diff --git a/SicUI/Models/PMs/PMOperationView.xaml b/SicUI/Models/PMs/PMOperationView.xaml
index 5a5f6121..99619f42 100644
--- a/SicUI/Models/PMs/PMOperationView.xaml
+++ b/SicUI/Models/PMs/PMOperationView.xaml
@@ -1721,7 +1721,7 @@
                         Content="V58s" />
                     <Label
                         Canvas.Left="1393"
-                        Canvas.Top="14"
+                        Canvas.Top="19"
                         HorizontalAlignment="Left"
                         VerticalAlignment="Center"
                         Content="V68" />
@@ -4311,13 +4311,13 @@
                     </industrialcontrol:PipeLine>
                     <industrialcontrol:PipeLine
                         Canvas.Left="1387"
-                        Canvas.Top="-21"
-                        Width="213"
+                        Canvas.Top="10"
+                        Width="182"
                         Height="{StaticResource ResourceKey=Pipe_Height}"
                         HorizontalAlignment="Left"
                         VerticalAlignment="Center"
-                        CenterColor="{StaticResource ResourceKey=EdgeColorRed}"
-                        EdgeColor="{StaticResource ResourceKey=EdgeColorRed}"
+                        CenterColor="{StaticResource ResourceKey=CenterColorPurple}"
+                        EdgeColor="{StaticResource ResourceKey=CenterColorWhite}"
                         FlowDirection="RightToLeft"
                         LeftDirection="None"
                         MoveSpeed="0"
@@ -5096,7 +5096,7 @@
 
                     <controlRT:ValveBig
                         Canvas.Left="1380"
-                        Canvas.Top="19"
+                        Canvas.Top="26"
                         Width="16"
                         Height="15"
                         HorizontalAlignment="Center"
@@ -6434,17 +6434,6 @@
                         KnotElliColor="White"
                         KnotT="Through"
                         ThroughInnerColor="#91b0cd" />
-                    <control:Knot
-                        Canvas.Left="1383"
-                        Canvas.Top="4"
-                        Width="6"
-                        Height="5"
-                        HorizontalAlignment="Left"
-                        VerticalAlignment="Center"
-                        KnotDirection="ToLeft"
-                        KnotElliColor="White"
-                        KnotT="Through"
-                        ThroughInnerColor="#91b0cd" />
                     <control:Knot
                         Canvas.Left="426"
                         Canvas.Top="112"