diff --git a/site_ansto/instrument/config/beamline/he3_polanal.sct b/site_ansto/instrument/config/beamline/he3_polanal.sct
index 28c8b45f..ebee331a 100644
--- a/site_ansto/instrument/config/beamline/he3_polanal.sct
+++ b/site_ansto/instrument/config/beamline/he3_polanal.sct
@@ -18,23 +18,23 @@ driver he3_polanal = {
       check_function = chkWrite;
       allowed = "+,-,Refresh"
     }
-    var Amplitude = { }
-    var Freq = { units = 'Hertz'; }
-    var Phase = { units = 'Degree'; }
-    var Time2 = { units = 'Second'; }
-    var Field = { units = 'Oersted'; }
-    var Timestamp = { }
+    var amplitude = { }
+    var freq = { units = 'Hertz'; }
+    var phase = { units = 'Degree'; }
+    var time2 = { units = 'Second'; }
+    var field = { units = 'Oersted'; }
+    var timestamp = { }
   }
   group polariser_start = {
     conditional = '[string equal -nocase ${has_pol} "true"]';
     type = text;
     var spin = { }
-    var Amplitude = { }
-    var Freq = { units = 'Hertz'; }
-    var Phase = { units = 'Degree'; }
-    var Time2 = { units = 'Second'; }
-    var Field = { units = 'Oersted'; }
-    var Timestamp = { }
+    var amplitude = { }
+    var freq = { units = 'Hertz'; }
+    var phase = { units = 'Degree'; }
+    var time2 = { units = 'Second'; }
+    var field = { units = 'Oersted'; }
+    var timestamp = { }
   }
 
   group analyser = {
@@ -49,23 +49,23 @@ driver he3_polanal = {
       check_function = chkWrite;
       allowed = "+,-,Refresh"
     }
-    var Amplitude = { }
-    var Freq = { units = 'Hertz'; }
-    var Phase = { units = 'Degree'; }
-    var Time2 = { units = 'Second'; }
-    var Field = { units = 'Oersted'; }
-    var Timestamp = { }
+    var amplitude = { }
+    var freq = { units = 'Hertz'; }
+    var phase = { units = 'Degree'; }
+    var time2 = { units = 'Second'; }
+    var field = { units = 'Oersted'; }
+    var timestamp = { }
   }
   group analyser_start = {
     conditional = '[string equal -nocase ${has_anal} "true"]';
     type = text;
     var spin = { }
-    var Amplitude = { }
-    var Freq = { units = 'Hertz'; }
-    var Phase = { units = 'Degree'; }
-    var Time2 = { units = 'Second'; }
-    var Field = { units = 'Oersted'; }
-    var Timestamp = { }
+    var amplitude = { }
+    var freq = { units = 'Hertz'; }
+    var phase = { units = 'Degree'; }
+    var time2 = { units = 'Second'; }
+    var field = { units = 'Oersted'; }
+    var timestamp = { }
   }
 
   code chkWrite = {%%
@@ -98,21 +98,21 @@ driver he3_polanal = {
       if { "${new_value}" == "NaN" } {
         set new_value 0
       }
-      hupdateif ${path}/Amplitude "${new_value}"
+      hupdateif ${path}/amplitude "${new_value}"
     }
     if {[llength ${dlist}] > 3} {
-      hupdateif ${path}/Freq "[lindex ${dlist} 3]"
+      hupdateif ${path}/freq "[lindex ${dlist} 3]"
     }
     if {[llength ${dlist}] > 4} {
-      hupdateif ${path}/Phase "[lindex ${dlist} 4]"
+      hupdateif ${path}/phase "[lindex ${dlist} 4]"
     }
     if {[llength ${dlist}] > 5} {
-      hupdateif ${path}/Time2 "[lindex ${dlist} 5]"
+      hupdateif ${path}/time2 "[lindex ${dlist} 5]"
     }
     if {[llength ${dlist}] > 6} {
-      hupdateif ${path}/Field "[lindex ${dlist} 6]"
+      hupdateif ${path}/field "[lindex ${dlist} 6]"
     }
-    hupdateif ${path}/Timestamp "${timestamp}"
+    hupdateif ${path}/timestamp "${timestamp}"
   %%}
 
   code setValue = {%%
@@ -142,4 +142,13 @@ driver he3_polanal = {
       set cmd "${cmd_str} +"
     }
   %%}
+  code postamble = {
+    @TCL
+    proc stash {node} {
+      foreach arg {spin amplitude freq phase time2 field timestamp} {
+        hupdateif ${node}_start/${arg} [hval ${node}/${arg}]
+      }
+    }
+    @END
+  }
 }