diff --git a/app/gui/oven_control/udphandler.h b/app/gui/oven_control/udphandler.h
index 272032b..61dd783 100644
--- a/app/gui/oven_control/udphandler.h
+++ b/app/gui/oven_control/udphandler.h
@@ -55,6 +55,7 @@ public:
     bool unp() { return (state.onoff_state2 & 0x0200) != 0; }
     bool hdm() { return (state.onoff_state2 & 0x0400) != 0; }
     bool sgnv() { return (state.onoff_state2 & 0x0800) != 0; }
+    bool inv() {return (state.onoff_state2 & 0x1000) !=0; }
 
 signals:
     void changed();
diff --git a/app/gui/oven_control/valvetestwindow.cpp b/app/gui/oven_control/valvetestwindow.cpp
index 44d0ee0..0c54dfa 100644
--- a/app/gui/oven_control/valvetestwindow.cpp
+++ b/app/gui/oven_control/valvetestwindow.cpp
@@ -116,6 +116,15 @@ void ValveTestWindow::on_steamPumpButton_clicked()
         steamPumpOn();
 }
 
+void ValveTestWindow::on_steamPumpButton_2_clicked()
+{
+    if (udp->inv())
+        steamPumpOff();
+    else
+        steamPumpOn();
+}
+
+
 void ValveTestWindow::on_quenchingValveButton_clicked()
 {
     if (udp->qnv())
@@ -223,3 +232,14 @@ void ValveTestWindow::cleanValveClose()
 {
     udp->turnOff(TG_SGNV);
 }
+
+void ValveTestWindow::innerCleanValveOpen()
+{
+    udp->turnOn(TG_INV);
+}
+
+void ValveTestWindow::innerCleanValveClose()
+{
+   udp->turnOff(TG_INV);
+}
+
diff --git a/app/gui/oven_control/valvetestwindow.h b/app/gui/oven_control/valvetestwindow.h
index 843807d..fd40f8e 100644
--- a/app/gui/oven_control/valvetestwindow.h
+++ b/app/gui/oven_control/valvetestwindow.h
@@ -32,6 +32,8 @@ private slots:
     void sideValveClose();
     void cleanValveOpen();
     void cleanValveClose();
+    void innerCleanValveOpen();
+    void innerCleanValveClose();
 
     void onDataChanged();
 
@@ -44,6 +46,8 @@ private slots:
     void on_backButton_clicked();
 
 
+    void on_steamPumpButton_2_clicked();
+
 private:
     Ui::ValveTestWindow *ui;
     UdpHandler *udp;
diff --git a/app/gui/oven_control/valvetestwindow.ui b/app/gui/oven_control/valvetestwindow.ui
index a86484b..3654d64 100644
--- a/app/gui/oven_control/valvetestwindow.ui
+++ b/app/gui/oven_control/valvetestwindow.ui
@@ -121,7 +121,7 @@ QPushButton:pressed, QPushButton:focus { border-image: url(:/images/bottom_bar/b
     <property name="geometry">
      <rect>
       <x>697</x>
-      <y>655</y>
+      <y>593</y>
       <width>184</width>
       <height>70</height>
      </rect>
@@ -183,7 +183,7 @@ QPushButton:pressed, QPushButton:focus { border-image: url(:/images/button/184_o
     <property name="geometry">
      <rect>
       <x>697</x>
-      <y>585</y>
+      <y>523</y>
       <width>184</width>
       <height>70</height>
      </rect>
@@ -763,7 +763,7 @@ QPushButton:pressed, QPushButton:focus { border-image: url(:/images/button/184_o
     <property name="geometry">
      <rect>
       <x>480</x>
-      <y>585</y>
+      <y>523</y>
       <width>211</width>
       <height>70</height>
      </rect>
@@ -820,7 +820,7 @@ QPushButton:pressed, QPushButton:focus { border-image: url(:/images/button/184_o
     <property name="geometry">
      <rect>
       <x>480</x>
-      <y>655</y>
+      <y>593</y>
       <width>184</width>
       <height>70</height>
      </rect>
@@ -1062,7 +1062,7 @@ QPushButton:pressed, QPushButton:focus { border-image: url(:/images/button/184_o
     <property name="geometry">
      <rect>
       <x>332</x>
-      <y>592</y>
+      <y>530</y>
       <width>133</width>
       <height>56</height>
      </rect>
@@ -1078,7 +1078,7 @@ QPushButton:pressed, QPushButton:focus { border-image: url(:/images/button/184_o
     <property name="geometry">
      <rect>
       <x>369</x>
-      <y>666</y>
+      <y>604</y>
       <width>96</width>
       <height>48</height>
      </rect>
@@ -1194,6 +1194,93 @@ QPushButton:pressed, QPushButton:focus { border-image: url(:/images/button/184_o
      <string>서비스단계(엔지니어모드) &gt; 기능테스트 &gt; 급수밸브</string>
     </property>
    </widget>
+   <widget class="QPushButton" name="steamPumpButton_2">
+    <property name="geometry">
+     <rect>
+      <x>696</x>
+      <y>662</y>
+      <width>184</width>
+      <height>70</height>
+     </rect>
+    </property>
+    <property name="sizePolicy">
+     <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
+      <horstretch>0</horstretch>
+      <verstretch>0</verstretch>
+     </sizepolicy>
+    </property>
+    <property name="font">
+     <font>
+      <family>Roboto</family>
+      <pointsize>10</pointsize>
+      <weight>75</weight>
+      <bold>true</bold>
+     </font>
+    </property>
+    <property name="styleSheet">
+     <string notr="true">QPushButton { border-image: url(:/images/button/184.png); }
+QPushButton:pressed, QPushButton:focus { border-image: url(:/images/button/184_ov.png); }</string>
+    </property>
+    <property name="text">
+     <string notr="true">START</string>
+    </property>
+   </widget>
+   <widget class="QLabel" name="label_20">
+    <property name="geometry">
+     <rect>
+      <x>479</x>
+      <y>662</y>
+      <width>184</width>
+      <height>70</height>
+     </rect>
+    </property>
+    <property name="palette">
+     <palette>
+      <active>
+       <colorrole role="WindowText">
+        <brush brushstyle="SolidPattern">
+         <color alpha="255">
+          <red>255</red>
+          <green>255</green>
+          <blue>255</blue>
+         </color>
+        </brush>
+       </colorrole>
+      </active>
+      <inactive>
+       <colorrole role="WindowText">
+        <brush brushstyle="SolidPattern">
+         <color alpha="255">
+          <red>255</red>
+          <green>255</green>
+          <blue>255</blue>
+         </color>
+        </brush>
+       </colorrole>
+      </inactive>
+      <disabled>
+       <colorrole role="WindowText">
+        <brush brushstyle="SolidPattern">
+         <color alpha="255">
+          <red>123</red>
+          <green>123</green>
+          <blue>123</blue>
+         </color>
+        </brush>
+       </colorrole>
+      </disabled>
+     </palette>
+    </property>
+    <property name="font">
+     <font>
+      <family>Malgun Gothic</family>
+      <pointsize>11</pointsize>
+     </font>
+    </property>
+    <property name="text">
+     <string>내부 세척 밸브</string>
+    </property>
+   </widget>
   </widget>
  </widget>
  <customwidgets>