Index: firmware/App/Controllers/BalancingChamber.c
===================================================================
diff -u -rf3da6b650092e42a6934d3cea23e9f509c4c18cc -r175eb5ee33cc3301be0186defe8bccfc732b926f
--- firmware/App/Controllers/BalancingChamber.c	(.../BalancingChamber.c)	(revision f3da6b650092e42a6934d3cea23e9f509c4c18cc)
+++ firmware/App/Controllers/BalancingChamber.c	(.../BalancingChamber.c)	(revision 175eb5ee33cc3301be0186defe8bccfc732b926f)
@@ -7,8 +7,8 @@
 *
 * @file    BalancingChamber.c
 *
-* @author  (last)      Dara Navaei
-* @date    (last)      18-Mar-2026
+* @author  (last)      Vinayakam Mani
+* @date    (last)      06-Apr-2026
 *
 * @author  (original)  Vinayakam Mani
 * @date    (original)  28-Jan-2025
@@ -495,6 +495,17 @@
     freshDialPressure         = getFilteredPressure( D18_PRES );
     spentDialPressure         = getFilteredPressure( D51_PRES );
 
+    if ( getTestConfigStatus( TEST_CONFIG_DD_FP_ENABLE_BETA_1_0_HW ) == TRUE )
+    {
+        //Set Trimmer heater Target temp every BC cycle to catch up fresh dialysate temp
+        setHeaterTargetTemperature( D45_HEAT, getD4AverageTemperature() );
+    }
+    else
+    {
+        //Set Trimmer heater Target temp every BC cycle to catch up fresh dialysate temp
+        setHeaterTargetTemperature( D45_HEAT, getD99AverageTemperature() );
+    }
+
     // Check fresh dialysate pressure in range or BC switch only flag set or BC pressure alarms are disabled
     if ( ( ( freshDialPressure >= FRESH_DIAL_PRESSURE_MIN_PSIG ) && ( freshDialPressure <= FRESH_DIAL_PRESSURE_MAX_PSIG ) ) ||
          ( TRUE == getBalChamberSwitchingOnlyStatus() ) || ( TRUE == getTestConfigStatus( TEST_CONFIG_DD_DISABLE_BC_PRESSURE_ALARMS ) ) )
@@ -724,6 +735,17 @@
     freshDialPressure         = getFilteredPressure( D18_PRES );
     spentDialPressure         = getFilteredPressure( D51_PRES );
 
+    if ( getTestConfigStatus( TEST_CONFIG_DD_FP_ENABLE_BETA_1_0_HW ) == TRUE )
+    {
+        //Set Trimmer heater Target temp every BC cycle to catch up fresh dialysate temp
+        setHeaterTargetTemperature( D45_HEAT, getD4AverageTemperature() );
+    }
+    else
+    {
+        //Set Trimmer heater Target temp every BC cycle to catch up fresh dialysate temp
+        setHeaterTargetTemperature( D45_HEAT, getD99AverageTemperature() );
+    }
+
     // Check fresh dialysate pressure in range
     if ( ( ( freshDialPressure >= FRESH_DIAL_PRESSURE_MIN_PSIG ) && ( freshDialPressure <= FRESH_DIAL_PRESSURE_MAX_PSIG ) )  ||
          ( TRUE == getBalChamberSwitchingOnlyStatus() ) || ( TRUE == getTestConfigStatus( TEST_CONFIG_DD_DISABLE_BC_PRESSURE_ALARMS ) ) )