Index: firmware/App/Monitors/Level.c
===================================================================
diff -u -rcd4017b7f69dfb4a86880ebae31def1839f754db -rdeba34e5074da9ac97d8bcbe995f554eec5c70ed
--- firmware/App/Monitors/Level.c	(.../Level.c)	(revision cd4017b7f69dfb4a86880ebae31def1839f754db)
+++ firmware/App/Monitors/Level.c	(.../Level.c)	(revision deba34e5074da9ac97d8bcbe995f554eec5c70ed)
@@ -7,8 +7,8 @@
 *
 * @file    Level.c
 *
-* @author  (last)      Sameer Kalliadan Poyil
-* @date    (last)      04-Feb-2026
+* @author  (last)      Raghu Kallala
+* @date    (last)      23-Feb-2026
 *
 * @author  (original)  Vinayakam Mani
 * @date    (original)  14-Oct-2024
@@ -29,6 +29,7 @@
 
 // ********** private definitions **********
 #define LEVEL_SENSOR_VALUE_LOW              0U                                                      ///< Level sensor digital low value (0 = low, non-zero = high).
+#define LEVEL_SENSOR_VALUE_HIGH             0U                                                      ///< Level sensor digital low value (1 = no liquid, zero liquid ).
 #define FPGA_B1_HW_LEVEL_LOW                5                                                       ///< Floater low level status for Beta 1.0
 #define FPGA_B1_HW_LEVEL_MEDIUM             4                                                       ///< Floater medium level status for Beta 1.0
 #define FPGA_B1_HW_LEVEL_HIGH               6                                                       ///< Floater high level status for Beta 1.0
@@ -136,7 +137,7 @@
             case D63_LEVL:
                 if ( TRUE == getTestConfigStatus( TEST_CONFIG_DD_FP_ENABLE_BETA_2_0_HW ) )
                 {
-                    currentLevelStatus = ( LEVEL_SENSOR_VALUE_LOW == getFPGAD63LevelSensor() ) ? LEVEL_STATE_LOW : LEVEL_STATE_HIGH;
+                    currentLevelStatus = ( LEVEL_SENSOR_VALUE_LOW == getFPGAD63LevelSensor() ) ? LEVEL_STATE_HIGH  : LEVEL_STATE_LOW;
                 }
                 else
                 {
@@ -147,7 +148,7 @@
             case D98_LEVL:
                 if ( TRUE == getTestConfigStatus( TEST_CONFIG_DD_FP_ENABLE_BETA_2_0_HW ) )
                 {
-                    currentLevelStatus = ( LEVEL_SENSOR_VALUE_LOW == getFPGAD98LevelSensor() ) ? LEVEL_STATE_LOW : LEVEL_STATE_HIGH;
+                    currentLevelStatus = ( LEVEL_SENSOR_VALUE_LOW == getFPGAD98LevelSensor() ) ? LEVEL_STATE_HIGH  : LEVEL_STATE_LOW;
                 }
                 else
                 {
@@ -468,9 +469,10 @@
 LEVEL_STATE_T getBicarbChamberLevelStatus( void )
 {
    LEVEL_STATE_T status = LEVEL_STATE_ILLEGAL;
-   LEVEL_STATE_T upperlevel = getLevelStatus( D63_LEVL );
-   LEVEL_STATE_T lowerlevel = getLevelStatus( D98_LEVL );
 
+   LEVEL_STATE_T upperlevel = getLevelStatus( D98_LEVL );
+   LEVEL_STATE_T lowerlevel = getLevelStatus( D63_LEVL );
+
    if ( ( lowerlevel == LEVEL_STATE_LOW ) && ( upperlevel == LEVEL_STATE_LOW ) )
    {
        status = LEVEL_STATE_LOW;