diff --git a/app/js/grbl-defaults.js b/app/js/grbl-defaults.js
index 014e1c4..a7abbba 100644
--- a/app/js/grbl-defaults.js
+++ b/app/js/grbl-defaults.js
@@ -20,7 +20,7 @@ function selectMachine(type) {
       $24: "100.000", //"Homing locate feed rate, mm/min"
       $25: "1000.000", //"Homing search seek rate, mm/min"
       $26: "250", //"Homing switch debounce delay, milliseconds"
-      $27: "3.000", //"Homing switch pull-off distance, millimeters"
+      $27: "5.000", //"Homing switch pull-off distance, millimeters"
       $30: "1000", //"Maximum spindle speed, RPM"
       $31: "0", //"Minimum spindle speed, RPM"
       $32: "0", //"Maximum spindle speed, RPM"
@@ -58,7 +58,7 @@ function selectMachine(type) {
       $24: "100.000", //"Homing locate feed rate, mm/min"
       $25: "1000.000", //"Homing search seek rate, mm/min"
       $26: "250", //"Homing switch debounce delay, milliseconds"
-      $27: "3.000", //"Homing switch pull-off distance, millimeters"
+      $27: "5.000", //"Homing switch pull-off distance, millimeters"
       $30: "1000", //"Maximum spindle speed, RPM"
       $31: "0", //"Minimum spindle speed, RPM"
       $32: "0", //"Maximum spindle speed, RPM"
@@ -96,7 +96,7 @@ function selectMachine(type) {
       $24: "100.000", //"Homing locate feed rate, mm/min"
       $25: "1000.000", //"Homing search seek rate, mm/min"
       $26: "250", //"Homing switch debounce delay, milliseconds"
-      $27: "3.000", //"Homing switch pull-off distance, millimeters"
+      $27: "5.000", //"Homing switch pull-off distance, millimeters"
       $30: "1000", //"Maximum spindle speed, RPM"
       $31: "0", //"Minimum spindle speed, RPM"
       $32: "0", //"Maximum spindle speed, RPM"
@@ -134,7 +134,7 @@ function selectMachine(type) {
       $24: "100.000", //"Homing locate feed rate, mm/min"
       $25: "1000.000", //"Homing search seek rate, mm/min"
       $26: "250", //"Homing switch debounce delay, milliseconds"
-      $27: "3.000", //"Homing switch pull-off distance, millimeters"
+      $27: "5.000", //"Homing switch pull-off distance, millimeters"
       $30: "1000", //"Maximum spindle speed, RPM"
       $31: "0", //"Minimum spindle speed, RPM"
       $32: "0", //"Maximum spindle speed, RPM"
@@ -172,7 +172,7 @@ function selectMachine(type) {
       $24: "100.000", //"Homing locate feed rate, mm/min"
       $25: "1000.000", //"Homing search seek rate, mm/min"
       $26: "250", //"Homing switch debounce delay, milliseconds"
-      $27: "3.000", //"Homing switch pull-off distance, millimeters"
+      $27: "5.000", //"Homing switch pull-off distance, millimeters"
       $30: "1000", //"Maximum spindle speed, RPM"
       $31: "0", //"Minimum spindle speed, RPM"
       $32: "0", //"Maximum spindle speed, RPM"
@@ -210,7 +210,7 @@ function selectMachine(type) {
       $24: "100.000", //"Homing locate feed rate, mm/min"
       $25: "1000.000", //"Homing search seek rate, mm/min"
       $26: "250", //"Homing switch debounce delay, milliseconds"
-      $27: "3.000", //"Homing switch pull-off distance, millimeters"
+      $27: "5.000", //"Homing switch pull-off distance, millimeters"
       $30: "1000", //"Maximum spindle speed, RPM"
       $31: "0", //"Minimum spindle speed, RPM"
       $32: "1", //"Maximum spindle speed, RPM"
@@ -248,7 +248,7 @@ function selectMachine(type) {
       $24: "100.000", //"Homing locate feed rate, mm/min"
       $25: "1000.000", //"Homing search seek rate, mm/min"
       $26: "250", //"Homing switch debounce delay, milliseconds"
-      $27: "3.000", //"Homing switch pull-off distance, millimeters"
+      $27: "5.000", //"Homing switch pull-off distance, millimeters"
       $30: "1000", //"Maximum spindle speed, RPM"
       $31: "0", //"Minimum spindle speed, RPM"
       $32: "1", //"Maximum spindle speed, RPM"
@@ -286,7 +286,7 @@ function selectMachine(type) {
       $24: "100.000", //"Homing locate feed rate, mm/min"
       $25: "1000.000", //"Homing search seek rate, mm/min"
       $26: "250", //"Homing switch debounce delay, milliseconds"
-      $27: "3.000", //"Homing switch pull-off distance, millimeters"
+      $27: "5.000", //"Homing switch pull-off distance, millimeters"
       $30: "1000", //"Maximum spindle speed, RPM"
       $31: "0", //"Minimum spindle speed, RPM"
       $32: "1", //"Maximum spindle speed, RPM"
@@ -324,7 +324,7 @@ function selectMachine(type) {
       $24: "100.000", //"Homing locate feed rate, mm/min"
       $25: "1000.000", //"Homing search seek rate, mm/min"
       $26: "250", //"Homing switch debounce delay, milliseconds"
-      $27: "3.000", //"Homing switch pull-off distance, millimeters"
+      $27: "5.000", //"Homing switch pull-off distance, millimeters"
       $30: "1000", //"Maximum spindle speed, RPM"
       $31: "0", //"Minimum spindle speed, RPM"
       $32: "1", //"Maximum spindle speed, RPM"
@@ -362,7 +362,7 @@ function selectMachine(type) {
       $24: "100.000", //"Homing locate feed rate, mm/min"
       $25: "1000.000", //"Homing search seek rate, mm/min"
       $26: "250", //"Homing switch debounce delay, milliseconds"
-      $27: "3.000", //"Homing switch pull-off distance, millimeters"
+      $27: "5.000", //"Homing switch pull-off distance, millimeters"
       $30: "1000", //"Maximum spindle speed, RPM"
       $31: "0", //"Minimum spindle speed, RPM"
       $32: "1", //"Maximum spindle speed, RPM"
@@ -514,7 +514,7 @@ function selectMachine(type) {
       $24: "100.000", //"Homing locate feed rate, mm/min"
       $25: "1000.000", //"Homing search seek rate, mm/min"
       $26: "250", //"Homing switch debounce delay, milliseconds"
-      $27: "3.000", //"Homing switch pull-off distance, millimeters"
+      $27: "5.000", //"Homing switch pull-off distance, millimeters"
       $30: "1000", //"Maximum spindle speed, RPM"
       $31: "0", //"Minimum spindle speed, RPM"
       $32: "0", //"Maximum spindle speed, RPM"
@@ -552,7 +552,7 @@ function selectMachine(type) {
       $24: "100.000", //"Homing locate feed rate, mm/min"
       $25: "1000.000", //"Homing search seek rate, mm/min"
       $26: "250", //"Homing switch debounce delay, milliseconds"
-      $27: "3.000", //"Homing switch pull-off distance, millimeters"
+      $27: "5.000", //"Homing switch pull-off distance, millimeters"
       $30: "1000", //"Maximum spindle speed, RPM"
       $31: "0", //"Minimum spindle speed, RPM"
       $32: "0", //"Maximum spindle speed, RPM"
diff --git a/docs/pi-appbar.png b/docs/pi-appbar.png
new file mode 100644
index 0000000..3c37929
Binary files /dev/null and b/docs/pi-appbar.png differ
diff --git a/docs/pi-build.png b/docs/pi-build.png
new file mode 100644
index 0000000..a13fb87
Binary files /dev/null and b/docs/pi-build.png differ
diff --git a/docs/pi-executed.png b/docs/pi-executed.png
new file mode 100644
index 0000000..b051001
Binary files /dev/null and b/docs/pi-executed.png differ
diff --git a/docs/pi-extracted.png b/docs/pi-extracted.png
new file mode 100644
index 0000000..5961c0a
Binary files /dev/null and b/docs/pi-extracted.png differ
diff --git a/docs/pi-running.png b/docs/pi-running.png
new file mode 100644
index 0000000..74a57aa
Binary files /dev/null and b/docs/pi-running.png differ