diff --git a/fans.cfg b/fans.cfg
index 705bda5..45290e6 100644
--- a/fans.cfg
+++ b/fans.cfg
@@ -33,14 +33,22 @@ heater: heater_bed
 heater_temp: 40.0
 fan_speed: 0.80
 
-[heater_fan exhaust_fan]
+# ## exhaust automatic
+# [heater_fan exhaust_fan]
+# pin: PD14
+# max_power: 1.0
+# shutdown_speed: 0.0
+# kick_start_time: 0.5
+# heater: heater_bed
+# heater_temp: 40
+# fan_speed: 0.6
+
+## exhaust manual
+[fan_generic exhaust_fan]
 pin: PD14
 max_power: 1.0
 shutdown_speed: 0.0
 kick_start_time: 0.5
-heater: heater_bed
-heater_temp: 40
-fan_speed: 0.6
 
 ## always-on
 # [heater_fan side1]
diff --git a/macros.cfg b/macros.cfg
index 2cb3fcf..e9ee387 100644
--- a/macros.cfg
+++ b/macros.cfg
@@ -7,9 +7,9 @@ gcode:
   QUAD_GANTRY_LEVEL
   M117 > home
   G28
-  M117 > bed mesh calibrate
-  BED_MESH_CALIBRATE
-  # BED_MESH_PROFILE load=default # load default bed_mesh profile
+  # M117 > bed mesh calibrate
+  # BED_MESH_CALIBRATE
+  BED_MESH_PROFILE load=default # load default bed_mesh profile
   G0 X150 Y150 Z30 F3600
 
 
@@ -42,6 +42,7 @@ gcode:
     {action_respond_info("Printer not homed")}
   {% endif %}
 
+
 [gcode_macro PARK]
 gcode:
   {% set Y=params.Y|default(295) %}
@@ -70,6 +71,26 @@ gcode:
   {% endif %}
 
 
+[gcode_macro PROBE]
+description: Override PROBE and make sure we're over the bed
+rename_existing: PROBE_BASE
+gcode:
+  {%- if printer.toolhead.position.y|float > 270 -%}
+    G0 Y270
+  {%- endif -%}
+  PROBE_BASE
+
+
+[gcode_macro PROBE_CALIBRATE]
+description: Override PROBE_CALIBRATE and make sure we're over the bed
+rename_existing: PROBE_CALIBRATE_BASE
+gcode:
+  {%- if printer.toolhead.position.y|float > 270 -%}
+    G0 Y270
+  {%- endif -%}
+  PROBE_CALIBRATE_BASE
+
+
 [gcode_macro PAUSE]
 description: Pause the actual running print
 rename_existing: PAUSE_BASE
@@ -130,7 +151,7 @@ gcode:
   M117 > homing
   SET_LED LED=caselight RED=0.00 GREEN=0.50 BLUE=0.00
   G4 P2000
-  G32                           # home all axes
+  G32                    # home and qgl
 
   M117 > heating
   SET_LED LED=caselight RED=0.50 GREEN=0.00 BLUE=0.00
@@ -142,6 +163,7 @@ gcode:
   M117 > starting
   SET_LED LED=caselight RED=0.50 GREEN=0.50 BLUE=0.50
   G4 P2000
+  SET_FAN_SPEED FAN=exhaust_fan SPEED=0.5
   CLEAN_NOZZLE
 
 [gcode_macro PRINT_LAYER_CHANGE]
@@ -175,3 +197,4 @@ gcode:
   G1 E-10.0 F3600               ; retract filament
   TURN_OFF_HEATERS
   M107                          ; turn off fan
+  SET_FAN_SPEED FAN=exhaust_fan SPEED=0.0