Index: firmware/App/Modes/Prime.h
===================================================================
diff -u -r2e79230b93c7778c5f079604013e6b187b2634e4 -r5e0257ef85adb18a5c8837d9804304f405080266
--- firmware/App/Modes/Prime.h	(.../Prime.h)	(revision 2e79230b93c7778c5f079604013e6b187b2634e4)
+++ firmware/App/Modes/Prime.h	(.../Prime.h)	(revision 5e0257ef85adb18a5c8837d9804304f405080266)
@@ -43,6 +43,8 @@
 
 #pragma pack(pop)
 
+#define PRIME_CONSUMED_DIALYSATE_VOLUME_ML      100             ///< Volume of dialysate consumed during prime.
+
 // ********** public function prototypes **********
 
 void initPrime( void );