Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -r33d5acc68ffe045546a4fa9a7d381950619ea45d -ra069eb423b26296eb95214e18383c81adae07497
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 33d5acc68ffe045546a4fa9a7d381950619ea45d)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision a069eb423b26296eb95214e18383c81adae07497)
@@ -532,7 +532,9 @@
 
     DG_ACID_CONCENTRATES_RECORD_T acid     = getAcidConcentrateCalRecord();
     DG_BICARB_CONCENTRATES_RECORD_T bicarb = getBicarbConcentrateCalRecord();
-    U32 fillPrepTimeMS = 9000; // TODO make a get for this in mode fill
+    // By the time these are requested, the prepare time is no longer needed since the concentrate lines are
+    // primed before the actual treatment starts
+    U32 fillPrepTimeMS                     = 0;
 
     U08 *payloadPtr = msg.payload;