diff --git a/site_ansto/instrument/sans/config/motors/motor_configuration.tcl b/site_ansto/instrument/sans/config/motors/motor_configuration.tcl
index 57bb9161..8f6cb237 100644
--- a/site_ansto/instrument/sans/config/motors/motor_configuration.tcl
+++ b/site_ansto/instrument/sans/config/motors/motor_configuration.tcl
@@ -1,5 +1,5 @@
-# $Revision: 1.31 $
-# $Date: 2009-12-10 03:57:53 $
+# $Revision: 1.32 $
+# $Date: 2009-12-11 01:39:12 $
 # Author: Ferdi Franceschini (ffr@ansto.gov.au)
 # Last revision by: $Author: ffr $
 
@@ -328,8 +328,8 @@ Motor det $motor_driver_type [params \
   action MC1\
   axis G\
   units mm\
-  hardlowerlim 320\
-  hardupperlim 19345\
+  hardlowerlim 488\
+  hardupperlim 19320\
   maxSpeed 40\
   maxAccel 5\
   maxDecel 10\
@@ -340,8 +340,8 @@ Motor det $motor_driver_type [params \
 det part detector
 det long_name detector_y
 det precision 1
-det softlowerlim 350
-det softupperlim 19330
+det softlowerlim 500
+det softupperlim 19310
 det home 350.5
 det speed 40
 det Blockage_Fail 0
diff --git a/site_ansto/motor_dmc2280.c b/site_ansto/motor_dmc2280.c
index afbc9362..edea4efc 100644
--- a/site_ansto/motor_dmc2280.c
+++ b/site_ansto/motor_dmc2280.c
@@ -485,11 +485,17 @@ static int motDecel(pDMC2280Driv self, double axisDecel) {
  * \return the motor position in physical units
  */
 static double motPosit(pDMC2280Driv self) {
-  double fPos;
-  if (self->abs_encoder)
-      fPos = (self->currCounts - self->absEncHome) / self->cntsPerX + self->fHome;
-  else
-    fPos = (self->currSteps - self->motorHome) / self->stepsPerX + self->fHome;
+  double fPos, curr, home, counts;
+  if (self->abs_encoder) {
+    curr = self->currCounts;
+    home = self->absEncHome;
+    counts = self->cntsPerX;
+  } else {
+    curr = self->currSteps;
+    home = self->motorHome;
+    counts = self->stepsPerX;
+  }
+  fPos = (curr - home) / counts + self->fHome;
   return fPos;
 }