Index: firmware/App/Monitors/WaterQualityMonitor.c
===================================================================
diff -u -r47a7b0fce13cf38919932a8662c378f4f6a8b9f3 -rf1de0420490d71f85393a1e281bbbbc87a232c64
--- firmware/App/Monitors/WaterQualityMonitor.c	(.../WaterQualityMonitor.c)	(revision 47a7b0fce13cf38919932a8662c378f4f6a8b9f3)
+++ firmware/App/Monitors/WaterQualityMonitor.c	(.../WaterQualityMonitor.c)	(revision f1de0420490d71f85393a1e281bbbbc87a232c64)
@@ -8,7 +8,7 @@
 * @file    WaterQualityMonitor.c
 *
 * @author  (last)      “rkallala”
-* @date    (last)      15-Jan-2026
+* @date    (last)      20-Jan-2026
 *
 * @author  (original)  Michael Garthwaite
 * @date    (original)  08-Sep-2025
@@ -26,6 +26,7 @@
 #include "SystemCommDD.h"
 #include "TaskPriority.h"
 #include "Temperature.h"
+#include "Timers.h"
 #include "WaterQualityMonitor.h"
 
 /**
@@ -66,9 +67,7 @@
 #define MIN_RO_REJECTION_RATIO_PCT                                   90.0F                                                   ///< Minimum RO rejection ration in percentage
 
 #define PERMEATE_FLOW_OUT_RANGE_PERSISTENCE_TIMEOUT_MS               ( 5 * MS_PER_SECOND )                                   ///< Verify Water timer ( in ms )
-#define PERMEATE_FLOW_OUT_RANGE_PERSISTENCE_CLEAR_MS                 ( 5 * MS_PER_SECOND )                                   ///< Verify Water timer ( in ms )
 #define PERMEATE_FLOW_FAULT_MIN_THRESHOLD                            200.0F                                                  ///< Permeate flow low tolerance limit
-#define PERMEATE_FLOW_OUT_OF_RANGE_TIMEOUT_MS                        ( 12 * MS_PER_SECOND )                                  ///< Permeate flow low tolerance out of range timeout
 
 #define RO_PUMP_DUTY_CYCLE_WARNING_TIMEOUT_MS                        ( 1 * MS_PER_SECOND )                                   ///< Persistence period for duty cycle in warning range in milliseconds.
 #define RO_PUMP_DUTY_CYCLE_WARNING_CLEAR_MS                          ( 1 * MS_PER_SECOND )                                   ///< Persistence period for duty cycle warning range clear in milliseconds.
@@ -110,10 +109,9 @@
     initPersistentAlarm( ALARM_ID_FP_INLET_CONDUCTIVITY_OUT_HIGH_RANGE, INLET_WATER_COND_OUT_OF_RANGE_CLEAR_MS, INLET_WATER_COND_OUT_OF_RANGE_TIMEOUT_MS );
     initPersistentAlarm( ALARM_ID_FP_RO_OUTLET_CONDUCTIVITY_HIGH_RANGE, INLET_WATER_COND_OUT_OF_RANGE_CLEAR_MS, INLET_WATER_COND_OUT_OF_RANGE_TIMEOUT_MS );
 
-    //Flow Alarms
-    initPersistentAlarm( ALARM_ID_FP_PERMEATE_FLOW_OUT_HIGH_RANGE, PERMEATE_FLOW_OUT_RANGE_PERSISTENCE_CLEAR_MS, PERMEATE_FLOW_OUT_RANGE_PERSISTENCE_TIMEOUT_MS );
-    // fault , clearing timeout is not applicable
-    initPersistentAlarm( ALARM_ID_FP_PERMEATE_FLOW_OUT_LOW_RANGE, 0, PERMEATE_FLOW_OUT_OF_RANGE_TIMEOUT_MS );
+    //Flow Alarms. Clearing timeout is not applicable for Fault alarms
+    initPersistentAlarm( ALARM_ID_FP_PERMEATE_FLOW_OUT_HIGH_RANGE, 0, PERMEATE_FLOW_OUT_RANGE_PERSISTENCE_TIMEOUT_MS );
+    initPersistentAlarm( ALARM_ID_FP_PERMEATE_FLOW_OUT_LOW_RANGE, 0, PERMEATE_FLOW_OUT_RANGE_PERSISTENCE_TIMEOUT_MS );
 
     // duty cycle warning alarm
     initPersistentAlarm( ALARM_ID_FP_POWER_BUDGET_OUT_OF_RANGE, RO_PUMP_DUTY_CYCLE_WARNING_CLEAR_MS, RO_PUMP_DUTY_CYCLE_WARNING_TIMEOUT_MS );
@@ -198,7 +196,13 @@
     F32 minimumAllowedPermeateFlow = (F32)getTargetROPumpFlowRateMLPM() - PERMEATE_FLOW_FAULT_MIN_THRESHOLD;
 
     isFlowOutOfRange = ( ( permeateFlow < minimumAllowedPermeateFlow ) ? TRUE : FALSE );
-    checkPersistentAlarm( ALARM_ID_FP_PERMEATE_FLOW_OUT_LOW_RANGE, isFlowOutOfRange, permeateFlow, minimumAllowedPermeateFlow );
+    if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_FP_PERMEATE_FLOW_OUT_LOW_RANGE, isFlowOutOfRange ) )
+    {
+        if ( isROPumpLowflowAlarmExempt() != TRUE )
+        {
+            SET_ALARM_WITH_2_F32_DATA( ALARM_ID_FP_PERMEATE_FLOW_OUT_LOW_RANGE, permeateFlow, minimumAllowedPermeateFlow );
+        }
+    }
 }
 
 /*********************************************************************//**