Index: firmware/App/Controllers/DryBiCart.c
===================================================================
diff -u -ra6ead936473ef260bbd330050fcf7e1b10120175 -r95fa5cf340d60a9efcba15c4b5af6554e36fc551
--- firmware/App/Controllers/DryBiCart.c	(.../DryBiCart.c)	(revision a6ead936473ef260bbd330050fcf7e1b10120175)
+++ firmware/App/Controllers/DryBiCart.c	(.../DryBiCart.c)	(revision 95fa5cf340d60a9efcba15c4b5af6554e36fc551)
@@ -490,14 +490,17 @@
  * @brief
  * The setBicarbChamberFillRequested function sets the chmaberFillRequest
  * flag value to be True.
- * @details \b Inputs: dryBiCartFillRequested, dryBiCartDrainRequested
+ * @details \b Inputs: dryBiCartFillRequested, dryBiCartDrainRequested,
+ * dryBiCartDepressurizeRequested
  * @details \b Outputs: bicarbChamberFillRequested
  * @return TRUE if successful, FALSE if not.
  *************************************************************************/
 BOOL setBicarbChamberFillRequested( void )
 {
     BOOL result = FALSE;
-    BOOL requestStatus = getU32OverrideValue( &dryBiCartFillRequested ) || getU32OverrideValue( &dryBiCartDrainRequested );
+    BOOL requestStatus = getU32OverrideValue( &dryBiCartFillRequested ) ||\
+            getU32OverrideValue( &dryBiCartDrainRequested ) || \
+            getU32OverrideValue( &dryBiCartDepressurizeRequested );
 
     // ensure that there is no other operation in progress before new request set to true
     if ( FALSE == requestStatus )
@@ -533,14 +536,17 @@
  * @brief
  * The setBicartFillRequested function sets the bicart fill request
  * flag value to be True.
- * @details \b Inputs: bicarbChamberFillRequested, dryBiCartDrainRequested
+ * @details \b Inputs: bicarbChamberFillRequested, dryBiCartDrainRequested,
+ * dryBiCartDepressurizeRequested
  * @details \b Outputs: dryBiCartFillRequested
  * @return TRUE if successful, FALSE if not.
  *************************************************************************/
 BOOL setBicartFillRequested( void )
 {
     BOOL result = FALSE;
-    BOOL requestStatus = getU32OverrideValue( &bicarbChamberFillRequested ) || getU32OverrideValue( &dryBiCartDrainRequested );
+    BOOL requestStatus = getU32OverrideValue( &bicarbChamberFillRequested ) \
+            || getU32OverrideValue( &dryBiCartDrainRequested ) || \
+            getU32OverrideValue( &dryBiCartDepressurizeRequested ) ;
 
     //ensure that there is no other operation in progress before new request set to true
     if ( FALSE == requestStatus )
@@ -576,14 +582,17 @@
  * @brief
  * The setBicartDrainRequested function sets the bicart drain request
  * flag value to be True.
- * @details \b Inputs: bicarbChamberFillRequested,dryBiCartFillRequested
+ * @details \b Inputs: bicarbChamberFillRequested,dryBiCartFillRequested,
+ * dryBiCartDepressurizeRequested
  * @details \b Outputs: dryBiCartDrainRequested
  * @return TRUE if successful, FALSE if not.
  *************************************************************************/
 BOOL setBicartDrainRequested( void )
 {
     BOOL result = FALSE;
-    BOOL requestStatus = getU32OverrideValue( &bicarbChamberFillRequested ) || getU32OverrideValue( &dryBiCartFillRequested );
+    BOOL requestStatus = getU32OverrideValue( &bicarbChamberFillRequested ) || \
+            getU32OverrideValue( &dryBiCartFillRequested ) || \
+            getU32OverrideValue( &dryBiCartDepressurizeRequested );
 
     //ensure that there is no other operation in progress before new request set to true
     if ( FALSE == requestStatus )
@@ -617,6 +626,51 @@
 
 /*********************************************************************//**
  * @brief
+ * The setBicartDepressurizeRequested function sets the bicart depressurize request
+ * flag value to be True.
+ * @details \b Inputs: bicarbChamberFillRequested,dryBiCartFillRequested,dryBiCartDrainRequested
+ * @details \b Outputs: dryBiCartDepressurizeRequested
+ * @return TRUE if successful, FALSE if not.
+ *************************************************************************/
+BOOL setBicartDepressurizeRequested( void )
+{
+    BOOL result = FALSE;
+    BOOL requestStatus = getU32OverrideValue( &bicarbChamberFillRequested ) || \
+            getU32OverrideValue( &dryBiCartFillRequested ) || \
+            getU32OverrideValue( &dryBiCartDrainRequested );
+
+    //ensure that there is no other operation in progress before new request set to true
+    if ( FALSE == requestStatus )
+    {
+        dryBiCartDepressurizeRequested.data = TRUE;
+        result = TRUE;
+    }
+
+    return result;
+}
+
+/*********************************************************************//**
+ * @brief
+ * The getBicartDepressurizeRequested function gets the bicart depressurize request
+ * flag value
+ * @details \b Inputs: dryBiCartDepressurizeRequested
+ * @details \b Outputs: none
+ * @return TRUE if successful, FALSE if not.
+ *************************************************************************/
+BOOL getBicartDepressurizeRequested( void )
+{
+    BOOL result = FALSE;
+
+    if ( ( TRUE == getU32OverrideValue( &dryBiCartDepressurizeRequested ) ) )
+    {
+        result = TRUE;
+    }
+
+    return result;
+}
+
+/*********************************************************************//**
+ * @brief
  * The getCurrentDryBiCartFillExecState function returns the current state
  * of the dry bicart fill state.
  * @details \b Inputs: dryBiCartFillExecState
@@ -1638,7 +1692,7 @@
  *************************************************************************/
 BOOL testDryBiCartDepressurizeRequestOverride( MESSAGE_T *message )
 {
-    BOOL result = u32Override( message, &dryBiCartDepressurizeRequested, FALSE, TRUE );
+    BOOL result = setBicartDrainRequested();//u32Override( message, &dryBiCartDepressurizeRequested, FALSE, TRUE );
 
     return result;
 }