Resolve "ERICH service material"

compact/display.xml

@@ -113,6 +113,8 @@
     <vis name="MRICH_lens_vis" ref="AnlGray" showDaughters="true" visible="true" />
     <vis name="MRICH_mirror_vis"  ref="AnlGray" showDaughters="true" visible="true" />
 
+    <vis name="RICHServiceVis"  ref="AnlGray" showDaughters="true" visible="true" />
+
   </display>
 
     <comment>

compact/display_geoviewer.xml

@@ -102,6 +102,7 @@
     <vis name="MRICH_lens_vis" ref="AnlGray" showDaughters="true" visible="true" />
     <vis name="MRICH_mirror_vis"  ref="AnlGray" showDaughters="true" visible="true" />
 
+    <vis name="RICHServiceVis"  ref="AnlGray" showDaughters="true" visible="true" />
 
     <comment>
       Deprecated values used for IP6 vis

compact/erich.xml

@@ -155,6 +155,10 @@
   rmax="ERICH_rmax  - 4*cm"
   />
 
+<services>
+  <comment> SJJ: random standin for readout + electronics + cooling @FIXME </comment>
+  <component name="aluminum" thickness="10*mm" vis="RICHServiceVis" material="Aluminum"/>
+</services>
 
 </sensors>
 </detector>