Index: leahi_dialin/fp/filtration_purification.py
===================================================================
diff -u -r5224de78275fde7b4699f8e903f53b645be6ec0a -r31d0d53df3f8bff9f9f401beb10200c6af711e63
--- leahi_dialin/fp/filtration_purification.py	(.../filtration_purification.py)	(revision 5224de78275fde7b4699f8e903f53b645be6ec0a)
+++ leahi_dialin/fp/filtration_purification.py	(.../filtration_purification.py)	(revision 31d0d53df3f8bff9f9f401beb10200c6af711e63)
@@ -77,8 +77,7 @@
         self.callback_id = None
         # register handler for FP operation mode broadcast messages
         if self.can_interface is not None:
-            channel_id = DenaliChannels.fp_sync_broadcast_ch_id
-            self.can_interface.register_receiving_publication_function(channel_id,
+            self.can_interface.register_receiving_publication_function(DenaliChannels.fp_sync_broadcast_ch_id,
                                                                        MsgIds.MSG_ID_FP_OP_MODE_DATA.value,
                                                                        self._handler_fp_op_mode_sync)
 
@@ -87,14 +86,14 @@
                                                                        MsgIds.MSG_ID_DD_VERSION_RESPONSE.value,
                                                                        self._handler_fp_version_response_sync)
 
-            self.can_interface.register_receiving_publication_function(channel_id,
+            self.can_interface.register_receiving_publication_function(DenaliChannels.fp_sync_broadcast_ch_id,
                                                                        MsgIds.MSG_ID_FP_DEBUG_EVENT.value,
                                                                        self._handler_fp_debug_event_sync)
             
-            self.can_interface.register_receiving_publication_function(channel_id,
+            self.can_interface.register_receiving_publication_function(DenaliChannels.dd_to_dialin_ch_id,
                                                                        MsgIds.MSG_ID_FP_DEF_STATUS_RESPONSE.value,
                                                                        self._handler_fp_defeatured_response)
-            self.can_interface.register_receiving_publication_function(channel_id,
+            self.can_interface.register_receiving_publication_function(DenaliChannels.dd_to_dialin_ch_id,
                                                                        MsgIds.MSG_ID_FP_BOOST_PUMP_INSTALL_STATUS_RESPONSE.value,
                                                                        self._handler_fp_boost_pump_installed_response)
             # Dialin will send a login message during construction. This is for the leahi subsystems to start
@@ -232,8 +231,8 @@
         @param message:  defeatured response from FP
         @return: None
         """
-        self.fp_defeatured = struct.unpack('?', bytearray(
-            message['message'][MsgFieldPositions.START_POS_FIELD_1:MsgFieldPositions.END_POS_FIELD_1]))
+        self.fp_defeatured = True if struct.unpack('I', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_1:MsgFieldPositions.END_POS_FIELD_1]))[0] == 1 else False
 
         self.fp_defeatured_timestamp = timestamp
 
@@ -246,8 +245,8 @@
         @param message:  defeatured response from FP
         @return: None
         """
-        self.fp_p40_installed = struct.unpack('?', bytearray(
-            message['message'][MsgFieldPositions.START_POS_FIELD_1:MsgFieldPositions.END_POS_FIELD_1]))
+        self.fp_p40_installed = True if struct.unpack('I', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_1:MsgFieldPositions.END_POS_FIELD_1]))[0] == 1 else False
 
         self.fp_p40_installed_timestamp = timestamp