Index: firmware/App/Modes/ModeInitPOST.c
===================================================================
diff -u -r0ca939ac0e3ad7d432152a89135075bfd67246df -rfdbb919248858aeffe5d23c2b6c57181e821f929
--- firmware/App/Modes/ModeInitPOST.c	(.../ModeInitPOST.c)	(revision 0ca939ac0e3ad7d432152a89135075bfd67246df)
+++ firmware/App/Modes/ModeInitPOST.c	(.../ModeInitPOST.c)	(revision fdbb919248858aeffe5d23c2b6c57181e821f929)
@@ -42,7 +42,6 @@
 #include "SystemCommMessages.h"
 #include "TaskGeneral.h"
 #include "Temperatures.h"
-#include "Timers.h"
 #include "Valves.h"
 #include "WatchdogMgmt.h"
 
@@ -80,7 +79,7 @@
 static UI_VERSIONS_T uiVersion = { 0, 0, 0, 0, 0 };             ///< Version and compatibility information reported by UI.
 static DG_VERSIONS_T dgVersion = { 0, 0, 0, 0, 0, 0, 0, 0, 0 }; ///< Version and compatibility information reported by DG.
 static U32 startPOSTDelayCounter = 0;                           ///< Start POST delay counter.
-static U32 SNAndInstConfigSendStartTimeMS;                      ///< serial number and institutional configuration send start time milliseconds.
+static BOOL hasSNAndInstBeenSent;                               ///< Boolean flag to check whether serial number and institutional record been sent.
 
 extern U32 savedResetReasonCode;                                ///< Saved reset reason code from sys_startup.c.
 
@@ -102,18 +101,18 @@
  *************************************************************************/
 void initInitAndPOSTMode( void )
 {
-    postState                      = POST_STATE_START;
-    postCompleted                  = FALSE;
-    postPassed                     = FALSE;
-    tempPOSTPassed                 = TRUE;
-    uiPOSTPassed                   = FALSE;
-    dgPOSTPassed                   = FALSE;
-    uiPOSTResultReceived           = FALSE;
-    dgPOSTResultReceived           = FALSE;
-    waitForUIPostTimerCtr          = 0;
-    postCompleteDelayTimerCtr      = 0;
-    startPOSTDelayCounter          = 0;
-    SNAndInstConfigSendStartTimeMS = getMSTimerCount();
+    postState                 = POST_STATE_START;
+    postCompleted             = FALSE;
+    postPassed                = FALSE;
+    tempPOSTPassed            = TRUE;
+    uiPOSTPassed              = FALSE;
+    dgPOSTPassed              = FALSE;
+    uiPOSTResultReceived      = FALSE;
+    dgPOSTResultReceived      = FALSE;
+    waitForUIPostTimerCtr     = 0;
+    postCompleteDelayTimerCtr = 0;
+    startPOSTDelayCounter     = 0;
+    hasSNAndInstBeenSent      = FALSE;
 }
 
 /*********************************************************************//**
@@ -628,7 +627,7 @@
  *************************************************************************/
 static void sendSerialNumberAndInstitutionalToUI( void )
 {
-    if ( ( TRUE == didTimeout( SNAndInstConfigSendStartTimeMS, SN_INST_SEND_TO_UI_TIME_INTERVAL_MS ) ) && ( postState > POST_STATE_NVDATAMGMT ) )
+    if ( ( FALSE == hasSNAndInstBeenSent ) && ( postState > POST_STATE_NVDATAMGMT ) )
     {
         MESSAGE_T message;
 
@@ -639,7 +638,7 @@
         handleHDSerialNumberRequest();
         handleSendInstitutionalRecordToUI( &message );
 
-        SNAndInstConfigSendStartTimeMS = getMSTimerCount();
+        hasSNAndInstBeenSent = TRUE;
     }
 }