************************
 *
-* Copyright (c) 2019-2022 Diality Inc. - All Rights Reserved.
+* Copyright (c) 2020-2022 Diality Inc. - All Rights Reserved.
 *
 * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
 * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
 *
 * @file    ConcentratePumps.c
 *
 * @author  (last)      Dara Navaei
-* @date    (last)      05-Jan-2022
+* @date    (last)      24-Feb-2022
 *
 * @author  (original)  Quang Nguyen
 * @date    (original)  22-Oct-2020
@@ -285,7 +285,9 @@
 {
     if ( pumpId < NUM_OF_CONCENTRATE_PUMPS )
     {
+#ifndef DISABLE_CONC_PUMPS
         concentratePumps[ pumpId ].hasTurnOnPumpsBeenRequested = TRUE;
+#endif
     }
     else
     {
@@ -306,8 +308,10 @@
 {
     if ( pumpId < NUM_OF_CONCENTRATE_PUMPS )
     {
+#ifndef DISABLE_CONC_PUMPS
         concentratePumps[ pumpId ].hasTurnOnPumpsBeenRequested = FALSE;
         concentratePumps[ pumpId ].pumpTargetSpeed = 0.0;
+#endif
     }
     else
     {