Index: firmware/App/Controllers/DialysatePumps.h
===================================================================
diff -u -r5ce558e3f4df026c6a28bc03220d4c2641c4b5ff -r23526b5432e8c1cae32bd9b65454ca7ee3c16710
--- firmware/App/Controllers/DialysatePumps.h	(.../DialysatePumps.h)	(revision 5ce558e3f4df026c6a28bc03220d4c2641c4b5ff)
+++ firmware/App/Controllers/DialysatePumps.h	(.../DialysatePumps.h)	(revision 23526b5432e8c1cae32bd9b65454ca7ee3c16710)
@@ -44,8 +44,8 @@
 
 #ifdef __NEW_D48_PUMP__
 
-#define MIN_DIALYSATE_PUMP_RPM                  120                             ///< Minimum RPM target for dialysate pump (10% duty; zero allowed when turning pump off).
-#define MAX_DIALYSATE_PUMP_RPM                  2800                            ///< Maximum RPM target for dialysate pump (new D48 / Diener 1000).
+#define MIN_DIALYSATE_PUMP_RPM                  134                             ///< Minimum RPM target for dialysate pump (10% duty; zero allowed when turning pump off).
+#define MAX_DIALYSATE_PUMP_RPM                  2770                            ///< Maximum RPM target for dialysate pump (new D48 / Diener 1000).
 
 #else