Index: firmware/App/Controllers/Ultrafiltration.c
===================================================================
diff -u -ree311636fcfb7db1913edef2d9fea22153465a87 -rb4e65bc0026ff22f0bb77e4e066724368ef1cfd5
--- firmware/App/Controllers/Ultrafiltration.c	(.../Ultrafiltration.c)	(revision ee311636fcfb7db1913edef2d9fea22153465a87)
+++ firmware/App/Controllers/Ultrafiltration.c	(.../Ultrafiltration.c)	(revision b4e65bc0026ff22f0bb77e4e066724368ef1cfd5)
@@ -204,9 +204,9 @@
  *************************************************************************/
 static void updateUFRequest( void )
 {
-    F32 qd         = getTDDialysateFlowrate();
-    BOOL bypass    = getTDDialyzerBypass();
-    BOOL prevState = isUltrafiltrationRequested;
+    F32 qd           = getTDDialysateFlowrate();
+    BOOL bypass      = getTDDialyzerBypass();
+    BOOL prevUFState = isUltrafiltrationRequested;
 
     // update latest UF run/pause request
     // if qd is zero or dialyzer is bypassed, UF pump should be turn off
@@ -220,9 +220,9 @@
     }
 
     // event update on state switch
-    if( prevState != isUltrafiltrationRequested )
+    if( prevUFState != isUltrafiltrationRequested )
     {
-        SEND_EVENT_WITH_2_U32_DATA( DD_EVENT_UF_STATE_CHANGE, prevState, isUltrafiltrationRequested );
+        SEND_EVENT_WITH_2_U32_DATA( DD_EVENT_UF_PUMP_ON_OFF, prevUFState, isUltrafiltrationRequested );
     }
 }