diff --git a/config/hook_implementation.py b/config/hook_implementation.py
index e3b8434..61a34b6 100644
--- a/config/hook_implementation.py
+++ b/config/hook_implementation.py
@@ -19,13 +19,27 @@ class FsfwHookBase(TmTcHookBase):
         return "config/tmtc_config.json"
 
     def get_service_op_code_dictionary(self) -> ServiceOpCodeDictT:
-        from tmtccmd.config.globals import get_default_service_op_code_dict, add_service_op_code_entry, add_op_code_entry
+        from tmtccmd.config.globals import (
+            get_default_service_op_code_dict,
+            add_service_op_code_entry,
+            add_op_code_entry,
+            OpCodeDictKeys,
+        )
 
         def_dict = get_default_service_op_code_dict()
         op_code = dict()
         add_op_code_entry(op_code_dict=op_code, keys="test", info="Mode CMD Test")
+        add_op_code_entry(
+            op_code_dict=op_code,
+            keys=["0", "asm_to_normal"],
+            info="Command test assembly to normal mode",
+            options={OpCodeDictKeys.TIMEOUT: 6.0},
+        )
         add_service_op_code_entry(
-            srv_op_code_dict=def_dict, name="200", info="Mode MGMT", op_code_entry=op_code
+            srv_op_code_dict=def_dict,
+            name="200",
+            info="Mode MGMT",
+            op_code_entry=op_code,
         )
         return def_dict
 
diff --git a/config/object_ids.py b/config/object_ids.py
index 2b2eff3..681aebc 100644
--- a/config/object_ids.py
+++ b/config/object_ids.py
@@ -8,6 +8,7 @@ from typing import Dict
 PUS_SERVICE_17_ID = bytes([0x53, 0x00, 0x00, 0x17])
 TEST_DEVICE_0_ID = bytes([0x44, 0x01, 0xAF, 0xFE])
 TEST_DEVICE_1_ID = bytes([0x44, 0x02, 0xAF, 0xFE])
+ASSEMBLY_ID = bytes([0x41, 0x00, 0xCA, 0xFE])
 
 
 def get_object_ids() -> Dict[bytes, list]:
@@ -15,5 +16,6 @@ def get_object_ids() -> Dict[bytes, list]:
         PUS_SERVICE_17_ID: ["PUS Service 17"],
         TEST_DEVICE_0_ID: ["Test Device 0"],
         TEST_DEVICE_1_ID: ["Test Device 1"],
+        ASSEMBLY_ID: ["Assembly ID"],
     }
     return object_id_dict
diff --git a/pus_tc/service_200_mode.py b/pus_tc/service_200_mode.py
index 9010727..f3a2e85 100644
--- a/pus_tc/service_200_mode.py
+++ b/pus_tc/service_200_mode.py
@@ -11,12 +11,21 @@ from tmtccmd.config.definitions import QueueCommands
 from tmtccmd.tc.packer import TcQueueT
 from tmtccmd.tc.service_200_mode import pack_mode_data, Modes
 
-from common_tmtc.config.object_ids import TEST_DEVICE_0_ID
+from common_tmtc.config.object_ids import TEST_DEVICE_0_ID, ASSEMBLY_ID
 
 
 def pack_service_200_commands_into(tc_queue: TcQueueT, op_code: str):
     if op_code == "test":
         pack_service_200_test_into(tc_queue=tc_queue, init_ssc=2000)
+    elif op_code == "asm_to_normal" or op_code == "0":
+        # Set Normal mode
+        tc_queue.appendleft(
+            (QueueCommands.PRINT, "Testing Service 200: Set Mode Normal")
+        )
+        # Command assembly to normal, submode 1 for dual mode,
+        mode_data = pack_mode_data(ASSEMBLY_ID, Modes.NORMAL, 1)
+        command = PusTelecommand(service=200, subservice=1, ssc=0, app_data=mode_data)
+        tc_queue.appendleft(command.pack_command_tuple())
 
 
 def pack_service_200_test_into(init_ssc: int, tc_queue: TcQueueT) -> int: