Index: firmware/App/Modes/ModeDrain.c
===================================================================
diff -u -r79d12d6910a03b6fe08161d0cd3c706e7d359fff -r729561329c224146d94b91bce5992cddec51f7c6
--- firmware/App/Modes/ModeDrain.c	(.../ModeDrain.c)	(revision 79d12d6910a03b6fe08161d0cd3c706e7d359fff)
+++ firmware/App/Modes/ModeDrain.c	(.../ModeDrain.c)	(revision 729561329c224146d94b91bce5992cddec51f7c6)
@@ -62,6 +62,8 @@
 #define CONCENTRATE_BOTTLE_RESERVOIOR_FILLS      3                                                     ///< Concentrate bottle reservoir vlls.
 #define BICARB_PERCENT_FILL                      0.03514F                                              ///< Bicarb volume percentage of reservoir volume.
 #define ACID_PERCENT_FILL                        0.02222F                                              ///< Acid volume percentage of reservoir volume.
+#define DATA_PUBLISH_COUNTER_START_COUNT         70                                                    ///< Data publish counter start count.
+#define DRAIN_MODE_DATA_PUB_INTERVAL             ( MS_PER_SECOND / TASK_GENERAL_INTERVAL )             ///< Interval (ms/task time) at which the drain mode data is published on the CAN bus.
 
 ///< Concentrate bottle acid low volume in mL.
 static const F32 CONCENTRATE_BOTTLE_ACID_LOW_VOLUME_ML   = ( CONCENTRATE_BOTTLE_PRIMING_VOL_ML +
@@ -78,13 +80,15 @@
 static BOOL rinseConcentrateLines;                                                                     ///< Flag indicates to rinse concentrate lines.
 static U32 rinseConcentrateLinesTimerCtr;                                                              ///< Timer counter for rinsing concentrate lines.
 static U32 dialysateDrainStartTime;                                                                    ///< Dialysate drain start time.
-
+static U32 dataPublishCounter;                                                                         ///< Used to schedule drain mode data publication to CAN bus.
+static OVERRIDE_U32_T drainModeDataPublishInterval = { DRAIN_MODE_DATA_PUB_INTERVAL,
+                                                      DRAIN_MODE_DATA_PUB_INTERVAL, 0, 0 };             ///< Interval (in ms) at which to publish drain mode data to CAN bus.
 // ********** private function prototypes **********
 static DG_DRAIN_STATE_T handleDrainStateStart( void );
 static DG_DRAIN_STATE_T handleDrainStateDrain( void );
 static DG_DRAIN_STATE_T handleDrainStateTare( void );
 static DG_DRAIN_STATE_T handleRinseState( void );
-
+static void publishDrainModeData( void );
 /*********************************************************************//**
  * @brief
  * The initDrainMode function initializes the drain mode module.
@@ -101,6 +105,7 @@
     drainEmptyTareTimerCtr        = 0;
     rinseConcentrateLinesTimerCtr = 0;
     dialysateDrainStartTime       = 0;
+    dataPublishCounter            = DATA_PUBLISH_COUNTER_START_COUNT;
 }
 
 /*********************************************************************//**
@@ -398,4 +403,33 @@
     return result;
 }
 
+/*********************************************************************//**
+ * @brief
+ * The publishFillModeData function publishes fill mode data
+ * at the set interval.
+ * @details Inputs: fillModeDataPublicationTimerCounter, fillModeDataPublishInterval
+ * @details Outputs: fillModeData
+ * @return none
+ *************************************************************************/
+static void publishDrainModeData( void )
+{
+    // publish Drain mode data on interval
+    if ( ++dataPublishCounter >= getU32OverrideValue( &fillModeDataPublishInterval ) )
+    {
+        DG_DRAIN_MODE_DATA_T drainModeData;
+
+        U32 drainModeState;         ///< Drain Mode state.
+        U32 badFillSignal;          ///< Gen Idle bad fill signal.
+        U32 badFillState;           ///< Gen Idle bad fill substate.
+
+        drainModeData.drainModeState    = drainState;
+        drainModeData.badFillSignal     = getCurrentBadFillSignal();
+        drainModeData.badFillState      = getCurrentGenIdleBadFillState()
+
+        broadcastData( /, COMM_BUFFER_OUT_CAN_DG_BROADCAST, (U08*)&drainModeData, sizeof( DG_DRAIN_MODE_DATA_T ) );
+        // Populate the data structure for publication
+        dataPublishCounter = 0;
+    }
+}
+
 /**@}*/