diff --git a/Marlin_v1 - Swindon Hackspace - Prusa Mendel/Marlin/Configuration_adv.h b/Marlin_v1 - Swindon Hackspace - Prusa Mendel/Marlin/Configuration_adv.h
index 1652f48..507323b 100644
--- a/Marlin_v1 - Swindon Hackspace - Prusa Mendel/Marlin/Configuration_adv.h	
+++ b/Marlin_v1 - Swindon Hackspace - Prusa Mendel/Marlin/Configuration_adv.h	
@@ -75,11 +75,11 @@
 // extruder temperature is above/below EXTRUDER_AUTO_FAN_TEMPERATURE.
 // Multiple extruders can be assigned to the same pin in which case 
 // the fan will turn on when any selected extruder is above the threshold.
-#define EXTRUDER_0_AUTO_FAN_PIN   9
+#define EXTRUDER_0_AUTO_FAN_PIN   -1
 #define EXTRUDER_1_AUTO_FAN_PIN   -1
 #define EXTRUDER_2_AUTO_FAN_PIN   -1
-#define EXTRUDER_AUTO_FAN_TEMPERATURE 50
-#define EXTRUDER_AUTO_FAN_SPEED   125  // == full speed
+#define EXTRUDER_AUTO_FAN_TEMPERATURE -1
+#define EXTRUDER_AUTO_FAN_SPEED   128 // 255 == full speed
 
 
 //===========================================================================
diff --git a/Marlin_v1 - Swindon Hackspace - Prusa Mendel/Marlin/pins.h b/Marlin_v1 - Swindon Hackspace - Prusa Mendel/Marlin/pins.h
index 2a3f4b6..ba73a3c 100644
--- a/Marlin_v1 - Swindon Hackspace - Prusa Mendel/Marlin/pins.h	
+++ b/Marlin_v1 - Swindon Hackspace - Prusa Mendel/Marlin/pins.h	
@@ -689,7 +689,7 @@
 #else // RAMPS_V_1_1 or RAMPS_V_1_2
   #define HEATER_0_PIN     10    // RAMPS 1.1
   #define HEATER_BED_PIN    8    // RAMPS 1.1
-  #define FAN_PIN           -1    // RAMPS 1.1
+  #define FAN_PIN           9    // RAMPS 1.1
 #endif
 #define HEATER_1_PIN        -1
 #define HEATER_2_PIN        -1