update

Furnace/FurnaceRT/Equipments/PMs/PMN2Purge.cs

@@ -38,7 +38,7 @@ namespace FurnaceRT.Equipments.PMs
         private N2PurgeModeEnum _currentPhase;
         private double _manualPhase2StabilityTime = 0;
         private double _manualPhase4StabilityTime = 0;
-   
+
         private bool _enableAbortN2purge = true;
 
         private int _phase1CycleCount = 0;
@@ -108,7 +108,7 @@ namespace FurnaceRT.Equipments.PMs
 
         private void SetN2PurgeModeAction(string selectN2PurgeMode)
         {
-          
+
             _N2PurgeMode = (N2PurgeModeEnum)Enum.Parse(typeof(N2PurgeModeEnum), selectN2PurgeMode);
 
             if (_N2PurgeMode == N2PurgeModeEnum.N2PurgeMode)
@@ -410,7 +410,7 @@ namespace FurnaceRT.Equipments.PMs
         }
         private bool GetN2PurgePhase3()
         {
-            return GetO2Density() < _n2ToAirData;
+            return GetO2Density() < _n2ToAirData && GetLADoorOpenStatus();
         }
         private bool GetN2PurgePhase5()
         {