diff --git a/Code/Mantid/instrument/POLDI_Definition_2014b.xml b/Code/Mantid/instrument/POLDI_Definition_2014b.xml
index c79f61504ea828c30f95bbb6ab0a4eb04290c7ba..afb2c023e06a0b1e60e1693f93acae157f05e7f0 100644
--- a/Code/Mantid/instrument/POLDI_Definition_2014b.xml
+++ b/Code/Mantid/instrument/POLDI_Definition_2014b.xml
@@ -3,8 +3,8 @@
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://www.mantidproject.org/IDF/1.0 Schema/IDFSchema.xsd"
             name="POLDI"
-            valid-from="2014-08-05 00:00:00"
-            last-modified="2014-09-10 00:00:00">
+            valid-from="2014-01-01 00:00:00"
+            last-modified="2015-06-19 11:30:00">
     
     <type name="source" is="Source" />
     
diff --git a/Code/Mantid/instrument/POLDI_Definition_2014c.xml b/Code/Mantid/instrument/POLDI_Definition_2014c.xml
new file mode 100644
index 0000000000000000000000000000000000000000..9942d7bbc6dcdfd8145acd51bf11832261fce4c8
--- /dev/null
+++ b/Code/Mantid/instrument/POLDI_Definition_2014c.xml
@@ -0,0 +1,278 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<instrument xmlns="http://www.mantidproject.org/IDF/1.0"
+            xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+            xsi:schemaLocation="http://www.mantidproject.org/IDF/1.0 Schema/IDFSchema.xsd"
+            name="POLDI"
+            valid-from="2014-08-06 12:30:00"
+            last-modified="2015-06-19 11:30:00">
+    
+    <type name="source" is="Source" />
+    
+    <type name="chopper" is="ChopperPos">
+        <component type="chopperSlit">
+            <location x="0.000000" name="slit0" />
+            <location x="0.162156" name="slit1" />
+            <location x="0.250867" name="slit2" />
+            <location x="0.3704" name="slit3" />
+            <location x="0.439811" name="slit4" />
+            <location x="0.588455" name="slit5" />
+            <location x="0.761389" name="slit6" />
+            <location x="0.895667" name="slit7" />
+        </component>
+    </type>
+    
+    <type name="chopperSlit" />
+    
+    <type name="detector">
+        <component type="element" idlist="detector-elements-idlist">
+            <locations r="2.0000" t="75.0" t-end="103.0" p="0" n-elements="400" name="element" />
+        </component>
+    </type>
+    
+    <type name="element" is="Detector" />
+    
+    <idlist idname="detector-elements-idlist">
+        <id start="0" end="399" />
+    </idlist>
+    
+    <type name="sample" is="SamplePos" />
+    
+    <component type="source" name="source">
+        <location z="-12.0000" />
+        <parameter name="PoldiSpectrum:WavelengthDistribution" type="fitting">
+            <!--
+                This is the POLDI neutron wavelength distribution. The intensities
+                are given such that Mean(I) = 1.0.
+            -->
+            <lookuptable x-unit="Wavelength">
+                <point x="0.986430049" y="0.0379200461685" />
+                <point x="1.01097" y="0.0647900877564" />
+                <point x="1.03552008" y="0.158472779233" />
+                <point x="1.06007004" y="0.519912166374" />
+                <point x="1.08460999" y="1.61236820184" />
+                <point x="1.10916007" y="2.92556206166" />
+                <point x="1.13371003" y="3.01527151822" />
+                <point x="1.15825999" y="3.08617045167" />
+                <point x="1.18280005" y="3.3797870393" />
+                <point x="1.20735002" y="3.54669731732" />
+                <point x="1.23189998" y="3.6408488786" />
+                <point x="1.25644004" y="3.61670774172" />
+                <point x="1.28099" y="3.74104456034" />
+                <point x="1.30553997" y="3.85943944836" />
+                <point x="1.33009005" y="3.75758537926" />
+                <point x="1.35462999" y="3.72106056606" />
+                <point x="1.37918007" y="3.73501609979" />
+                <point x="1.40373003" y="3.80737158413" />
+                <point x="1.42826998" y="3.74757696126" />
+                <point x="1.45282006" y="3.79171629046" />
+                <point x="1.47737002" y="3.70519039935" />
+                <point x="1.50190997" y="3.64835854136" />
+                <point x="1.52646005" y="3.58509014427" />
+                <point x="1.55101001" y="3.52528432718" />
+                <point x="1.57554996" y="3.58574587753" />
+                <point x="1.60010004" y="3.52296612136" />
+                <point x="1.62465" y="3.48146692706" />
+                <point x="1.64919996" y="3.29247486904" />
+                <point x="1.67374003" y="3.18613505977" />
+                <point x="1.69828999" y="3.11493402243" />
+                <point x="1.72284007" y="3.019974154" />
+                <point x="1.74738002" y="2.95223419475" />
+                <point x="1.77192998" y="2.87013941439" />
+                <point x="1.79648006" y="2.8518896839" />
+                <point x="1.82102001" y="2.81334596521" />
+                <point x="1.84556997" y="2.79063867035" />
+                <point x="1.87012005" y="2.73278925933" />
+                <point x="1.89467001" y="2.70067519099" />
+                <point x="1.91921008" y="2.6032279618" />
+                <point x="1.94376004" y="2.49786056822" />
+                <point x="1.96831" y="2.3271600338" />
+                <point x="1.99285007" y="2.34552390934" />
+                <point x="2.01740003" y="2.22035491325" />
+                <point x="2.04194999" y="2.29464387452" />
+                <point x="2.06648993" y="2.20015866926" />
+                <point x="2.09104013" y="2.1126010471" />
+                <point x="2.1155901" y="2.03543605117" />
+                <point x="2.14014006" y="2.03696461356" />
+                <point x="2.16468" y="2.02314915783" />
+                <point x="2.18922997" y="1.92865797498" />
+                <point x="2.21377993" y="1.76339003593" />
+                <point x="2.23832011" y="1.70948140257" />
+                <point x="2.26287007" y="1.70655034399" />
+                <point x="2.28742003" y="1.63185257524" />
+                <point x="2.31195998" y="1.6101119067" />
+                <point x="2.33650994" y="1.52402877822" />
+                <point x="2.3610599" y="1.41765223428" />
+                <point x="2.3856101" y="1.41372656581" />
+                <point x="2.41015005" y="1.37861914774" />
+                <point x="2.43470001" y="1.39547907016" />
+                <point x="2.45924997" y="1.32522954793" />
+                <point x="2.48378992" y="1.3747536237" />
+                <point x="2.50834012" y="1.26342285426" />
+                <point x="2.53289008" y="1.1961405706" />
+                <point x="2.55743003" y="1.15607902115" />
+                <point x="2.58197999" y="1.09374471504" />
+                <point x="2.60652995" y="1.08882219384" />
+                <point x="2.63107991" y="1.08884830502" />
+                <point x="2.6556201" y="1.05670290487" />
+                <point x="2.68017006" y="1.02406197103" />
+                <point x="2.70472002" y="0.989440668677" />
+                <point x="2.72925997" y="1.00035277903" />
+                <point x="2.75380993" y="0.95038734642" />
+                <point x="2.77836013" y="0.869240260323" />
+                <point x="2.80291009" y="0.836101367713" />
+                <point x="2.82745004" y="0.832658084227" />
+                <point x="2.852" y="0.784670032334" />
+                <point x="2.87654996" y="0.789144670394" />
+                <point x="2.90108991" y="0.725317653441" />
+                <point x="2.92564011" y="0.737710213048" />
+                <point x="2.95019007" y="0.742183265093" />
+                <point x="2.97473001" y="0.692213030379" />
+                <point x="2.99927998" y="0.653130845445" />
+                <point x="3.02382994" y="0.658097474694" />
+                <point x="3.04837012" y="0.629903015127" />
+                <point x="3.07292008" y="0.620515648311" />
+                <point x="3.09747005" y="0.59182542276" />
+                <point x="3.12202001" y="0.596295491013" />
+                <point x="3.14655995" y="0.553251221336" />
+                <point x="3.17110991" y="0.561185043087" />
+                <point x="3.19566011" y="0.509726198752" />
+                <point x="3.22020006" y="0.497861766253" />
+                <point x="3.24475002" y="0.500350162334" />
+                <point x="3.26929998" y="0.462253499734" />
+                <point x="3.29383993" y="0.448903255167" />
+                <point x="3.31839013" y="0.442976704117" />
+                <point x="3.34293699" y="0.410906557596" />
+                <point x="3.36748409" y="0.400728656223" />
+                <point x="3.39203095" y="0.390802883239" />
+                <point x="3.41657805" y="0.381123104847" />
+                <point x="3.44112492" y="0.371682888874" />
+                <point x="3.46567202" y="0.362476568119" />
+                <point x="3.49021912" y="0.35349822306" />
+                <point x="3.51476598" y="0.34474241879" />
+                <point x="3.53931308" y="0.336203424027" />
+                <point x="3.56385994" y="0.327875851925" />
+                <point x="3.58840704" y="0.319754644057" />
+                <point x="3.61295295" y="0.311834601816" />
+                <point x="3.637501" y="0.304110594682" />
+                <point x="3.66204691" y="0.296578008794" />
+                <point x="3.68659401" y="0.289232018017" />
+                <point x="3.71114111" y="0.282067934396" />
+                <point x="3.73568797" y="0.275081354334" />
+                <point x="3.76023507" y="0.268267710027" />
+                <point x="3.78478193" y="0.261622986372" />
+                <point x="3.80932903" y="0.255142781777" />
+                <point x="3.83387613" y="0.248823039086" />
+                <point x="3.85842299" y="0.242659933438" />
+                <point x="3.88297009" y="0.236649455739" />
+                <point x="3.90751696" y="0.230787759101" />
+                <point x="3.93206406" y="0.225071303024" />
+                <point x="3.95661092" y="0.219496468911" />
+                <point x="3.98115826" y="0.214059716263" />
+                <point x="4.0057044" y="0.208757618724" />
+                <point x="4.03025055" y="0.203586864087" />
+                <point x="4.0547986" y="0.198544166977" />
+                <point x="4.0793457" y="0.193626378592" />
+                <point x="4.10389137" y="0.188830387379" />
+                <point x="4.12843847" y="0.184153209345" />
+                <point x="4.15298653" y="0.179591790409" />
+                <point x="4.17753267" y="0.17514353127" />
+                <point x="4.20207977" y="0.170805354615" />
+                <point x="4.2266264" y="0.166574544595" />
+                <point x="4.2511735" y="0.162448630069" />
+                <point x="4.2757206" y="0.158424976688" />
+                <point x="4.3002677" y="0.154500833359" />
+                <point x="4.32481432" y="0.150673962236" />
+                <point x="4.34936142" y="0.146941962269" />
+                <point x="4.37390852" y="0.143302256984" />
+                <point x="4.39845562" y="0.139752771944" />
+                <point x="4.42300272" y="0.136291257291" />
+                <point x="4.44754934" y="0.132915370247" />
+                <point x="4.47209644" y="0.129623152325" />
+                <point x="4.49664354" y="0.126412482228" />
+                <point x="4.52119064" y="0.123281343393" />
+                <point x="4.54573774" y="0.120227765918" />
+                <point x="4.57028341" y="0.11724980313" />
+                <point x="4.59483051" y="0.114345613286" />
+                <point x="4.61937857" y="0.111513366463" />
+                <point x="4.64392471" y="0.108751267379" />
+                <point x="4.66847134" y="0.106057579427" />
+                <point x="4.69301844" y="0.103430600844" />
+                <point x="4.71756554" y="0.100868711172" />
+                <point x="4.74211264" y="0.0983702671227" />
+                <point x="4.76665974" y="0.0959336772731" />
+                <point x="4.79120636" y="0.093557508202" />
+                <point x="4.81575346" y="0.0912401628801" />
+                <point x="4.84030056" y="0.0889801784484" />
+                <point x="4.86484766" y="0.0867762492478" />
+                <point x="4.88939476" y="0.084626860153" />
+                <point x="4.91394138" y="0.0825306822753" />
+                <point x="4.93848753" y="0.0804864976671" />
+                <point x="4.96303558" y="0.0784929071503" />
+                <point x="4.98758268" y="0.0765486581333" />
+                <point x="5.01212931" y="0.0746526079641" />
+                <point x="5.03667545" y="0.0728035212728" />
+                <point x="5.06122255" y="0.0710002323781" />
+                <point x="5.08577061" y="0.0692416164508" />
+                <point x="5.11031771" y="0.0675265194243" />
+                <point x="5.13486338" y="0.0658539680618" />
+                <point x="5.15941048" y="0.0642228143046" />
+                <point x="5.18395853" y="0.0626320322489" />
+                <point x="5.20850468" y="0.0610807125393" />
+                <point x="5.23305178" y="0.0595677948282" />
+                <point x="5.2575984" y="0.0580923114862" />
+                <point x="5.2821455" y="0.0566534406688" />
+                <point x="5.3066926" y="0.0552501801025" />
+                <point x="5.3312397" y="0.0538816494685" />
+                <point x="5.35578632" y="0.0525470679748" />
+                <point x="5.38033342" y="0.0512454914214" />
+                <point x="5.40488052" y="0.049976179668" />
+                <point x="5.42942762" y="0.0487383282922" />
+                <point x="5.45397472" y="0.0475310954243" />
+                <point x="5.47852135" y="0.0463537841787" />
+                <point x="5.50306749" y="0.0452056576189" />
+                <point x="5.52761555" y="0.044085928745" />
+                <point x="5.55216265" y="0.0429939565424" />
+                <point x="5.60125542" y="0.0408904789888" />
+                <point x="5.62580252" y="0.0398776505566" />
+                <point x="5.65034962" y="0.0388899122071" />
+                <point x="5.69944334" y="0.0369872268062" />
+                <point x="5.72399044" y="0.0360710788288" />
+                <point x="5.77308464" y="0.0343063026735" />
+                <point x="5.79763174" y="0.0334565608805" />
+                <point x="5.82217836" y="0.0326278676345" />
+                <point x="5.87127256" y="0.0310315517468" />
+                <point x="5.89581966" y="0.0302629090089" />
+                <point x="5.94491243" y="0.0287823115682" />
+                <point x="5.96946049" y="0.0280693832282" />
+                <point x="5.99400759" y="0.0273741231399" />
+            </lookuptable>
+        </parameter>
+    </component>
+
+    <component type="chopper" name="chopper">
+        <location />
+        <parameter name="z">
+            <value val="-11.8000" />
+        </parameter>
+        <parameter name="rotation_speed">
+            <logfile id="chopperspeed" extract-single-value-as="first_value" />
+        </parameter>
+    </component>
+    
+    <component type="sample" name="sample">
+        <location x="0.0" y="0.0" z="0.0" />
+    </component>
+    
+    <component type="detector" name="detector">
+        <location />
+        <parameter name="radius">
+            <value val="3.0000" />
+        </parameter>
+        <parameter name="element_separation">
+            <value val="0.0025" />
+        </parameter>
+        <parameter name="efficiency">
+            <value val="0.88" />
+        </parameter>
+    </component>
+</instrument>
diff --git a/Code/Mantid/instrument/POLDI_Definition_2014d.xml b/Code/Mantid/instrument/POLDI_Definition_2014d.xml
index 8229972d9ce22d72aebd893f2ee7ce77b6c7974c..81d9fddd91d81e25c7fdc1aca37e49729ca08e5a 100644
--- a/Code/Mantid/instrument/POLDI_Definition_2014d.xml
+++ b/Code/Mantid/instrument/POLDI_Definition_2014d.xml
@@ -3,8 +3,8 @@
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://www.mantidproject.org/IDF/1.0 Schema/IDFSchema.xsd"
             name="POLDI"
-            valid-from="2014-09-07 00:00:00"
-            last-modified="2014-09-10 00:00:00">
+            valid-from="2014-09-10 11:15:00"
+            last-modified="2015-06-19 11:30:00">
     
     <type name="source" is="Source" />
     
diff --git a/Code/Mantid/instrument/POLDI_Definition_2014e.xml b/Code/Mantid/instrument/POLDI_Definition_2014e.xml
index 10878c58b5bf052986cd33227371c50cf8f98909..0e2ad5b495fb87c2e94ba420836c473d261dbf7e 100644
--- a/Code/Mantid/instrument/POLDI_Definition_2014e.xml
+++ b/Code/Mantid/instrument/POLDI_Definition_2014e.xml
@@ -3,8 +3,8 @@
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://www.mantidproject.org/IDF/1.0 Schema/IDFSchema.xsd"
             name="POLDI"
-            valid-from="2014-09-08 18:00:00"
-            last-modified="2014-09-10 00:00:00">
+            valid-from="2014-09-05 09:26:00"
+            last-modified="2015-06-19 11:30:00">
     
     <type name="source" is="Source" />
     
diff --git a/Code/Mantid/instrument/POLDI_Definition_2014f.xml b/Code/Mantid/instrument/POLDI_Definition_2014f.xml
index 1f9e54b73abcb7c91286ec80e5779784ff36089a..d762f41dcf4cb10dbc3e1f58b2c9141b192585f9 100644
--- a/Code/Mantid/instrument/POLDI_Definition_2014f.xml
+++ b/Code/Mantid/instrument/POLDI_Definition_2014f.xml
@@ -3,7 +3,7 @@
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://www.mantidproject.org/IDF/1.0 Schema/IDFSchema.xsd"
             name="POLDI"
-            valid-from="2014-10-13 07:41:00"
+            valid-from="2014-10-13 07:45:00"
             last-modified="2014-09-10 00:00:00">
     
     <type name="source" is="Source" />
diff --git a/Code/Mantid/instrument/POLDI_Parameters_2014b.xml b/Code/Mantid/instrument/POLDI_Parameters_2014b.xml
index e7c318fa2fec41be006d7b9b9e5e1365a4f41bdf..13f2934197bf489714cdb292185adb45f413c5fa 100644
--- a/Code/Mantid/instrument/POLDI_Parameters_2014b.xml
+++ b/Code/Mantid/instrument/POLDI_Parameters_2014b.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" ?>
-<parameter-file instrument="POLDI" valid-from="2014-08-05 00:00:00">
+<parameter-file instrument="POLDI" valid-from="2014-01-01 00:00:00">
     
     <component-link name="chopper">
         <parameter name="t0" type="number">
diff --git a/Code/Mantid/instrument/POLDI_Parameters_2014c.xml b/Code/Mantid/instrument/POLDI_Parameters_2014c.xml
new file mode 100644
index 0000000000000000000000000000000000000000..c5b1c0258761b29eeed0dfe70f918c2ec8092f1b
--- /dev/null
+++ b/Code/Mantid/instrument/POLDI_Parameters_2014c.xml
@@ -0,0 +1,258 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<parameter-file instrument="POLDI" valid-from="2014-08-06 12:30:00">
+    
+    <component-link name="chopper">
+        <parameter name="t0" type="number">
+            <value val="-0.0069" />
+        </parameter>
+        <parameter name="t0_const" type="number">
+            <value val="-6.9" />
+        </parameter>
+    </component-link>
+    
+    <component-link name="detector">
+        <parameter name="two_theta" type="number">
+            <value val="91.12" />
+        </parameter>
+        <parameter name="x">
+            <value val="-0.8322" />
+        </parameter>
+        <parameter name="y">
+            <value val="-0.910" />
+        </parameter>
+    </component-link>
+    
+    <!-- dead wires !-->    
+    <!-- dead wires !-->    
+    <component-link name="detector/element399">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element398">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element397">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element396">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element395">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element394">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element376">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element373">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element371">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element357">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element355">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element341">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element339">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element335">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element325">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element323">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element291">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element275">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element259">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element243">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element235">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element227">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element225">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element211">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element209">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element195">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element193">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element185">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element183">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element179">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element163">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element161">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element131">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element115">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element99">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element83">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element55">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element51">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element35">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element19">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element5">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element4">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element3">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element2">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element1">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+    <component-link name="detector/element0">
+        <parameter name="masked" type="bool">
+            <value val="true" />
+        </parameter>
+    </component-link>
+
+</parameter-file>
\ No newline at end of file
diff --git a/Code/Mantid/instrument/POLDI_Parameters_2014d.xml b/Code/Mantid/instrument/POLDI_Parameters_2014d.xml
index 099322c11b5c8868ab471306bb98c9869cf4b466..2f879024553bd31f82430a23ba3c19391c2574c2 100644
--- a/Code/Mantid/instrument/POLDI_Parameters_2014d.xml
+++ b/Code/Mantid/instrument/POLDI_Parameters_2014d.xml
@@ -1,12 +1,13 @@
 <?xml version="1.0" encoding="UTF-8" ?>
-<parameter-file instrument="POLDI" valid-from="2014-09-07 00:00:00">
+<parameter-file instrument="POLDI" valid-from="2014-09-10 11:15:00"
+>
     
     <component-link name="chopper">
         <parameter name="t0" type="number">
             <value val="-0.0079" />
         </parameter>
         <parameter name="t0_const" type="number">
-            <value val="-17.74" />
+            <value val="-22.00" />
         </parameter>
     </component-link>
     
@@ -15,7 +16,7 @@
             <value val="91.12" />
         </parameter>
         <parameter name="x">
-            <value val="-0.8352" />
+            <value val="-0.8322" />
         </parameter>
         <parameter name="y">
             <value val="-0.91" />
diff --git a/Code/Mantid/instrument/POLDI_Parameters_2014f.xml b/Code/Mantid/instrument/POLDI_Parameters_2014f.xml
index fcd68cb1e5c1d49348a97c79023c95f619384c53..41f426cd1de2183351e2a752ecf3fda99d89722a 100644
--- a/Code/Mantid/instrument/POLDI_Parameters_2014f.xml
+++ b/Code/Mantid/instrument/POLDI_Parameters_2014f.xml
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="UTF-8" ?>
-<parameter-file instrument="POLDI" valid-from="2014-10-13 07:41:00">
+<parameter-file instrument="POLDI" valid-from="2014-10-13 07:45:00">
     
     <component-link name="chopper">
         <parameter name="t0" type="number">
-            <value val="-0.009" />
+            <value val="-0.008" />
         </parameter>
         <parameter name="t0_const" type="number">
             <value val="-18.4" />
@@ -18,7 +18,7 @@
             <value val="-0.89675" />
         </parameter>
         <parameter name="y">
-            <value val="-0.8905" />
+            <value val="-0.8915" />
         </parameter>
     </component-link>