Index: firmware/App/Services/AlarmMgmt.c
===================================================================
diff -u -rc7665b50144a403816389d4e673b3a42d6459fa8 -rcf6f24182211ad8cd8aa0628cec6a30a79d7a1ef
--- firmware/App/Services/AlarmMgmt.c	(.../AlarmMgmt.c)	(revision c7665b50144a403816389d4e673b3a42d6459fa8)
+++ firmware/App/Services/AlarmMgmt.c	(.../AlarmMgmt.c)	(revision cf6f24182211ad8cd8aa0628cec6a30a79d7a1ef)
@@ -115,6 +115,7 @@
 static OVERRIDE_U32_T alarmStartedAt[ NUM_OF_ALARM_IDS ];                           ///< Table - when alarm became active for each alarm (if active) or zero (if inactive)
 static U32 alarmStatusPublicationTimerCounter = 0;                                  ///< Used to schedule alarm status publication to CAN bus.
 static U32 alarmInfoPublicationTimerCounter = 0;                                    ///< Used to schedule alarm information publication to CAN bus.
+static U32 alarmsBlockedTimer = 0;                                                  ///< Time used to temporarily block alarms during recovery from AC power fail
 
 /// Interval (in task intervals) at which to publish alarm status to CAN bus.
 static OVERRIDE_U32_T alarmStatusPublishInterval = { ALARM_STATUS_PUBLISH_INTERVAL, ALARM_STATUS_PUBLISH_INTERVAL, ALARM_STATUS_PUBLISH_INTERVAL, 0 };
@@ -202,7 +203,6 @@
     alarmStatus.alarmsSilenced = FALSE;
     alarmStatus.alarmsSilenceStart = 0;
     alarmStatus.alarmsSilenceExpiresIn = 0;
-    alarmStatus.alarmsBlockedTimer = 0;
     alarmStatus.alarmsEscalatesIn = 0;
     alarmStatus.alarmsToEscalate = FALSE;
     alarmStatus.alarmTop = ALARM_ID_NO_ALARM;
@@ -218,6 +218,7 @@
     alarmStatus.noDialRecirc = FALSE;
     alarmStatus.ok = FALSE;
 
+    alarmsBlockedTimer = 0;
     alarmAudioTestToneRequested = FALSE;
     resumeBlockedByAlarmProperty = FALSE;
     alarmAudioSelfTestState = ALARM_AUDIO_SELF_TEST_STATE_START;
@@ -242,9 +243,9 @@
     publishAlarmInfo();
 
     // Block new machine alarms during power fail recovery
-    if ( alarmStatus.alarmsBlockedTimer > 0 )
+    if ( alarmsBlockedTimer > 0 )
     {
-        alarmStatus.alarmsBlockedTimer--;
+        alarmsBlockedTimer--;
     }
 }
 
@@ -341,7 +342,7 @@
  * The activateAlarm2Data function activates a given alarm.  Also, an alarm
  * message is broadcast to the rest of the system.  This function will
  * include two given data in the broadcast message for logging.
- * @details Inputs: alarmStatus, determines blocked alarm conditions
+ * @details Inputs: alarmsBlockedTimer, determines blocked alarm conditions
  * @details Outputs: alarm triggered message sent, alarm activated
  * @param alarm ID of alarm to activate
  * @param alarmData1 supporting data to include in alarm msg
@@ -356,10 +357,10 @@
         // Block if new alarms are occur during loss of AC power
         if ( ( TRUE == getCPLDACPowerLossDetected() ) )
         {
-            alarmStatus.alarmsBlockedTimer = ALARM_BLOCKED_COUNT_AFTER_AC_RETURN;
+            alarmsBlockedTimer = ALARM_BLOCKED_COUNT_AFTER_AC_RETURN;
         }
         // if the block timer is 0 OR we have an unblockable alarm
-        if (   ( ALARM_NOT_BLOCKED == alarmStatus.alarmsBlockedTimer )
+        if (   ( ALARM_NOT_BLOCKED == alarmsBlockedTimer )
             || ( ALARM_ID_HD_AC_POWER_LOST == alarm )
             || ( ALARM_ID_HD_AC_POWER_LOST_IN_TREATMENT == alarm ) )
         {
Index: firmware/App/Services/AlarmMgmt.h
===================================================================
diff -u -r9e88617fa7eef0fd2ccc9a69facbf07437777490 -rcf6f24182211ad8cd8aa0628cec6a30a79d7a1ef
--- firmware/App/Services/AlarmMgmt.h	(.../AlarmMgmt.h)	(revision 9e88617fa7eef0fd2ccc9a69facbf07437777490)
+++ firmware/App/Services/AlarmMgmt.h	(.../AlarmMgmt.h)	(revision cf6f24182211ad8cd8aa0628cec6a30a79d7a1ef)
@@ -62,7 +62,6 @@
     BOOL                alarmsSilenced;                             ///< Alarms are currently silenced?
     U32                 alarmsSilenceStart;                         ///< Time stamp for when alarms were silenced (ms)
     U32                 alarmsSilenceExpiresIn;                     ///< Time until alarm silence expires (seconds)
-    U32                 alarmsBlockedTimer;                         ///< Time used to temporarily block alarms during recovery from AC power fail
     BOOL                alarmsToEscalate;                           ///< Are any active alarms due to escalate (should UI show count down timer?)
     U32                 alarmsEscalatesIn;                          ///< Time until alarm will escalate (seconds)
     ALARM_ID_T          alarmTop;                                   ///< ID of current top alarm that will drive lamp/audio and UI should be displaying right now