Index: dialin/dg/dialysate_generator.py
===================================================================
diff -u -r7855e1d1ce4e02adf55f4ac67e99ee024cb69107 -r0dfd363489d3d96e3365ff1e1f4fabbac3b2fd5f
--- dialin/dg/dialysate_generator.py	(.../dialysate_generator.py)	(revision 7855e1d1ce4e02adf55f4ac67e99ee024cb69107)
+++ dialin/dg/dialysate_generator.py	(.../dialysate_generator.py)	(revision 0dfd363489d3d96e3365ff1e1f4fabbac3b2fd5f)
@@ -7,8 +7,8 @@
 #
 # @file dialysate_generator.py
 #
-# @author (last) Quang Nguyen
-# @date (last) 09-Sep-2020
+# @author (last) Peter Lucia
+# @date (last) 10-Nov-2020
 # @author (original) Peter Lucia
 # @date (original) 02-Apr-2020
 #
@@ -30,7 +30,7 @@
 from ..utils.conversions import integer_to_bytearray
 from ..protocols.CAN import (DenaliCanMessenger, DenaliMessage, DenaliChannels)
 from ..utils.base import _AbstractSubSystem, _publish, _LogManager
-from ..common.msg_defs import MsgIds, MsgFldPositions
+from ..common.msg_defs import MsgIds, MsgFieldPositions
 
 
 class DG(_AbstractSubSystem):
@@ -219,9 +219,9 @@
         """
 
         mode = struct.unpack('i', bytearray(
-            message['message'][MsgFldPositions.START_POS_FIELD_1:MsgFldPositions.END_POS_FIELD_1]))
+            message['message'][MsgFieldPositions.START_POS_FIELD_1:MsgFieldPositions.END_POS_FIELD_1]))
         smode = struct.unpack('i', bytearray(
-            message['message'][MsgFldPositions.START_POS_FIELD_2:MsgFldPositions.END_POS_FIELD_2]))
+            message['message'][MsgFieldPositions.START_POS_FIELD_2:MsgFieldPositions.END_POS_FIELD_2]))
 
         self.dg_operation_mode = mode[0]
         self.dg_operation_sub_mode = smode[0]
Index: dialin/dg/hd_proxy.py
===================================================================
diff -u -r3a4a3ca071c818acd40918e5d7a2400461e7cedb -r0dfd363489d3d96e3365ff1e1f4fabbac3b2fd5f
--- dialin/dg/hd_proxy.py	(.../hd_proxy.py)	(revision 3a4a3ca071c818acd40918e5d7a2400461e7cedb)
+++ dialin/dg/hd_proxy.py	(.../hd_proxy.py)	(revision 0dfd363489d3d96e3365ff1e1f4fabbac3b2fd5f)
@@ -107,7 +107,7 @@
             self.logger.debug("Timeout!!!!")
             return False
 
-    def cmd_drain(self, volume=200):
+    def cmd_drain(self, volume=200, tareLoadCell=False):
         """
         Constructs and sends the drain command.
         Constraints:
@@ -119,7 +119,8 @@
         """
 
         vol = integer_to_bytearray(volume)
-        payload = vol
+        tare = integer_to_bytearray(tareLoadCell)
+        payload = vol + tare
 
         message = DenaliMessage.build_message(channel_id=DenaliChannels.dialin_to_dg_ch_id,
                                               message_id=MsgIds.MSG_ID_DG_DRAIN_CMD.value,