Index: firmware/App/Modes/ModeStandby.c
===================================================================
diff -u -r94b2082ddcec6ccb947e67714dc85ae005a2c7b6 -r9f3943dcab5881216ef0119e7de3a36668dea3bc
--- firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision 94b2082ddcec6ccb947e67714dc85ae005a2c7b6)
+++ firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision 9f3943dcab5881216ef0119e7de3a36668dea3bc)
@@ -233,17 +233,18 @@
  *************************************************************************/
 BOOL startDGHeatDisinfect( void )
 {
-    BOOL result = FALSE;
+    BOOL status = FALSE;
 
-    // If DG is in standby mode and the standby mode is in Idle state, request DG heat disinfection
-    if ( DG_MODE_STAN == getCurrentOperationMode() && DG_STANDBY_MODE_STATE_IDLE == standbyState )
+    // If DG is in standby mode and the standby mode is in Idle state or if DG is in solo mode, request DG heat disinfect
+    if ( ( DG_MODE_STAN == getCurrentOperationMode() && DG_STANDBY_MODE_STATE_IDLE == standbyState ) ||
+           DG_MODE_SOLO == getCurrentOperationMode() )
     {
         requestNewOperationMode( DG_MODE_HEAT );
 
-        result = TRUE;
+        status = TRUE;
     }
 
-    return result;
+    return status;
 }
 
 /*********************************************************************//**