diff --git a/config/schedule.yaml b/config/schedule.yaml
index a6c97de..51d982c 100644
--- a/config/schedule.yaml
+++ b/config/schedule.yaml
@@ -36,23 +36,47 @@ templates:
         type: set
         speed: 3
 
-    - time: "17:30"
+    - time: "19:00"
+      action:
+        type: set
+        power: on
+        speed: 6
+        heater: on
+        target_temp: 20
+
+    - time: "20:30"
       action:
         type: auto
 
+
+    - time: "20:31"
+      action:
+        type: set
+        speed: 3
+
     - time: "23:00"
       action:
         type: set
         speed: 1
         heater: off
 
+    - time: "23:58"
+      action:
+        type: set
+        speed: 3
+
 
   weekend:
 
     - time: "00:00"
       action:
         type: set
-        power: off
+        speed: 6
+
+    - time: "00:02"
+      action:
+        type: set
+        speed: 1
 
     - time: "09:00"
       action:
@@ -67,22 +91,6 @@ templates:
       action:
         type: auto
 
-    - time: "22:54"
-      action:
-        type: set
-        power: on
-        speed: 2
-
-    - time: "22:55"
-      action:
-        type: set
-        speed: 4
-
-    - time: "22:56"
-      action:
-        type: set
-        speed: 6
-
     - time: "23:30"
       action:
         type: set
@@ -90,6 +98,8 @@ templates:
         heater: off
 
 
+
+
 days:
 
   mon: workday
diff --git a/schedule/models.py b/schedule/models.py
index 7784a01..042ab6b 100644
--- a/schedule/models.py
+++ b/schedule/models.py
@@ -19,10 +19,7 @@ class ScheduledSettings:
     sound: bool | None = None
     light: bool | None = None
 
-    def merged(
-        self,
-        newer: "ScheduledSettings",
-    ) -> "ScheduledSettings":
+    def merged(self, newer: "ScheduledSettings") -> "ScheduledSettings":
         """
         Наложить более новые настройки поверх старых.
 
diff --git a/schedule/service.py b/schedule/service.py
index 1f04746..56c7f31 100644
--- a/schedule/service.py
+++ b/schedule/service.py
@@ -42,12 +42,123 @@ class ScheduleService:
 
         self._running = False
         self._task = None
-        self._last_applied_when = None
+
+        # Последняя успешно применённая точка расписания.
+        self._last_applied_when: datetime | None = None
+
+        # Temporary override.
+        self._override_settings = ScheduledSettings()
+        self._override_until: datetime | None = None
+
+        # True означает:
+        # override записан, но применить его к Tion
+        # пока не удалось.
+        self._override_pending = False
+
+        # Ошибка именно ScheduleService.
+        self._last_error: str | None = None
+
+
+    @property
+    def running(self) -> bool:
+        return self._running
+
+    @property
+    def last_error(self) -> str | None:
+        return self._last_error
+
+    @property
+    def override_settings(self) -> ScheduledSettings:
+        return self._override_settings
+
+    @property
+    def override_until(self) -> datetime | None:
+        return self._override_until
+
+    @property
+    def override_active(self) -> bool:
+        if self._override_until is None:
+            return False
+
+        return datetime.now() < self._override_until
 
     @property
     def config(self) -> ScheduleConfig:
         return self._config
 
+
+    async def apply_override(self, settings: ScheduledSettings) -> None:
+
+        if settings.empty:
+            raise ValueError(
+                "Override settings cannot be empty"
+            )
+
+        if self._tion is None:
+            raise RuntimeError(
+                "TionService is required"
+            )
+
+        now = datetime.now()
+
+        resolution = self.resolve(now)
+
+        if not resolution.enabled:
+            raise RuntimeError(
+                "Schedule is disabled"
+            )
+
+        if resolution.current is None:
+            raise RuntimeError(
+                "Current schedule point not found"
+            )
+
+        if resolution.next is None:
+            raise RuntimeError(
+                "Next schedule point not found"
+            )
+
+        # Если старый override уже закончился,
+        # перед созданием нового очищаем его.
+        if ( self._override_until is not None
+             and now >= self._override_until
+        ):
+            self._clear_override()
+
+        # Добавляем новые ручные параметры
+        # к уже существующему override.
+        self._override_settings = ( self._override_settings.merged(settings) )
+
+        # Override действует строго до
+        # следующей точки расписания.
+        self._override_until = resolution.next.when
+
+        # Считаем его неприменённым,
+        # пока команда реально не прошла.
+        self._override_pending = True
+
+        try:
+            await self._apply_settings(settings)
+
+        except Exception as exc:
+            self._last_error = (
+                f"{type(exc).__name__}: {exc}"
+            )
+
+            # Override остаётся сохранённым.
+            # Фоновый цикл попробует ещё раз.
+            raise
+
+        else:
+            self._override_pending = False
+            self._last_error = None
+
+    def _clear_override(self) -> None:
+        self._override_settings = ScheduledSettings()
+        self._override_until = None
+        self._override_pending = False
+
+
     def resolve(
         self,
         now: datetime | None = None,
@@ -216,21 +327,24 @@ class ScheduleService:
             return
 
         if self._tion is None:
-            raise RuntimeError(
-                "TionService is required to start schedule"
-            )
+            raise RuntimeError("TionService is required to start schedule")
 
         self._running = True
 
         # При запуске сразу приводим Tion
         # к текущему состоянию расписания.
-        await self._process(initial=True)
+        try:
+            await self._process()
+        except Exception as exc:
+            self._last_error = f"{type(exc).__name__}: {exc}"
+
+        self._task = asyncio.create_task(self._loop())
 
-        self._task = asyncio.create_task(
-            self._loop()
-        )
 
     async def stop(self) -> None:
+        if not self._running:
+            return
+
         self._running = False
 
         if self._task is not None:
@@ -243,21 +357,57 @@ class ScheduleService:
 
             self._task = None
 
+
     async def _loop(self) -> None:
         while self._running:
             await asyncio.sleep(
                 self._check_interval
             )
 
-            await self._process()
+            try:
+                await self._process()
 
-    async def _process(
-            self,
-            *,
-            initial: bool = False,
-    ) -> None:
+            except Exception as exc:
+                self._last_error = f"{type(exc).__name__}: {exc}"
 
-        resolution = self.resolve()
+    # async def _process(self, *, initial: bool = False) -> None:
+    #
+    #     resolution = self.resolve()
+    #
+    #     if not resolution.enabled:
+    #         return
+    #
+    #     current = resolution.current
+    #
+    #     if current is None:
+    #         return
+    #
+    #     # Эта точка уже применена.
+    #     if (
+    #             not initial
+    #             and self._last_applied_when == current.when
+    #     ):
+    #         return
+    #
+    #     # AUTO пока только распознаём.
+    #     # Сам AutoController подключим позже.
+    #     if (
+    #             current.point.action.type
+    #             == ScheduleActionType.AUTO
+    #     ):
+    #         self._last_applied_when = current.when
+    #         return
+    #
+    #     settings = resolution.scheduled_settings
+    #
+    #     await self._apply_settings(settings)
+    #
+    #     self._last_applied_when = current.when
+
+    async def _process(self) -> None:
+        now = datetime.now()
+
+        resolution = self.resolve(now)
 
         if not resolution.enabled:
             return
@@ -267,39 +417,53 @@ class ScheduleService:
         if current is None:
             return
 
-        # Эта точка уже применена.
+        # --------------------------------------------------
+        # 1. Проверяем окончание temporary override
+        # --------------------------------------------------
+
         if (
-                not initial
-                and self._last_applied_when == current.when
+                self._override_until is not None
+                and now >= self._override_until
         ):
+            self._clear_override()
+
+        # --------------------------------------------------
+        # 2. Пока override действует,
+        #    расписание Tion не трогает
+        # --------------------------------------------------
+
+        if self.override_active:
+
+            # Если override ранее не удалось применить,
+            # пробуем снова.
+            if self._override_pending:
+                await self._apply_settings(self._override_settings)
+                self._override_pending = False
+                self._last_error = None
             return
 
-        # AUTO пока только распознаём.
-        # Сам AutoController подключим позже.
-        if (
-                current.point.action.type
-                == ScheduleActionType.AUTO
-        ):
-            self._last_applied_when = current.when
+        # --------------------------------------------------
+        # 3. Если текущая точка уже успешно применена,
+        #    ничего не делаем
+        # --------------------------------------------------
+
+        if self._last_applied_when == current.when:
             return
 
-        if initial:
-            # После запуска восстанавливаем всё
-            # накопленное состояние расписания.
-            settings = resolution.scheduled_settings
-        else:
-            # При обычном переходе применяем
-            # только параметры новой точки.
-            settings = current.point.action.settings
+        # --------------------------------------------------
+        # 4. Приводим Tion к ПОЛНОМУ актуальному
+        #    состоянию расписания
+        # --------------------------------------------------
 
-        await self._apply_settings(settings)
+        await self._apply_settings(resolution.scheduled_settings)
 
+
+        # Ставим только ПОСЛЕ успешного применения.
         self._last_applied_when = current.when
+        self._last_error = None
 
-    async def _apply_settings(
-            self,
-            settings: ScheduledSettings,
-    ) -> None:
+
+    async def _apply_settings(self, settings: ScheduledSettings) -> None:
 
         if self._tion is None:
             return
diff --git a/tests/test_schedule_live.py b/tests/test_schedule_live.py
index 94d5226..703e4c5 100644
--- a/tests/test_schedule_live.py
+++ b/tests/test_schedule_live.py
@@ -1,6 +1,7 @@
 import asyncio
 import logging
 from pathlib import Path
+import datetime
 
 from app.my_dataclasses import TION_MAC
 from app.tion import TionController, TionService
@@ -52,11 +53,16 @@ async def main():
 
             if tion.state:
                 print(
+                    f"{datetime.datetime.now().strftime("%y-%m-%d %H:%M:%S")} "
                     f"power={tion.state.power} "
                     f"speed={tion.state.fan_speed} "
-                    f"heater={tion.state.heater}"
+                    f"heater={tion.state.heater} "
+                    f"target_temp={tion.state.target_temp} "
+                    f"last_error={tion.last_error} "
                 )
 
+
+
     finally:
         await schedule.stop()
         await tion.stop()
diff --git a/tests/test_schedule_override.py b/tests/test_schedule_override.py
new file mode 100644
index 0000000..ebb8ad6
--- /dev/null
+++ b/tests/test_schedule_override.py
@@ -0,0 +1,119 @@
+import asyncio
+import logging
+from datetime import datetime
+from pathlib import Path
+
+from app.my_dataclasses import TION_MAC
+from app.tion import TionController, TionService
+
+from schedule import (
+    ScheduleService,
+    ScheduledSettings,
+    load_schedule,
+)
+
+
+logging.disable(logging.CRITICAL)
+
+
+PROJECT_ROOT = Path(__file__).resolve().parents[1]
+
+SCHEDULE_FILE = (
+    PROJECT_ROOT
+    / "config"
+    / "schedule.yaml"
+)
+
+
+async def main():
+
+    config = load_schedule(SCHEDULE_FILE)
+
+    controller = TionController(TION_MAC)
+
+    tion = TionService(
+        controller,
+        poll_interval=5,
+    )
+
+    schedule = ScheduleService(
+        config,
+        tion,
+        check_interval=5,
+    )
+
+    await tion.start()
+    await schedule.start()
+
+    try:
+        print()
+        print("Schedule started")
+
+        resolution = schedule.resolve()
+
+        print(
+            f"Current: "
+            f"{resolution.current.when if resolution.current else None}"
+        )
+
+        print(
+            f"Next: "
+            f"{resolution.next.when if resolution.next else None}"
+        )
+
+        # print()
+        # print("Applying temporary override:")
+        # print("speed=6")
+        # print()
+        #
+        # await schedule.apply_override(
+        #     ScheduledSettings(
+        #         speed=6,
+        #     )
+        # )
+
+        while True:
+
+            await asyncio.sleep(5)
+
+            if ( datetime.now() > datetime(2026, 9, 18, 20, 30, 30)
+                and datetime.now() < datetime(2026, 9, 18, 20, 30, 36) ):
+                print("Applying temporary override:")
+                print("heater=True")
+                print("target_temp=25")
+                await schedule.apply_override(
+                    ScheduledSettings(
+                        heater=True,
+                        target_temp=25,
+                    )
+                )
+
+            now = datetime.now().strftime(
+                "%y-%m-%d %H:%M:%S"
+            )
+
+            state = tion.state
+
+            if state is None:
+                print(
+                    f"{now} state=None"
+                )
+                continue
+
+            print(
+                f"{now} "
+                f"power={state.power} "
+                f"speed={state.fan_speed} "
+                f"heater={state.heater} "
+                f"target_temp={state.target_temp} "
+                f"override={schedule.override_active} "
+                f"until={schedule.override_until}"
+            )
+
+    finally:
+        await schedule.stop()
+        await tion.stop()
+
+
+if __name__ == "__main__":
+    asyncio.run(main())
\ No newline at end of file