Index: firmware/App/HDCommon.h
===================================================================
diff -u -r96f1d7a7b7422ce4b2f04752c0f8f4308f7cd55f -r91bf11fcbf430697b9c29dd24b0c058b1c2f9a48
--- firmware/App/HDCommon.h	(.../HDCommon.h)	(revision 96f1d7a7b7422ce4b2f04752c0f8f4308f7cd55f)
+++ firmware/App/HDCommon.h	(.../HDCommon.h)	(revision 91bf11fcbf430697b9c29dd24b0c058b1c2f9a48)
@@ -48,7 +48,7 @@
     #define DISABLE_ACK_ERRORS              1           // Do not error on failure of other node(s) to ACK a message
 //    #define RUN_BP_OPEN_LOOP                1           // Run blood pump in open loop mode
 //    #define RUN_DPI_OPEN_LOOP               1           // Run dialysate inlet pump in open loop mode
-    #define WORN_OUT_CARTRIDGE              1           // Running with an old worn out cartridge (max wear)
+//    #define WORN_OUT_CARTRIDGE              1           // Running with an old worn out cartridge (max wear)
 //    #define PBA_ESTIMATION                  1           // Estimate arterial pressure rather than look at PBA sensor
     #define DISABLE_MOTOR_CURRENT_CHECKS    1           // Do not error on HD pump current checks
     #define DISABLE_PUMP_FLOW_CHECKS        1           // Do not error on HD pump flow checks