diff --git a/custom_components/luxtronik/base.py b/custom_components/luxtronik/base.py
index 18849ea..da39ad3 100644
--- a/custom_components/luxtronik/base.py
+++ b/custom_components/luxtronik/base.py
@@ -6,7 +6,6 @@
 from typing import Any
 from enum import StrEnum
 
-from homeassistant.components.sensor import RestoreSensor
 from homeassistant.components.water_heater import STATE_HEAT_PUMP
 from homeassistant.const import STATE_OFF, UnitOfTemperature, UnitOfTime
 from homeassistant.core import callback
diff --git a/custom_components/luxtronik/climate.py b/custom_components/luxtronik/climate.py
index b232b0f..7e801ce 100644
--- a/custom_components/luxtronik/climate.py
+++ b/custom_components/luxtronik/climate.py
@@ -317,10 +317,10 @@ async def async_set_temperature(self, **kwargs: Any) -> None:
 
     async def async_turn_off(self) -> None:
         await self.async_set_hvac_mode(HVACMode.OFF)
-    
+
     async def async_turn_on(self) -> None:
         await self.async_set_hvac_mode(HVACMode[self.entity_description.hvac_mode_mapping[LuxMode.automatic.value].upper()])
-        
+
     async def async_set_hvac_mode(self, hvac_mode: HVACMode) -> None:
         """Set new target hvac mode."""
         self._attr_hvac_mode = hvac_mode
diff --git a/custom_components/luxtronik/const.py b/custom_components/luxtronik/const.py
index dc0610e..4cc64f1 100644
--- a/custom_components/luxtronik/const.py
+++ b/custom_components/luxtronik/const.py
@@ -289,7 +289,7 @@ class LuxParameter(StrEnum):
     P0019_HEATING_CURVE_CIRCUIT2_NIGHT_TEMPERATURE: Final = (
         "parameters.ID_Einst_HzMK2ABS_akt"  # 0
     )
-        # luxtronik*_heating_curve_circuit3*
+    # luxtronik*_heating_curve_circuit3*
     P0020_HEATING_CURVE_CIRCUIT3_END_TEMPERATURE: Final = (
         "parameters.ID_Einst_HzMK3E_akt"  # 270
     )
@@ -631,7 +631,7 @@ class SensorKey(StrEnum):
     ADDITIONAL_HEAT_GENERATOR_AMOUNT_COUNTER = (
         "additional_heat_generator_amount_counter"
     )
-    SECOND_HEAT_GENERATOR_AMOUNT_COUNTER= "second_heat_generator_amount_counter"
+    SECOND_HEAT_GENERATOR_AMOUNT_COUNTER = "second_heat_generator_amount_counter"
     ANALOG_OUT1 = "analog_out1"
     ANALOG_OUT2 = "analog_out2"
     CURRENT_HEAT_OUTPUT = "current_heat_output"
diff --git a/custom_components/luxtronik/coordinator.py b/custom_components/luxtronik/coordinator.py
index dbc53f4..d1fa1c6 100644
--- a/custom_components/luxtronik/coordinator.py
+++ b/custom_components/luxtronik/coordinator.py
@@ -339,7 +339,7 @@ def entity_visible(self, description: LuxtronikEntityDescription) -> bool:
         if description.visibility == LV.V0059A_DHW_CHARGING_PUMP:
             return not self._detect_dhw_circulation_pump_present()
         if description.visibility == LV.V0005_COOLING:
-            return  self.detect_cooling_present()
+            return self.detect_cooling_present()
         visibility_result = self.get_value(description.visibility)
         if visibility_result is None:
             LOGGER.warning("Could not load visibility %s", description.visibility)
@@ -369,7 +369,7 @@ def entity_active(self, description: LuxtronikEntityDescription) -> bool:
             LV.V0039_SOLAR_BUFFER,
             LV.V0250_SOLAR,
         ]:
-            return self._detect_solar_present()        
+            return self._detect_solar_present()
         
         if not self.device_key_active(description.device_key):
             return False
diff --git a/custom_components/luxtronik/lux_helper.py b/custom_components/luxtronik/lux_helper.py
index ea36081..b45890a 100644
--- a/custom_components/luxtronik/lux_helper.py
+++ b/custom_components/luxtronik/lux_helper.py
@@ -5,9 +5,6 @@
 import socket
 import struct
 import threading
-import time
-
-from async_timeout import timeout
 
 from luxtronik.calculations import Calculations
 from luxtronik.parameters import Parameters
diff --git a/custom_components/luxtronik/model.py b/custom_components/luxtronik/model.py
index b60ffb4..41d7ea8 100644
--- a/custom_components/luxtronik/model.py
+++ b/custom_components/luxtronik/model.py
@@ -199,4 +199,3 @@ class LuxtronikUpdateEntityDescription(
 
     device_class = UpdateDeviceClass.FIRMWARE
     platform = Platform.UPDATE
-    
diff --git a/custom_components/luxtronik/number_entities_predefined.py b/custom_components/luxtronik/number_entities_predefined.py
index f01c3bf..5cea614 100644
--- a/custom_components/luxtronik/number_entities_predefined.py
+++ b/custom_components/luxtronik/number_entities_predefined.py
@@ -98,7 +98,7 @@
         icon="mdi:download-lock",
         device_class=SensorDeviceClass.TEMPERATURE,
         native_unit_of_measurement=UnitOfTemperature.CELSIUS,
-        native_min_value=-20.0, # -9.0
+        native_min_value=-20.0,  # -9.0
         native_max_value=0.0,
         native_step=0.5,
         entity_category=EntityCategory.CONFIG,
@@ -535,7 +535,7 @@
         entity_category=EntityCategory.CONFIG,
         mode=NumberMode.BOX,
         visibility=LV.V0005_COOLING,
-    ),    
+    ),
     LuxtronikNumberDescription(
         key=SensorKey.COOLING_START_DELAY_HOURS,
         luxtronik_key=LP.P0850_COOLING_START_DELAY_HOURS,
@@ -575,7 +575,7 @@
         entity_category=EntityCategory.CONFIG,
         mode=NumberMode.BOX,
         visibility=LP.P0042_MIXING_CIRCUIT1_TYPE,
-    ), 
+    ),
     LuxtronikNumberDescription(
         key=SensorKey.COOLING_TARGET_TEMPERATURE_MK2,
         luxtronik_key=LP.P0133_COOLING_TARGET_TEMPERATURE_MK2,
@@ -589,7 +589,7 @@
         entity_category=EntityCategory.CONFIG,
         mode=NumberMode.BOX,
         visibility=LP.P0130_MIXING_CIRCUIT2_TYPE,
-    ), 
+    ),
     LuxtronikNumberDescription(
         key=SensorKey.COOLING_TARGET_TEMPERATURE_MK3,
         luxtronik_key=LP.P0966_COOLING_TARGET_TEMPERATURE_MK3,
@@ -603,7 +603,6 @@
         entity_category=EntityCategory.CONFIG,
         mode=NumberMode.BOX,
         visibility=LP.P0780_MIXING_CIRCUIT3_TYPE,
-    ), 
+    ),
     # endregion Cooling
 ]
-