Index: firmware/App/Services/SystemCommMessages.h
===================================================================
diff -u -r0295b0641d2f7eb2f61bf1d7901134cf9b893afb -rf3b83f75a19b975ad1abead662c8151a2907ac00
--- firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision 0295b0641d2f7eb2f61bf1d7901134cf9b893afb)
+++ firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision f3b83f75a19b975ad1abead662c8151a2907ac00)
@@ -19,11 +19,12 @@
 #define __SYSTEM_COMM_MESSAGES_H__
 
 #include "HDCommon.h"
+#include "DGInterface.h"
+#include "DialOutFlow.h"
+#include "ModeTreatment.h"
 #include "MsgQueues.h"
 #include "NVDataMgmt.h"
-#include "DialOutFlow.h"
-#include "DGInterface.h"
-#include "PresOccl.h"
+#include "PresOccl.h"
 
 /**
  *  @defgroup SystemCommMessages SystemCommMessages
@@ -129,6 +130,12 @@
 // MSG_ID_USER_BLOOD_DIAL_RATE_CHANGE_RESPONSE
 BOOL sendChangeBloodDialysateRateChangeResponse( BOOL accepted, U32 reason, U32 bloodRate, U32 dialRate );
 
+// MSG_ID_UI_PRESSURE_LIMITS_CHANGE_REQUEST
+void handleChangePressureLimitsRequest( MESSAGE_T *message );
+
+// MSG_ID_HD_PRESSURE_LIMITS_CHANGE_RESPONSE
+BOOL sendChangePressureLimitsChangeResponse( PRESSURE_LIMIT_CHANGE_RESPONSE_T *data );
+
 // MSG_ID_SET_DG_DIALYSATE_TEMP_TARGETS
 BOOL sendDialysateTempTargetsToDG( F32 primary, F32 trimmer );