diff --git a/tcl/drivers/dil12.tcl b/tcl/drivers/dil12.tcl
index baef43a..4aa078e 100644
--- a/tcl/drivers/dil12.tcl
+++ b/tcl/drivers/dil12.tcl
@@ -821,8 +821,8 @@ proc dil12::autostep {phase init} {
             dil12::msg "pump for 15 more seconds"
           }
         }
-      } elseif {[sct pumptime] != 0} {
-        dil12::msg "there might be some mixure in TRAP A, please check"
+      # } elseif {[sct pumptime] != 0} {
+      #  dil12::msg "there might be some mixure in TRAP A, please check"
       }
     }
     init_pipes_ready {