Index: firmware/App/DDCommon.h
===================================================================
diff -u -r97eba3d39e6ddf44276b77b1aea1171805ca142d -rd5f400afa9c81bf42d813af25961d63132ad297a
--- firmware/App/DDCommon.h	(.../DDCommon.h)	(revision 97eba3d39e6ddf44276b77b1aea1171805ca142d)
+++ firmware/App/DDCommon.h	(.../DDCommon.h)	(revision d5f400afa9c81bf42d813af25961d63132ad297a)
@@ -48,15 +48,9 @@
 //Uncomment below for bicarb chamber filling
 //#define __BICARB_CHAMBER_FILL__   1
 
-//Uncomment below for Maxon controller speed change
-#define __MAXON_SPEED_UPDATE__    1
-
 //Uncomment below to disable heaters debug message
 #define __HEATERS_DEBUG__         1
 
-//Uncomment below for new D48 pump changes
-//#define __NEW_D48_PUMP__    1
-
 //Uncomment below to disable Teensy conductivity driver
 #define __TEENSY_CONDUCTIVITY_DRIVER__  1