Index: firmware/App/Controllers/DialOutFlow.c
===================================================================
diff -u -r27a88febf523ebebc7d3826defd4a1b2b060318c -r20207f527bfa5ccc19245a61bbe856d3aa4cf8c0
--- firmware/App/Controllers/DialOutFlow.c	(.../DialOutFlow.c)	(revision 27a88febf523ebebc7d3826defd4a1b2b060318c)
+++ firmware/App/Controllers/DialOutFlow.c	(.../DialOutFlow.c)	(revision 20207f527bfa5ccc19245a61bbe856d3aa4cf8c0)
@@ -57,7 +57,7 @@
 #define MAX_DIAL_OUT_PUMP_PWM_CHANGE            0.05F           ///< Maximum duty cycle change allowed.
 #define MAX_DIAL_OUT_PUMP_PWM_STEP_UP_CHANGE    0.01064F        ///< Maximum duty cycle change when ramping up.
 #define MAX_DIAL_OUT_PUMP_PWM_STEP_DN_CHANGE    0.016F          ///< Maximum duty cycle change when ramping down.
-#define MAX_DIAL_OUT_PUMP_PWM_DUTY_CYCLE        0.90F           ///< Controller will error if PWM duty cycle > 90%, so set max to 89%.
+#define MAX_DIAL_OUT_PUMP_PWM_DUTY_CYCLE        0.78F           ///< Max duty cycle is 78% to cap pump speed to 3,400 RPM to prevent rotor speed errors.
 #define MIN_DIAL_OUT_PUMP_PWM_DUTY_CYCLE        0.10F           ///< Controller will error if PWM duty cycle < 10%, so set min to 10%.
 #define MIN_DIAL_OUT_CL_PWM_DUTY_CYCLE          0.11F           ///< Dial outlet pump Closed Loop minimum PWM duty cycle.
 #define MAX_DIAL_OUT_PUMP_PWM_OFFSET_CONTROL    0.4F            ///< Maximum PWM offset (added to DPi PWM duty cycle).