Index: firmware/App/Modes/ModeFill.c
===================================================================
diff -u -r86617288c49b57eca42cf2d0b67ade76e69f96bd -rf06ae950e44b77730b01a32f2f5cabfc75b5e9b8
--- firmware/App/Modes/ModeFill.c	(.../ModeFill.c)	(revision 86617288c49b57eca42cf2d0b67ade76e69f96bd)
+++ firmware/App/Modes/ModeFill.c	(.../ModeFill.c)	(revision f06ae950e44b77730b01a32f2f5cabfc75b5e9b8)
@@ -425,8 +425,10 @@
 
         if ( ( avgDialysateConductivity < MIN_DIALYSATE_CONDUCTIVITY ) || ( avgDialysateConductivity > MAX_DIALYSATE_CONDUCTIVITY ) )
         {
+#ifndef DISABLE_DIALYSATE_CHECK
             SET_ALARM_WITH_1_F32_DATA( ALARM_ID_DIALYSATE_CONDUCTIVITY_FAULT, avgDialysateConductivity );
             requestNewOperationMode( DG_MODE_CIRC );
+#endif
         }
     }