Index: firmware/App/DDCommon.h
===================================================================
diff -u -r69c54b9e2c5790bade3cd5e722fc204dcd7a1829 -r5b1c1736fdb7e6b6ac83687bbb8de2c2321cb1ff
--- firmware/App/DDCommon.h	(.../DDCommon.h)	(revision 69c54b9e2c5790bade3cd5e722fc204dcd7a1829)
+++ firmware/App/DDCommon.h	(.../DDCommon.h)	(revision 5b1c1736fdb7e6b6ac83687bbb8de2c2321cb1ff)
@@ -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