Index: dialin/dg/dialysate_fill.py
===================================================================
diff -u -r821d2c94ccc6542a7733a9453e59b751bfd0ef75 -r027f3117a013daf7e8db48efdf05dfdd3f20079e
--- dialin/dg/dialysate_fill.py	(.../dialysate_fill.py)	(revision 821d2c94ccc6542a7733a9453e59b751bfd0ef75)
+++ dialin/dg/dialysate_fill.py	(.../dialysate_fill.py)	(revision 027f3117a013daf7e8db48efdf05dfdd3f20079e)
@@ -63,7 +63,6 @@
             self.can_interface.register_receiving_publication_function(channel_id, msg_id,
                                                                        self._handler_fill_mode_monitor_sync)
 
-
     def get_fill_mode_data(self):
         """
         Gets the current concentrate pump data value
@@ -103,16 +102,16 @@
             message['message'][MsgFieldPositions.START_POS_FIELD_8:MsgFieldPositions.END_POS_FIELD_8]))[0]
         self.dg_fill_mode_timestamp = timestamp
 
-    def cmd_used_acid_volume_override(self, volume: float) -> int:
+    def cmd_used_acid_volume_override(self, volume: float, reset: int = NO_RESET) -> int:
         """
         Constructs and sends the used acid volume override command
 
         @param volume:  float - desired used acid volume to override
+        @param reset:  integer - 1 to reset a previous override, 0 to override
         @return: 1 if successful, zero otherwise
 
         """
-
-        reset_byte_array = integer_to_bytearray(NO_RESET)
+        reset_byte_array = integer_to_bytearray(reset)
         volume_byte_array = float_to_bytearray(volume)
 
         payload = reset_byte_array + volume_byte_array
@@ -134,16 +133,16 @@
             self.logger.error("Timeout!!!!")
             return False
 
-    def cmd_used_bicarb_volume_override(self, volume: float) -> int:
+    def cmd_used_bicarb_volume_override(self, volume: float, reset: int = NO_RESET) -> int:
         """
         Constructs and sends the used bicarb volume override command
 
         @param volume:  float - desired used acid volume to override
+        @param reset:  integer - 1 to reset a previous override, 0 to override
         @return: 1 if successful, zero otherwise
 
         """
-
-        reset_byte_array = integer_to_bytearray(NO_RESET)
+        reset_byte_array = integer_to_bytearray(reset)
         volume_byte_array = float_to_bytearray(volume)
 
         payload = reset_byte_array + volume_byte_array