diff --git a/MatterControl.Printing/GCode/GCodeMemoryFile.cs b/MatterControl.Printing/GCode/GCodeMemoryFile.cs
index f8247c55b..ae773f480 100644
--- a/MatterControl.Printing/GCode/GCodeMemoryFile.cs
+++ b/MatterControl.Printing/GCode/GCodeMemoryFile.cs
@@ -1082,7 +1082,7 @@ namespace MatterControl.Printing
 					break;
 
 				case "109":
-					// set heated platform temperature
+					// wait for extruder temperature to be reached
 					break;
 
 				case "114":
diff --git a/MatterControlLib/ConfigurationPage/PrintLeveling/WizardPages/AutoProbePage.cs b/MatterControlLib/ConfigurationPage/PrintLeveling/WizardPages/AutoProbePage.cs
index 57499ead5..ba1315ddb 100644
--- a/MatterControlLib/ConfigurationPage/PrintLeveling/WizardPages/AutoProbePage.cs
+++ b/MatterControlLib/ConfigurationPage/PrintLeveling/WizardPages/AutoProbePage.cs
@@ -47,7 +47,6 @@ namespace MatterHackers.MatterControl.ConfigurationPage.PrintLeveling
 		private int probePositionsBeingEditedIndex;
 
 		private List<double> samples = new List<double>();
-		private int numberOfSamples;
 		private AutoResetEvent autoResetEvent;
 		private Vector3 feedRates;
 		private Vector3 adjustedProbePosition;
@@ -79,7 +78,6 @@ namespace MatterHackers.MatterControl.ConfigurationPage.PrintLeveling
 			// Collect settings
 			servoDeployCommand = printer.Settings.GetValue<double>(SettingsKey.z_servo_depolyed_angle);
 			feedRates = printer.Settings.Helpers.ManualMovementSpeeds();
-			numberOfSamples = printer.Settings.GetValue<int>(SettingsKey.z_probe_samples) - 1;
 
 			autoResetEvent = new AutoResetEvent(false);
 
@@ -124,8 +122,6 @@ namespace MatterHackers.MatterControl.ConfigurationPage.PrintLeveling
 				var validProbePosition = PrintLevelingWizard.EnsureInPrintBounds(printer, goalProbePosition);
 				var probePosition = new Vector3(validProbePosition, startProbeHeight);
 
-				//this.lastReportedPosition = printer.Connection.LastReportedPosition;
-
 				probePositionsWidget.ActiveProbeIndex = i;
 				probePositionsWidget.Invalidate();
 
diff --git a/MatterControlLib/PrinterControls/TerminalWindow/TerminalWidget.cs b/MatterControlLib/PrinterControls/TerminalWindow/TerminalWidget.cs
index e50865fc9..4e1356a57 100644
--- a/MatterControlLib/PrinterControls/TerminalWindow/TerminalWidget.cs
+++ b/MatterControlLib/PrinterControls/TerminalWindow/TerminalWidget.cs
@@ -251,6 +251,7 @@ namespace MatterHackers.MatterControl
 			{
 				printer.Connection.TerminalLog.Clear();
 			};
+
 			footerRow.AddChild(clearButton);
 
 			var exportButton = theme.CreateDialogButton("Export".Localize());