Index: firmware/App/Modes/ModeGenIdle.c
===================================================================
diff -u -r6499ea25921fcf67826fa0c35bb03caf411ba542 -r5c430c3ac17fc8ad836fd70b8a3b8a12af44319e
--- firmware/App/Modes/ModeGenIdle.c	(.../ModeGenIdle.c)	(revision 6499ea25921fcf67826fa0c35bb03caf411ba542)
+++ firmware/App/Modes/ModeGenIdle.c	(.../ModeGenIdle.c)	(revision 5c430c3ac17fc8ad836fd70b8a3b8a12af44319e)
@@ -191,7 +191,6 @@
     checkInletWaterConductivity();
     checkInletWaterTemperature();
     checkInletWaterPressure();
-    checkRORejectionRatio();
 
     // Transition to standby mode when HD is not communicating
     if ( TRUE == isHDCommunicating() )