diff --git a/site_ansto/instrument/pelican/config/motors/motor_configuration.tcl b/site_ansto/instrument/pelican/config/motors/motor_configuration.tcl
index 908a725c..be104aaa 100644
--- a/site_ansto/instrument/pelican/config/motors/motor_configuration.tcl
+++ b/site_ansto/instrument/pelican/config/motors/motor_configuration.tcl
@@ -45,7 +45,7 @@ set mrc_Home      86
 #set momc_Home     12499198
 set momc_Home     2302
 
-set mphi_Home     0
+set mphi_Home     8389950
 set mchi_Home     8383096
 set mx_Home       8390604
 set my_Home       8391084 
@@ -600,7 +600,7 @@ momc home -45
 # 
 
 # mc4: Monochromator crystal stages tilt stage - G270
-set mphiStepRate 25000
+set mphiStepRate -25000
 
 Motor mphi $motor_driver_type [params \
   asyncqueue mc4\
@@ -616,7 +616,7 @@ Motor mphi $motor_driver_type [params \
   stepsPerX $mphiStepRate\
   absEnc 1\
   absEncHome $mphi_Home\
-  cntsPerX 4096]
+  cntsPerX -4096]
 mphi part crystal 
 mphi long_name mphi
 mphi softlowerlim -2
@@ -710,8 +710,8 @@ Motor mom $motor_driver_type [params \
   port pmc4-pelican\
   axis E\
   units degrees\
-  hardlowerlim -15\
-  hardupperlim 15\
+  hardlowerlim -4.2\
+  hardupperlim 10\
   maxSpeed [expr 50000.0/25000.0]\
   maxAccel [expr 12500.0/25000.0]\
   maxDecel [expr 12500.0/25000.0]\
@@ -722,8 +722,8 @@ Motor mom $motor_driver_type [params \
 mom speed 0.5
 mom part crystal
 mom long_name mom
-mom softlowerlim -15
-mom softupperlim 15
+mom softlowerlim -4
+mom softupperlim 10
 mom home 0