Index: dialin/hd/ui_proxy.py
===================================================================
diff -u -r3ca5f08399384f9950bafce04d81f56b1534a27c -r144742dcf6d188427c16f5d1eb4af72652100947
--- dialin/hd/ui_proxy.py	(.../ui_proxy.py)	(revision 3ca5f08399384f9950bafce04d81f56b1534a27c)
+++ dialin/hd/ui_proxy.py	(.../ui_proxy.py)	(revision 144742dcf6d188427c16f5d1eb4af72652100947)
@@ -1890,7 +1890,7 @@
             self.logger.debug("Timeout!!!!")
             return False
 
-    def cmd_ui_send_pressure_limits_change_request(self, arterial: int, venous: int, asymmetric_venous: int) -> int:
+    def cmd_ui_send_pressure_limits_change_request(self, arterial: int, venous: int, asymmetric_venous: int) -> None:
         """
         Constructs and sends a pressure limits request message to the HD.
 
@@ -1910,12 +1910,4 @@
 
         self.logger.debug("Sending UI pressure limits message")
 
-        received_message = self.can_interface.send(message)
-
-        # If there is content...
-        if received_message is not None:
-            # response payload is OK or not OK
-            return received_message['message'][DenaliMessage.PAYLOAD_START_INDEX]
-        else:
-            self.logger.debug("Timeout!!!!")
-            return False
+        received_message = self.can_interface.send(message)
\ No newline at end of file