diff --git a/printer.cfg b/printer.cfg
index 744e91b..823df1f 100644
--- a/printer.cfg
+++ b/printer.cfg
@@ -183,7 +183,7 @@ rtd_nominal_r: 1000
 rtd_reference_r: 4300
 rtd_num_of_wires: 4
 min_temp: 10
-max_temp: 270
+max_temp: 350
 max_power: 1.0
 min_extrude_temp: 170
 control = pid
@@ -271,7 +271,7 @@ activate_gcode:
 
 [fan]
 ##	Print Cooling Fan - CNC_FAN0
-pin: PA4
+pin: !PA4
 kick_start_time: 0.5
 ##	Depending on your fan, you may need to increase this value
 ##	if your fan will not start. Can change cycle_time (increase)
@@ -439,7 +439,7 @@ gcode:
 #*# shaper_freq_y = 62.0
 #*#
 #*# [probe]
-#*# z_offset = -1.940
+#*# z_offset = -1.910
 #*#
 #*# [extruder]
 #*# control = pid