diff --git a/printer.cfg b/printer.cfg
index 22b8629..ef6d60f 100644
--- a/printer.cfg
+++ b/printer.cfg
@@ -94,7 +94,7 @@ step_pin: PB4
 dir_pin: !PB3
 enable_pin: !PC3
 microsteps: 32
-rotation_distance: 4.65
+rotation_distance: 4.65 # NOTE Calibrate e-steps and adjust https://www.klipper3d.org/Rotation_Distance.html
 nozzle_diameter: 0.400
 filament_diameter: 1.750
 heater_pin: PA1
@@ -153,6 +153,9 @@ fade_start: 1
 fade_end: 10
 fade_target: 0
 
+[fan]
+pin: PA0
+
 [display]
 lcd_type: st7920
 cs_pin: PB12
@@ -185,6 +188,3 @@ screw5_name: back left
 speed: 50
 horizontal_move_z: 10
 screw_thread: CCW-M4
-
-[fan]
-pin: PA0