Index: leahi_dialin/ui/td_messaging.py
===================================================================
diff -u -r919de710d774b9811738be450783368841bb9e32 -r320844532e619f42288d4bee574a5c154f49d895
--- leahi_dialin/ui/td_messaging.py	(.../td_messaging.py)	(revision 919de710d774b9811738be450783368841bb9e32)
+++ leahi_dialin/ui/td_messaging.py	(.../td_messaging.py)	(revision 320844532e619f42288d4bee574a5c154f49d895)
@@ -495,7 +495,7 @@
                       min_dial_rate_mLH : int,
                       max_dial_rate_mLH : int):
         """
-        Broadcasts the current TD Blood Pump Data (Msg ID: 0x11, 17)
+        Broadcasts the current TD Param Ranges Data (Msg ID: 0x43, 67)
         Args:
             @param min_tx_time_s      : Minimum treatement time in secs.
             @param max_tx_time_s      : Maximum treatement time in secs.
@@ -510,12 +510,12 @@
             raise ValueError("CAN Interface is not enabled")
 
 
-        payload =  conversions.integer_to_bytearray         (min_tx_time_s       )
-        payload += conversions.integer_to_bytearray         (max_tx_time_s       )
-        payload += conversions.float_to_bytearray           (min_uf_volume_mL    )
-        payload += conversions.float_to_bytearray           (max_uf_volume_mL    )
-        payload += conversions.integer_to_bytearray         (min_dial_rate_mLH   )
-        payload += conversions.integer_to_bytearray         (max_dial_rate_mLH   )
+        payload =  conversions.unsigned_integer_to_bytearray    (min_tx_time_s       )
+        payload += conversions.unsigned_integer_to_bytearray    (max_tx_time_s       )
+        payload += conversions.float_to_bytearray               (min_uf_volume_mL    )
+        payload += conversions.float_to_bytearray               (max_uf_volume_mL    )
+        payload += conversions.unsigned_integer_to_bytearray    (min_dial_rate_mLH   )
+        payload += conversions.unsigned_integer_to_bytearray    (max_dial_rate_mLH   )
 
         message = CAN.DenaliMessage.build_message(
                                             channel_id=CAN.DenaliChannels.td_sync_broadcast_ch_id,