Index: leahi_dialin/common/dd_defs.py
===================================================================
diff -u -r144020fa422bc5d0db1bd62647c29022a887206e -r98579cec744881b6fc6d368c0fb1b43932393447
--- leahi_dialin/common/dd_defs.py	(.../dd_defs.py)	(revision 144020fa422bc5d0db1bd62647c29022a887206e)
+++ leahi_dialin/common/dd_defs.py	(.../dd_defs.py)	(revision 98579cec744881b6fc6d368c0fb1b43932393447)
@@ -316,10 +316,10 @@
     D23_VALV                            = 16    # Balancing chamber Valve 1 (D23)
     D19_VALV                            = 17    # Balancing chamber Valve 2 (D19)
     D25_VALV                            = 18    # Balancing chamber Valve 3 (D25)
-    D26_VALV                            = 19    # Balancing chamber Valve 7 (D26)
+    D21_VALV                            = 19    # Balancing chamber Valve 7 (D26)
     D24_VALV                            = 20    # Balancing chamber Valve 5 (D24)
     D20_VALV                            = 21    # Balancing chamber Valve 6 (D20)
-    D21_VALV                            = 22    # Balancing chamber Valve 4 (D21)
+    D26_VALV                            = 22    # Balancing chamber Valve 4 (D21)
     D22_VALV                            = 23    # Balancing chamber Valve 8 (D22)
     NUM_OF_DD_VALVES                    = 24    # Number of Valves for the DD