Index: firmware/App/Controllers/DGInterface.c
===================================================================
diff -u -r766708fceb0bdf1af8c7897df29d4f5036bfd3db -rf3680ff380d9543102406833a48da5a2d20e6029
--- firmware/App/Controllers/DGInterface.c	(.../DGInterface.c)	(revision 766708fceb0bdf1af8c7897df29d4f5036bfd3db)
+++ firmware/App/Controllers/DGInterface.c	(.../DGInterface.c)	(revision f3680ff380d9543102406833a48da5a2d20e6029)
@@ -105,7 +105,6 @@
 static U32 dgReservoirDrainVolumeTargetSet = 0;                 ///< Drain-to volume commanded.
 static U32 resUseTimer = 0;                                     ///< Used to track time pumping from active reservoir (for volume used calculation).
 static F32 resUseVolumeMl = 0.0;                                ///< Accumulated volume used from active reservoir.
-static BOOL resHasBeenTared[ NUM_OF_DG_RESERVOIRS ];            ///< Flags indicate whether the reservoir has been tared for this treatment.
 
 // ********** private function prototypes **********
 
@@ -173,21 +172,6 @@
     // TODO - make sure DG sensor/state data is coming in timely manner (e.g. load cells s/b every 100 ms)
 }
 
-/*********************************************************************//**
- * @brief
- * The initPreTreatmentReservoirMgmt function initializes the pre-treatment
- * reservoir management state machine.
- * @details Inputs: none
- * @details Outputs: pre-treatment reservoir management state machine initialized.
- * @return none
- *************************************************************************/
-void initPreTreatmentReservoirMgmt( void )
-{
-    // TODO - currentPreTrtResMgmtState = TREATMENT_RESERVOIR_MGMT_START_STATE;
-    resMgmtTimer = 0;
-    resHasBeenTared[ DG_RESERVOIR_1 ] = FALSE;
-    resHasBeenTared[ DG_RESERVOIR_2 ] = FALSE;
-}
 
 /*********************************************************************//**
  * @brief
Index: firmware/App/Controllers/DGInterface.h
===================================================================
diff -u -r766708fceb0bdf1af8c7897df29d4f5036bfd3db -rf3680ff380d9543102406833a48da5a2d20e6029
--- firmware/App/Controllers/DGInterface.h	(.../DGInterface.h)	(revision 766708fceb0bdf1af8c7897df29d4f5036bfd3db)
+++ firmware/App/Controllers/DGInterface.h	(.../DGInterface.h)	(revision f3680ff380d9543102406833a48da5a2d20e6029)
@@ -129,7 +129,6 @@
 
 void execDGInterfaceMonitor( void );
 
-void initPreTreatmentReservoirMgmt( void );
 void initTreatmentReservoirMgmt( void );
 void execTreatmentReservoirMgmt( void );
 
Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -r766708fceb0bdf1af8c7897df29d4f5036bfd3db -rf3680ff380d9543102406833a48da5a2d20e6029
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 766708fceb0bdf1af8c7897df29d4f5036bfd3db)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision f3680ff380d9543102406833a48da5a2d20e6029)
@@ -566,9 +566,7 @@
  * and queues the msg for transmit on the appropriate CAN channel.
  * @details Inputs: none
  * @details Outputs: DG drain command msg constructed and queued.
- * @param drainToVolumeMl volume (in mL) to drain the inactive reservoir to
- * @param tareLoadCells set to TRUE if inactive reservoir load cells should be
- * tared after draining
+ * @param drainCmdPtr drain command data record
  * @return TRUE if msg successfully queued for transmit, FALSE if not
  *************************************************************************/
 BOOL sendDGDrainCommand( DRAIN_RESERVOIR_CMD_PAYLOAD_T *drainCmdPtr )