diff --git a/tracy/tracy/src/physlib.cc b/tracy/tracy/src/physlib.cc
index 4620ec860ca67ef97abb44405e3624e28473dd09..4567e8c971c5841367aba7874f29dfcb8e23d01f 100644
--- a/tracy/tracy/src/physlib.cc
+++ b/tracy/tracy/src/physlib.cc
@@ -6,7 +6,7 @@
  L. Nadolski   SOLEIL        2002          Link to NAFF, Radia field maps
  J. Bengtsson  NSLS-II, BNL  2004 -
  */
-/* Current revision $Revision: 1.13 $
+/* Current revision $Revision: 1.14 $
  On branch $Name: not supported by cvs2svn $
  Latest change by $Author: zhang $
 */
@@ -204,7 +204,7 @@ void printglob(void) {
     printf("  Radiation_On = %s     \n", globval.radiation ? "TRUE " : "FALSE");
     printf("  bpm          =  %3d        qt           = %3d        ", GetnKid(
             globval.bpm), GetnKid(globval.qt));
-    printf(" Chambre_On   = %s     \n", status.chambre ? "TRUE " : "FALSE");
+    printf(" Chambre_On   = %s     \n", globval.Aperture_on ? "TRUE " : "FALSE");
     printf("  hcorr        =  %3d        vcorr        = %3d\n\n", GetnKid(
             globval.hcorr), GetnKid(globval.vcorr));
     printf("  alphac       =   %8.4e\n", globval.Alphac);
@@ -2553,44 +2553,8 @@ double Sgn(double x) {
     return (x == 0.0 ? 0.0 : (x > 0.0 ? 1.0 : -1.0));
 }
 
-/*************************************************************************/
-/*void ChamberOff(void)
- 
- Purpose:
- Set global vacuum chamber limitation
-
- Input:
- none
-
- Output:
- none
-
- Return:
- none
-
- Global variables:
- none
-
- Specific functions:
- none
-
- Comments:
- none
 
 
- *************************************************************************/
-void ChamberOff(void) {
-    int i;
-
-    for (i = 0; i <= globval.Cell_nLoc; i++) {
-        Cell[i].maxampl[X_][0] = -max_ampl;
-        Cell[i].maxampl[X_][1] = max_ampl;
-        Cell[i].maxampl[Y_][0] = -max_ampl;
-        Cell[i].maxampl[Y_][1] = max_ampl;
-    }
-    status.chambre = false;
-}
-
 /*************************************************************************/
 /*void PrintCh(void)