diff --git a/docs/_generated/config.md b/docs/_generated/config.md
index bef3710..9d81f6a 100644
--- a/docs/_generated/config.md
+++ b/docs/_generated/config.md
@@ -879,3 +879,135 @@ Attributes:
        "utils": {}
    }
 ```
+
+## Full example Config
+
+```{eval-rst}
+.. code-block:: json
+
+   {
+       "general": {
+           "data_folder_path": null,
+           "data_output_subpath": "output",
+           "data_cache_subpath": "cache",
+           "latitude": 52.52,
+           "longitude": 13.405
+       },
+       "logging": {
+           "level": "INFO"
+       },
+       "devices": {
+           "batteries": [
+               {
+                   "device_id": "battery1",
+                   "hours": null,
+                   "capacity_wh": 8000,
+                   "charging_efficiency": 0.88,
+                   "discharging_efficiency": 0.88,
+                   "max_charge_power_w": 5000,
+                   "initial_soc_percentage": 0,
+                   "min_soc_percentage": 0,
+                   "max_soc_percentage": 100
+               }
+           ],
+           "inverters": [],
+           "home_appliances": []
+       },
+       "measurement": {
+           "load0_name": "Household",
+           "load1_name": null,
+           "load2_name": null,
+           "load3_name": null,
+           "load4_name": null
+       },
+       "optimization": {
+           "hours": 48,
+           "penalty": 10,
+           "ev_available_charge_rates_percent": [
+               0.0,
+               0.375,
+               0.5,
+               0.625,
+               0.75,
+               0.875,
+               1.0
+           ]
+       },
+       "prediction": {
+           "hours": 48,
+           "historic_hours": 48
+       },
+       "elecprice": {
+           "provider": "ElecPriceAkkudoktor",
+           "charges_kwh": 0.21,
+           "provider_settings": null
+       },
+       "load": {
+           "provider": "LoadAkkudoktor",
+           "provider_settings": null
+       },
+       "pvforecast": {
+           "provider": "PVForecastAkkudoktor",
+           "planes": [
+               {
+                   "surface_tilt": 10.0,
+                   "surface_azimuth": 10.0,
+                   "userhorizon": [
+                       10.0,
+                       20.0,
+                       30.0
+                   ],
+                   "peakpower": 5.0,
+                   "pvtechchoice": "crystSi",
+                   "mountingplace": "free",
+                   "loss": 14.0,
+                   "trackingtype": 0,
+                   "optimal_surface_tilt": false,
+                   "optimalangles": false,
+                   "albedo": null,
+                   "module_model": null,
+                   "inverter_model": null,
+                   "inverter_paco": 6000,
+                   "modules_per_string": 20,
+                   "strings_per_inverter": 2
+               },
+               {
+                   "surface_tilt": 20.0,
+                   "surface_azimuth": 20.0,
+                   "userhorizon": [
+                       5.0,
+                       15.0,
+                       25.0
+                   ],
+                   "peakpower": 3.5,
+                   "pvtechchoice": "crystSi",
+                   "mountingplace": "free",
+                   "loss": 14.0,
+                   "trackingtype": 1,
+                   "optimal_surface_tilt": false,
+                   "optimalangles": false,
+                   "albedo": null,
+                   "module_model": null,
+                   "inverter_model": null,
+                   "inverter_paco": 4000,
+                   "modules_per_string": 20,
+                   "strings_per_inverter": 2
+               }
+           ],
+           "provider_settings": null
+       },
+       "weather": {
+           "provider": "WeatherImport",
+           "provider_settings": null
+       },
+       "server": {
+           "host": "0.0.0.0",
+           "port": 8503,
+           "verbose": false,
+           "startup_eosdash": true,
+           "eosdash_host": "0.0.0.0",
+           "eosdash_port": 8504
+       },
+       "utils": {}
+   }
+```
diff --git a/scripts/generate_config_md.py b/scripts/generate_config_md.py
index 9f7c79f..3b68395 100755
--- a/scripts/generate_config_md.py
+++ b/scripts/generate_config_md.py
@@ -22,6 +22,8 @@ logger = get_logger(__name__)
 documented_types: set[PydanticBaseModel] = set()
 undocumented_types: dict[PydanticBaseModel, tuple[str, list[str]]] = dict()
 
+global_config_dict: dict[str, Any] = dict()
+
 
 def get_title(config: PydanticBaseModel) -> str:
     if config.__doc__ is None:
@@ -209,8 +211,12 @@ def generate_config_table_md(
             table += ".. code-block:: json\n\n"
             if has_examples_list:
                 input_dict = build_nested_structure(toplevel_keys[:-1], ins_dict_list)
+                if not extra_config:
+                    global_config_dict[toplevel_keys[0]] = ins_dict_list
             else:
                 input_dict = build_nested_structure(toplevel_keys, ins_dict_list[0])
+                if not extra_config:
+                    global_config_dict[toplevel_keys[0]] = ins_dict_list[0]
             table += textwrap.indent(json.dumps(input_dict, indent=4), "   ")
             table += "\n"
             table += "```\n\n"
@@ -258,6 +264,16 @@ def generate_config_md(config_eos: ConfigEOS) -> str:
             field_type, [field_name], f"EOS_{field_name.upper()}__", True
         )
 
+    # Full config
+    markdown += "## Full example Config\n\n"
+    markdown += "```{eval-rst}\n"
+    markdown += ".. code-block:: json\n\n"
+    # Test for valid config first
+    config_eos.merge_settings_from_dict(global_config_dict)
+    markdown += textwrap.indent(json.dumps(global_config_dict, indent=4), "   ")
+    markdown += "\n"
+    markdown += "```\n\n"
+
     # Assure there is no double \n at end of file
     markdown = markdown.rstrip("\n")
     markdown += "\n"
@@ -290,7 +306,8 @@ def main():
 
     except Exception as e:
         print(f"Error during Configuration Specification generation: {e}", file=sys.stderr)
-        sys.exit(1)
+        # keep throwing error to debug potential problems (e.g. invalid examples)
+        raise e
 
 
 if __name__ == "__main__":
diff --git a/src/akkudoktoreos/core/pydantic.py b/src/akkudoktoreos/core/pydantic.py
index 22dd9c1..b06e0e6 100644
--- a/src/akkudoktoreos/core/pydantic.py
+++ b/src/akkudoktoreos/core/pydantic.py
@@ -14,6 +14,7 @@ Key Features:
 
 import json
 import re
+from copy import deepcopy
 from typing import Any, Dict, List, Optional, Type, Union
 from zoneinfo import ZoneInfo
 
@@ -45,7 +46,7 @@ def merge_models(source: BaseModel, update_dict: dict[str, Any]) -> dict[str, An
         return update_dict
 
     source_dict = source.model_dump(exclude_unset=True)
-    merged_dict = deep_update(source_dict, update_dict)
+    merged_dict = deep_update(source_dict, deepcopy(update_dict))
 
     return merged_dict