Index: firmware/App/Drivers/RotaryValve.c
===================================================================
diff -u -r37294a71c0b3e3ca67ccb10b85536d124d3ef028 -r0e4a62ba24d906d9e5b33b293f93405b8c0391ce
--- firmware/App/Drivers/RotaryValve.c	(.../RotaryValve.c)	(revision 37294a71c0b3e3ca67ccb10b85536d124d3ef028)
+++ firmware/App/Drivers/RotaryValve.c	(.../RotaryValve.c)	(revision 0e4a62ba24d906d9e5b33b293f93405b8c0391ce)
@@ -138,8 +138,8 @@
 {
     if ( valve < NUM_OF_VALVES )
     {
-        U16 mag8 = ( ( mag % 8 ) < 4 ? ( mag >> 3 ) << 3 : ( ( mag >> 3 ) << 3 ) + 1 );  // round to multiple of 8 to maximize holding torque
-        S16 chgSteps = (S16)mag * ( MOTOR_DIR_REVERSE == dir ? -1 : 1 );                 // convert to signed change in position - negative value indicates reverse direction
+        U16 mag8 = ( ( mag % 8 ) < 4 ? ( mag >> 3 ) << 3 : ( ( mag >> 3 ) << 3 ) + 8 );   // round to multiple of 8 to maximize holding torque
+        S16 chgSteps = (S16)mag8 * ( MOTOR_DIR_REVERSE == dir ? -1 : 1 );                 // convert to signed change in position - negative value indicates reverse direction
 
         // log event showing valve position change commanded
         SEND_EVENT_WITH_2_U32_DATA( TD_EVENT_VALVE_POS_CHANGE, (U32)commandValvePos[ valve ], (U32)chgSteps );