Index: leahi_dialin/common/msg_ids.py
===================================================================
diff -u -r38e8dd31728056dbb7f9304c98ab16d7147b75a2 -r55a8c10a40d37ca346976b11dd5fdc0c8ee76c97
--- leahi_dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 38e8dd31728056dbb7f9304c98ab16d7147b75a2)
+++ leahi_dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 55a8c10a40d37ca346976b11dd5fdc0c8ee76c97)
@@ -161,6 +161,9 @@
     MSG_ID_TD_HEPARIN_DATA = 0x8C
     MSG_ID_TD_END_TREATMENT_REQUEST     = 0x8D
     MSG_ID_TD_END_TREATMENT_RESPONSE    = 0x8E
+    MSG_ID_TD_RINSEBACK_PROGRESS = 0x8F
+    MSG_ID_UI_RINSEBACK_CMD_REQUEST = 0x90
+    MSG_ID_TD_RINSEBACK_CMD_RESPONSE = 0x91
     
     MSG_ID_DD_PISTON_PUMP_CONTROL_DATA = 0xF0
 
@@ -326,6 +329,7 @@
     MSG_ID_DD_RINSE_PUMP_DATA_PUBLISH_INTERVAL_OVERRIDE_REQUEST = 0xA053
     MSG_ID_DD_RINSE_PUMP_PWM_PERCENT_OVERRIDE_REQUEST = 0xA054
     MSG_ID_DD_RINSE_PUMP_TURN_ON_OFF_REQUEST = 0xA055
+    MSG_ID_DD_SET_CONDUCTIVITY_MODEL_REQUEST = 0xA056
 
     # Placeholder messages
     MSG_ID_DD_ALARM_STATE_OVERRIDE_REQUEST = 0xAF03
Index: leahi_dialin/dd/modules/conductivity_sensors.py
===================================================================
diff -u -r3715028b608b10e1d440a8a738c8a4f70d3d411b -r55a8c10a40d37ca346976b11dd5fdc0c8ee76c97
--- leahi_dialin/dd/modules/conductivity_sensors.py	(.../conductivity_sensors.py)	(revision 3715028b608b10e1d440a8a738c8a4f70d3d411b)
+++ leahi_dialin/dd/modules/conductivity_sensors.py	(.../conductivity_sensors.py)	(revision 55a8c10a40d37ca346976b11dd5fdc0c8ee76c97)
@@ -23,7 +23,7 @@
 from leahi_dialin.common.global_vars import GlobalVariables
 from leahi_dialin.common.msg_defs import MsgIds, MsgFieldPositions
 from leahi_dialin.common.override_templates import cmd_generic_broadcast_interval_override, cmd_generic_override
-from leahi_dialin.protocols.CAN import DenaliChannels
+from leahi_dialin.protocols.CAN import DenaliMessage, DenaliChannels
 from leahi_dialin.utils.base import AbstractSubSystem, publish
 from leahi_dialin.utils.conversions import integer_to_bytearray, float_to_bytearray
 
@@ -170,7 +170,6 @@
             logger = self.logger,
             can_interface = self.can_interface)
 
-
     def cmd_conductivity_sensor_error_counter_override(self, sensor_index: int, counter: int, reset: int = NO_RESET) -> int:
         """
         Constructs and sends the conductivity error count override command
@@ -195,3 +194,30 @@
             override_text = str(counter),
             logger = self.logger,
             can_interface = self.can_interface)
+
+    def cmd_set_conductivity_sensor_model(self, model_id: int) -> int:
+        """
+        Constructs and sends the conductivity model set command. Default is Standard.
+        This only applies to Aly conductivity sensors that are connected to a Teensy Board.
+        This will also affect FP conductivity sensors.
+        Model IDs:
+            STANDARD,               standard equation for conductivity
+            ALY_LINEAR,             Aly's high range model for conductivity
+            UPDATED_STANDARD,       Updated standard equation with a linear transformation.
+
+        @param model_id: unsigned int - model ID.
+        @return: none
+        """
+        model_byte_array = integer_to_bytearray(model_id)
+        payload = model_byte_array
+
+        return cmd_generic_override(
+            payload = payload,
+            reset = 0,
+            channel_id = DenaliChannels.dialin_to_dd_ch_id,
+            msg_id = MsgIds.MSG_ID_DD_SET_CONDUCTIVITY_MODEL_REQUEST,
+            entity_name = f'DD set Conductivity Model ID',
+            override_text = str(model_id),
+            logger = self.logger,
+            can_interface = self.can_interface)
+
Index: leahi_dialin/dd/modules/gen_dialysate.py
===================================================================
diff -u -r38e8dd31728056dbb7f9304c98ab16d7147b75a2 -r55a8c10a40d37ca346976b11dd5fdc0c8ee76c97
--- leahi_dialin/dd/modules/gen_dialysate.py	(.../gen_dialysate.py)	(revision 38e8dd31728056dbb7f9304c98ab16d7147b75a2)
+++ leahi_dialin/dd/modules/gen_dialysate.py	(.../gen_dialysate.py)	(revision 55a8c10a40d37ca346976b11dd5fdc0c8ee76c97)
@@ -57,10 +57,6 @@
 
     @publish(["msg_id_dd_gen_dialysate_mode_data",
               "execution_state", "dialysate_delivery_in_progress",
-              "d6_level",
-              "d63_level", "d46_level",
-              "d9_pressure",
-              "d18_pressure", "d51_pressure",
               "dialysate_good_to_deliver",
               "targetQd",
               "isBalancingChamberSwitchingActive",
Index: leahi_dialin/fp/filtration_purification.py
===================================================================
diff -u -r3715028b608b10e1d440a8a738c8a4f70d3d411b -r55a8c10a40d37ca346976b11dd5fdc0c8ee76c97
--- leahi_dialin/fp/filtration_purification.py	(.../filtration_purification.py)	(revision 3715028b608b10e1d440a8a738c8a4f70d3d411b)
+++ leahi_dialin/fp/filtration_purification.py	(.../filtration_purification.py)	(revision 55a8c10a40d37ca346976b11dd5fdc0c8ee76c97)
@@ -95,6 +95,7 @@
                                                                        self._handler_fp_defeatured_response)
 
         # create properties
+        self.fp_defeaturized = False
         self.fp_defeatured_timestamp = 0.0
         self.fp_op_mode_timestamp = 0.0
         self.fp_debug_events_timestamp = 0.0
@@ -124,7 +125,7 @@
         self.temperatures = FPTemperatureSensors(self.can_interface, self.logger)
         self.test_configs = FPTestConfig(self.can_interface, self.logger)
         self.valves = FPValves(self.can_interface, self.logger)
-        self.dd_proxy = DDProxy(self.can_interface, self.logger)
+        self.dd_proxy = DDProxy(self.can_interface, self.logger, fp = self)
 
 
     @publish(["msg_id_fp_debug_event", "fp_debug_events_timestamp","fp_debug_events"])