Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -r5fc16235c1752c993b3f1285f3a2b9738372af7a -rd145aee7286405e19dfd703b0e29375b85c6c38a
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 5fc16235c1752c993b3f1285f3a2b9738372af7a)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision d145aee7286405e19dfd703b0e29375b85c6c38a)
@@ -228,7 +228,7 @@
  * @param almData2 2nd data associated with alarm
  * @return TRUE if msg successfully queued for transmit, FALSE if not
  *************************************************************************/
-BOOL broadcastAlarmTriggered( U16 alarm, ALARM_DATA_T almData1, ALARM_DATA_T almData2 )
+BOOL broadcastAlarmTriggered( U32 alarm, ALARM_DATA_T almData1, ALARM_DATA_T almData2 )
 {
     BOOL result;
     MESSAGE_T msg;
@@ -237,10 +237,10 @@
     // create a message record
     blankMessage( &msg );
     msg.hdr.msgID = MSG_ID_ALARM_TRIGGERED;
-    msg.hdr.payloadLen = sizeof( U16 ) + sizeof( ALARM_DATA_T ) + sizeof( ALARM_DATA_T );
+    msg.hdr.payloadLen = sizeof( U32 ) + sizeof( ALARM_DATA_T ) + sizeof( ALARM_DATA_T );
 
-    memcpy( payloadPtr, &alarm, sizeof( U16 ) );
-    payloadPtr += sizeof( U16 );
+    memcpy( payloadPtr, &alarm, sizeof( U32 ) );
+    payloadPtr += sizeof( U32 );
     memcpy( payloadPtr, &almData1, sizeof( ALARM_DATA_T ) );
     payloadPtr += sizeof( ALARM_DATA_T );
     memcpy( payloadPtr, &almData2, sizeof( ALARM_DATA_T ) );