diff --git a/site_ansto/instrument/config/environment/sct_mvp_valve.tcl b/site_ansto/instrument/config/environment/sct_mvp_valve.tcl
deleted file mode 100644
index 13a70180..00000000
--- a/site_ansto/instrument/config/environment/sct_mvp_valve.tcl
+++ /dev/null
@@ -1,131 +0,0 @@
-# Generated driver for mvp_valve
-# vim: ft=tcl tabstop=8  softtabstop=2  shiftwidth=2  nocindent  smartindent
-#
-
-namespace eval ::scobj::mvp_valve {
-  set debug_threshold 5
-}
-
-proc ::scobj::mvp_valve::debug_log {tc_root debug_level debug_string} {
-  set catch_status [ catch {
-    set debug_threshold [hgetpropval ${tc_root} debug_threshold]
-    if {${debug_level} >= ${debug_threshold}} {
-      set now [clock seconds]
-      set ts [clock format ${now} -format "%Y%m%d"]
-      set log_file_name "../log/mvp_valve_[basename ${tc_root}]_${ts}.log"
-      set fd [open "${log_file_name}" "a"]
-      set ts [clock format ${now} -format "%T"]
-      puts ${fd} "${ts} ${debug_string}"
-      close ${fd}
-    }
-  } catch_message ]
-}
-
-proc ::scobj::mvp_valve::sics_log {debug_level debug_string} {
-  set catch_status [ catch {
-    set debug_threshold ${::scobj::mvp_valve::debug_threshold}
-    if {${debug_level} >= ${debug_threshold}} {
-      sicslog "::scobj::mvp_valve::${debug_string}"
-    }
-  } catch_message ]
-}
-
-proc ::scobj::mvp_valve::mkDriver { sct_controller name device_class simulation_flag ip_address tcp_port id datype } {
-  ::scobj::mvp_valve::sics_log 9 "::scobj::mvp_valve::mkDriver ${sct_controller} ${name} ${device_class} ${simulation_flag} ${ip_address} ${tcp_port} ${id} ${datype}"
-  set ns "[namespace current]"
-  set catch_status [ catch {
-
-# mkWrapper hook code starts
-    add_mvp $name $ip_address $tcp_port a
-# mkWrapper hook code ends
-  } catch_message ]
-  handle_exception ${catch_status} ${catch_message}
-}
-
-proc ::scobj::mvp_valve::add_driver {name device_class simulation_flag ip_address tcp_port id datype} {
-  set catch_status [ catch {
-    ::scobj::mvp_valve::sics_log 9 "::scobj::mvp_valve::add_driver ${name} ${device_class} ${simulation_flag} ${ip_address} ${tcp_port} ${id} ${datype}"
-    ::scobj::mvp_valve::sics_log 9 "No sctcontroller for mvp_valve"
-    ::scobj::mvp_valve::sics_log 1 "::scobj::mvp_valve::mkDriver sct_${name} ${name} ${device_class} ${simulation_flag} ${ip_address} ${tcp_port} ${id} ${datype}"
-    ::scobj::mvp_valve::mkDriver sct_${name} ${name} ${device_class} ${simulation_flag} ${ip_address} ${tcp_port} ${id} ${datype}
-  } catch_message ]
-  handle_exception ${catch_status} ${catch_message}
-}
-
-namespace eval ::scobj::mvp_valve {
-  namespace export debug_threshold
-  namespace export debug_log
-  namespace export sics_log
-  namespace export mkDriver
-  namespace export add_driver
-}
-
-proc add_mvp_valve {name ip_address tcp_port id datype} {
-  set simulation_flag "[string tolower [SplitReply [environment_simulation]]]"
-  ::scobj::mvp_valve::add_driver ${name} "environment" ${simulation_flag} ${ip_address} ${tcp_port} ${id} ${datype}
-}
-
-clientput "file evaluation of sct_mvp_valve.tcl"
-::scobj::mvp_valve::sics_log 9 "file evaluation of sct_mvp_valve.tcl"
-
-proc ::scobj::mvp_valve::read_config {} {
-  set catch_status [ catch {
-    set ns "::scobj::mvp_valve"
-    dict for {k u} $::config_dict {
-      if { [dict exists $u "implementation"] } {
-        set simulation_flag "[string tolower [SplitReply [environment_simulation]]]"
-        set device_class "environment"
-        if { !([dict exists $u "name"] && [dict exists $u "enabled"]) } {
-          continue
-        }
-        set enabled [string tolower [dict get $u "enabled"]]
-        if { ! ([string equal -nocase $enabled "true" ] || [string equal -nocase $enabled "always"]) } {
-          continue
-        }
-        if { [dict exists $u "simulation_group"] } {
-          set simulation_flag [SplitReply [[string tolower [dict get $u "simulation_group"]]]]
-        }
-        if { [dict exists $u "device_class"] } {
-          set device_class "[dict get $u "device_class"]"
-        }
-        set name [dict get $u name]
-        set implementation [dict get $u "implementation"]
-        if { !([dict exists $::config_dict $implementation]) } {
-          continue
-        }
-        set v [dict get $::config_dict $implementation]
-        if { !([dict exists $v "driver"]) } {
-          continue
-        }
-        if { [string equal -nocase [dict get $v "driver"] "mvp_valve"] } {
-          ::scobj::mvp_valve::sics_log 9 "No sctcontroller for mvp_valve"
-          set ip_address [dict get $v ip]
-          set tcp_port [dict get $v port]
-          set arg_list [list]
-          set missing_list [list]
-          foreach arg {id datype} {
-            if {[dict exists $u $arg]} {
-              lappend arg_list "[dict get $u $arg]"
-            } elseif {[dict exists $v $arg]} {
-              lappend arg_list "[dict get $v $arg]"
-            } else {
-              ${ns}::sics_log 9 "Missing configuration value $arg"
-              lappend missing_list $arg
-            }
-          }
-          if { [llength $missing_list] > 0 } {
-              error "$name is missing configuration values $missing_list"
-          }
-          ${ns}::mkDriver sct_${name} ${name} ${device_class} ${simulation_flag} ${ip_address} ${tcp_port} {*}$arg_list
-        }
-      }
-    }
-  } catch_message ]
-  handle_exception ${catch_status} ${catch_message}
-}
-
-if { [info exists ::config_dict] } {
-  ::scobj::mvp_valve::read_config
-} else {
-  ::scobj::mvp_valve::sics_log 5 "No config dict"
-}