Index: leahi_dialin/common/test_config_defs.py
===================================================================
diff -u -r26b51fdaa4392c915a1548bca456d4602b324be3 -r5efa17f1320ab27b9942f50375208c75f1756600
--- leahi_dialin/common/test_config_defs.py	(.../test_config_defs.py)	(revision 26b51fdaa4392c915a1548bca456d4602b324be3)
+++ leahi_dialin/common/test_config_defs.py	(.../test_config_defs.py)	(revision 5efa17f1320ab27b9942f50375208c75f1756600)
@@ -25,13 +25,12 @@
     TEST_CONFIG_DD_ENABLE_DRY_BICARB = 2                        # (DD) Test configuration enable Dry Bicarb usage
     TEST_CONFIG_DD_ENABLE_D79_PWM_CONTROL = 3                   # (DD) Test configuration enabling 4 wire rinse pump
     TEST_CONFIG_FP_SKIP_PRE_GEN_FLUSH = 4                       # (FP) Test configuration to skip pre-gen flush
-    TEST_CONFIG_DD_ENABLE_DIENER_1000_PUMP = 5                  # (DD) Test configuration to use Diener 1000 pump for D48
-    PLACEHOLDER = 6                                             # PLACEHOLDER
-    TEST_CONFIG_DD_ENABLE_SPENT_CHAMBER_H_FILL = 7              # (DD) Test configuration to enable Chamber H Fill
-    TEST_CONFIG_DD_DISABLE_CONDUCTIVITY_ALARMS = 8              # (DD) Test configuration to disable DD conductivity alarms
-    TEST_CONFIG_FP_DISABLE_CONDUCTIVITY_ALARMS = 9              # (FP) Test configuration to disable FP conductivity alarms
-    TEST_CONFIG_DD_ENABLE_DOSING_OPEN_LOOP_CONTROL = 10         # (DD) Test configuration to switch to open loop control for concentrate dosing
-    TEST_CONFIG_DD_ENABLE_UF_TEMP_COMP = 11                     # (DD) Test configuration to enable Ultrafiltration temperature compensation
+    TEST_CONFIG_DD_ENABLE_DIENER_1000_PUMP = 5                  # (DD) Test configuration to use Diener 1000 pump for D48    TEST_CONFIG_DD_ENABLE_SPENT_CHAMBER_H_FILL = 6              # (DD) Test configuration to enable Chamber H Fill
+    TEST_CONFIG_DD_DISABLE_CONDUCTIVITY_ALARMS = 7              # (DD) Test configuration to disable DD conductivity alarms
+    TEST_CONFIG_FP_DISABLE_CONDUCTIVITY_ALARMS = 8              # (FP) Test configuration to disable FP conductivity alarms
+    TEST_CONFIG_DD_ENABLE_DOSING_OPEN_LOOP_CONTROL = 9          # (DD) Test configuration to switch to open loop control for concentrate dosing
+    TEST_CONFIG_DD_ENABLE_UF_TEMP_COMP = 10                     # (DD) Test configuration to enable Ultrafiltration temperature compensation
+    TEST_CONFIG_DD_RUN_SOLO = 11                                # (DD) Test configuration to run DD alone without the other subsystems
     NUM_OF_TEST_CONFIGS = 12                                    # Number of Test Configs
 
 @unique