diff --git a/Modules/SicModules/Config/PM/PM1/DeviceModelPM1.xml b/Modules/SicModules/Config/PM/PM1/DeviceModelPM1.xml
index bb33197..267aad7 100644
--- a/Modules/SicModules/Config/PM/PM1/DeviceModelPM1.xml
+++ b/Modules/SicModules/Config/PM/PM1/DeviceModelPM1.xml
@@ -105,7 +105,7 @@
     <IoValve id="V25" display="GasBoxVentBypass" schematicId="V99" unit="" isNc="true" isDefaultOpen="false" diOpen="" doOpen="DO_GasBoxVentBypass(V25)" diCloseSensor="" diOpenSensor="" />
   </IoValves>
   <IoThrottleValves classType="Aitex.Core.RT.Device.Devices.IoThrottleValve2" assembly="MECF.Framework.RT.EquipmentLibrary">
-    <IoThrottleValve id="TV" display="TV" schematicId="TV" unit="mbar" scBasePath="PM.{module}" modeValuePressure="5" modeValuePosition="2" modeValueClose="3" modeValueOpen="4" aioType="float" aiStatus="AI_TVmode" aiPositionFeedback="AI_ActualPositon" aiPressureFeedback="AI_ActualPressure" aoPressureMode="AO_ValveModeSetpoint" aoPositionSetPoint="AO_SetpointPositon" aoPressureSetPoint="AO_SetpointPressure" doTVValveEnable="DO_TVEnable" diTVValveEnable="" />
+    <IoThrottleValve id="TV" display="TV" schematicId="TV" unit="mbar" scBasePath="PM.{module}" modeValuePressure="5" modeValuePosition="2" modeValueClose="3" modeValueOpen="4" aioType="float" aiStatus="AI_TVmode" aiPositionFeedback="AI_ActualPositon" aiPressureFeedback="AI_ActualPressure" aoPressureMode="AO_ValveModeSetpoint" aoPositionSetPoint="AO_SetpointPositon" aoPressureSetPoint="AO_SetpointPressure" doTVValveEnable="DO_TVEnable" doTVReset="DO_TVReset" diTVValveEnable="" />
   </IoThrottleValves>
   <IoMfcs classType="Aitex.Core.RT.Device.Devices.IoMFC" assembly="MECF.Framework.RT.EquipmentLibrary">
     <IoMfc3 id="Mfc1" display="Mfc1" schematicId="Mfc1" unit="sccm" aiActMode="AI_M1ActMode" aoSetMode="AO_M1CtrlMode" aiFlow="AI_M1" aoFlow="AO_M1" scBasePath="PM.PM1.MFC" aioType="float" formatString="F1" diAlarm="DI_MFC01Offline" AlarmText="Alarm101  MFC01 Offline[DI-351]" />
diff --git a/Modules/SicModules/Config/PM/PM1/_ioDefinePM1.xml b/Modules/SicModules/Config/PM/PM1/_ioDefinePM1.xml
index c9d14da..5992eb7 100644
--- a/Modules/SicModules/Config/PM/PM1/_ioDefinePM1.xml
+++ b/Modules/SicModules/Config/PM/PM1/_ioDefinePM1.xml
@@ -383,6 +383,7 @@
     <DO_ITEM Index="135" Name="DO_SCR2Enable" BufferOffset="135" Addr="135" Description="" />
     <DO_ITEM Index="136" Name="DO_SCR3Enable" BufferOffset="136" Addr="136" Description="" />
     <DO_ITEM Index="140" Name="DO_TVEnable" BufferOffset="140" Addr="140" Description="" />
+    <DO_ITEM Index="141" Name="DO_TVReset"  BufferOffset="141" Addr="141" Description="" />
     <DO_ITEM Index="144" Name="DO_PSU1Reset" BufferOffset="144" Addr="144" Description="" />
     <DO_ITEM Index="145" Name="DO_PSU2Reset" BufferOffset="145" Addr="145" Description="" />
     <DO_ITEM Index="146" Name="DO_PSU3Reset" BufferOffset="146" Addr="146" Description="" />
diff --git a/Modules/SicModules/Config/PM/PM2/DeviceModelPM2.xml b/Modules/SicModules/Config/PM/PM2/DeviceModelPM2.xml
index dd8e718..66c4f80 100644
--- a/Modules/SicModules/Config/PM/PM2/DeviceModelPM2.xml
+++ b/Modules/SicModules/Config/PM/PM2/DeviceModelPM2.xml
@@ -105,7 +105,7 @@
     <IoValve id="V25" display="GasBoxVentBypass" schematicId="V99" unit="" isNc="true" isDefaultOpen="false" diOpen="" doOpen="DO_GasBoxVentBypass(V25)" diCloseSensor="" diOpenSensor="" />
   </IoValves>
   <IoThrottleValves classType="Aitex.Core.RT.Device.Devices.IoThrottleValve2" assembly="MECF.Framework.RT.EquipmentLibrary">
-    <IoThrottleValve id="TV" display="TV" schematicId="TV" unit="mbar" scBasePath="PM.{module}" modeValuePressure="5" modeValuePosition="2" modeValueClose="3" modeValueOpen="4" aioType="float" aiStatus="AI_TVmode" aiPositionFeedback="AI_ActualPositon" aiPressureFeedback="AI_ActualPressure" aoPressureMode="AO_ValveModeSetpoint" aoPositionSetPoint="AO_SetpointPositon" aoPressureSetPoint="AO_SetpointPressure" doTVValveEnable="DO_TVEnable" diTVValveEnable="" />
+    <IoThrottleValve id="TV" display="TV" schematicId="TV" unit="mbar" scBasePath="PM.{module}" modeValuePressure="5" modeValuePosition="2" modeValueClose="3" modeValueOpen="4" aioType="float" aiStatus="AI_TVmode" aiPositionFeedback="AI_ActualPositon" aiPressureFeedback="AI_ActualPressure" aoPressureMode="AO_ValveModeSetpoint" aoPositionSetPoint="AO_SetpointPositon" aoPressureSetPoint="AO_SetpointPressure" doTVValveEnable="DO_TVEnable" doTVReset="DO_TVReset" diTVValveEnable="" />
   </IoThrottleValves>
   <IoMfcs classType="Aitex.Core.RT.Device.Devices.IoMFC" assembly="MECF.Framework.RT.EquipmentLibrary">
     <IoMfc id="Mfc1" display="Mfc1" schematicId="Mfc1" unit="sccm" aiActMode="AI_M1ActMode" aoSetMode="AO_M1CtrlMode" aiFlow="AI_M1" aoFlow="AO_M1" scBasePath="PM.PM2.MFC" aioType="float" formatString="F1" diAlarm="DI_MFC01Offline" AlarmText="Alarm101  MFC01 Offline[DI-351]" />
diff --git a/Modules/SicModules/Config/PM/PM2/_ioDefinePM2.xml b/Modules/SicModules/Config/PM/PM2/_ioDefinePM2.xml
index defa968..becd98a 100644
--- a/Modules/SicModules/Config/PM/PM2/_ioDefinePM2.xml
+++ b/Modules/SicModules/Config/PM/PM2/_ioDefinePM2.xml
@@ -384,6 +384,7 @@
     <DO_ITEM Index="135" Name="DO_SCR2Enable" BufferOffset="135" Addr="135" Description="" />
     <DO_ITEM Index="136" Name="DO_SCR3Enable" BufferOffset="136" Addr="136" Description="" />
     <DO_ITEM Index="140" Name="DO_TVEnable" BufferOffset="140" Addr="140" Description="" />
+    <DO_ITEM Index="141" Name="DO_TVReset"  BufferOffset="141" Addr="141" Description="" />
     <DO_ITEM Index="144" Name="DO_PSU1Reset" BufferOffset="144" Addr="144" Description="" />
     <DO_ITEM Index="145" Name="DO_PSU2Reset" BufferOffset="145" Addr="145" Description="" />
     <DO_ITEM Index="146" Name="DO_PSU3Reset" BufferOffset="146" Addr="146" Description="" />
diff --git a/SicUI/Models/PMs/PMOperationView.xaml b/SicUI/Models/PMs/PMOperationView.xaml
index e6f182c..9201d7a 100644
--- a/SicUI/Models/PMs/PMOperationView.xaml
+++ b/SicUI/Models/PMs/PMOperationView.xaml
@@ -6752,6 +6752,7 @@
                     HorizontalAlignment="Center"
                     VerticalAlignment="Top"
                     Command="{Binding CmdTvEnable}"
+                    CommandReset="{Binding CmdTvReset}"
                     DeviceData="{Binding TV}"
                     RenderTransformOrigin="-1.667,1.222" />
 
diff --git a/SicUI/Models/PMs/PMOperationViewModel.cs b/SicUI/Models/PMs/PMOperationViewModel.cs
index 3f976d3..65e9c38 100644
--- a/SicUI/Models/PMs/PMOperationViewModel.cs
+++ b/SicUI/Models/PMs/PMOperationViewModel.cs
@@ -1480,6 +1480,7 @@ namespace SicUI.Models.PMs
         public string LabelU13 { get; set; }
 
         public ICommand CmdTvEnable { get; set; }
+        public ICommand CmdTvReset { get; set; }
         public ICommand CmdTvPostionToZero { get; set; }
         public ICommand CmdTurnGasValve { get; set; }
         public ICommand CmdSetMfcFlow { get; set; }
@@ -1488,6 +1489,7 @@ namespace SicUI.Models.PMs
         {
             this.DisplayName = "Operation";
             CmdTvEnable = new DelegateCommand<object>(PerformCmdTvEnable);
+            CmdTvReset = new DelegateCommand<object>(PerformCmdTvReset);
             CmdTurnGasValve = new DelegateCommand<object>(PerformCmdTurnGasValve);
             CmdSetMfcFlow = new DelegateCommand<object>(PerformCmdSetMfcFlow);
         }
@@ -1516,6 +1518,10 @@ namespace SicUI.Models.PMs
             var pair = (KeyValuePair<string, string>)data;
             InvokeClient.Instance.Service.DoOperation($"{SystemName}.TV.SetTVValveEnable", pair.Value);
         }
+        private void PerformCmdTvReset(object data)
+        {
+            InvokeClient.Instance.Service.DoOperation($"{SystemName}.TV.SetTVReset", true);
+        }
         private void PerformCmdTurnGasValve(object data)
         {
             var pair = (KeyValuePair<string, string>)data;