diff --git a/tradein-mvp/backend/app/core/config.py b/tradein-mvp/backend/app/core/config.py
index 4be0645b..766959fb 100644
--- a/tradein-mvp/backend/app/core/config.py
+++ b/tradein-mvp/backend/app/core/config.py
@@ -384,6 +384,13 @@ class Settings(BaseSettings):
     # ENV: CIAN_PROXY_MAX_ROTATIONS.
     cian_proxy_max_rotations: int = 4
 
+    # #1949: per-fetch hard-cancel для browser-fetch'ей внутри bucket-gather Cian full_load.
+    # asyncio.wait_for(fetch, timeout=X) отменяет зависший fetch → TimeoutError →
+    # _fetch_page_html ловит как Exception → None → _one_page → [] → gather завершается.
+    # 0 = отключить (старое поведение). Дефолт 90.0s щедрее nормального fetch ~12s.
+    # ENV: CIAN_FULL_LOAD_PER_FETCH_TIMEOUT_S.
+    cian_full_load_per_fetch_timeout_s: float = 90.0
+
     @property
     def cian_proxy_url(self) -> str | None:
         """Прокси для Cian-скраперов. CIAN_PROXY_URL > scraper_proxy_url (fallback)."""
diff --git a/tradein-mvp/backend/app/services/scrape_pipeline.py b/tradein-mvp/backend/app/services/scrape_pipeline.py
index 6141710e..aa38b5ff 100644
--- a/tradein-mvp/backend/app/services/scrape_pipeline.py
+++ b/tradein-mvp/backend/app/services/scrape_pipeline.py
@@ -33,6 +33,7 @@ import random
 from contextlib import AsyncExitStack
 from dataclasses import dataclass, field, fields
 from datetime import date, timedelta
+from typing import Any
 from urllib.parse import urlparse
 
 from curl_cffi.requests import AsyncSession
@@ -2535,10 +2536,61 @@ async def run_cian_full_load(
         """Heartbeat per room-bucket (на случай пустых бакетов без on_bucket вызовов)."""
         scrape_runs.update_heartbeat(db, run_id, counters.to_dict())
 
+    # #1949: фоновый heartbeat — обновляет heartbeat_at каждые 60s независимо от on_bucket.
+    # Без него зависший asyncio.gather внутри bucket-loop замораживает heartbeat на часы
+    # → reap_zombies помечает живой run zombie. Отменяется в finally при любом завершении.
+    async def _background_heartbeat() -> None:
+        """Периодический heartbeat каждые 60s, не завязанный на прогресс бакетов."""
+        while True:
+            await asyncio.sleep(60.0)
+            try:
+                scrape_runs.update_heartbeat(db, run_id, counters.to_dict())
+            except Exception:
+                pass
+
+    _hb_task: asyncio.Task[None] | None = None
     try:
+        _hb_task = asyncio.create_task(_background_heartbeat())
+
         async with CianScraper() as scraper:
             scraper.request_delay_sec = request_delay_sec
 
+            # #1949: per-fetch hard-cancel для browser-fetch'ей внутри bucket-gather.
+            # BrowserFetcher.fetch имеет httpx-timeout 120s, но browser-сервис иногда
+            # виснет так что httpx не получает ответ → gather морозит → heartbeat стоп.
+            # Оборачиваем _browser.fetch в asyncio.wait_for(timeout=X) через monkey-patch:
+            # TimeoutError → _fetch_page_html ловит как Exception → None → _one_page → []
+            # → gather завершается нормально → on_bucket вызывается → heartbeat обновляется.
+            # За флагом cian_full_load_per_fetch_timeout_s (0 = отключить).
+            _fetch_timeout = settings.cian_full_load_per_fetch_timeout_s
+            if _fetch_timeout > 0 and scraper._browser is not None:
+                _orig_fetch = scraper._browser.fetch
+
+                async def _timed_fetch(
+                    url: str,
+                    _f: Any = _orig_fetch,
+                    _t: float = _fetch_timeout,
+                    _rid: int = run_id,
+                ) -> str:
+                    try:
+                        return await asyncio.wait_for(_f(url), timeout=_t)
+                    except TimeoutError:
+                        logger.warning(
+                            "cian-full-load run_id=%d: browser-fetch timed out "
+                            "after %.0fs — url=%s",
+                            _rid,
+                            _t,
+                            url,
+                        )
+                        raise
+
+                scraper._browser.fetch = _timed_fetch  # type: ignore[method-assign]
+                logger.info(
+                    "cian-full-load run_id=%d: per-fetch timeout %.0fs enabled",
+                    run_id,
+                    _fetch_timeout,
+                )
+
             await scraper.fetch_all_secondary(
                 price_cap_per_bucket=price_cap_per_bucket,
                 concurrency=concurrency,
@@ -2652,6 +2704,15 @@ async def run_cian_full_load(
         scrape_runs.mark_failed(db, run_id, str(exc), counters.to_dict())
         raise
 
+    finally:
+        # #1949: отменяем фоновый heartbeat при любом завершении (return / raise / cancel).
+        if _hb_task is not None:
+            _hb_task.cancel()
+            try:
+                await _hb_task
+            except asyncio.CancelledError:
+                pass
+
 
 # ── Yandex exhaustive full load (region-wide, без anchor'ов) ──────────────────
 
diff --git a/tradein-mvp/backend/tests/test_scraper_resilience_1949_1950.py b/tradein-mvp/backend/tests/test_scraper_resilience_1949_1950.py
index 07313c56..e659e375 100644
--- a/tradein-mvp/backend/tests/test_scraper_resilience_1949_1950.py
+++ b/tradein-mvp/backend/tests/test_scraper_resilience_1949_1950.py
@@ -6,15 +6,26 @@ Fix A (#1950): _rotate_proxy_ip теперь делает до proxy_rotate_atte
 Fix B (#1950): run_avito_city_sweep при AvitoBlockedError/RateLimited с
                lots_inserted+lots_updated>0 вызывает mark_done (не mark_banned)
                когда avito_serp_ok_not_banned=True.
+
+Fix C (#1949): run_cian_full_load применяет monkey-patch _browser.fetch с
+               asyncio.wait_for(timeout=cian_full_load_per_fetch_timeout_s).
+
+Fix D (#1949): run_cian_full_load создаёт фоновый heartbeat-task и отменяет
+               его в finally при любом завершении.
 """
 
 from __future__ import annotations
 
+import asyncio
+import os
+import time
 from typing import Any
 from unittest.mock import AsyncMock, MagicMock, patch
 
 import pytest
 
+os.environ.setdefault("DATABASE_URL", "postgresql+psycopg://test:test@localhost/test_db")
+
 from app.services.scrapers.avito_exceptions import AvitoBlockedError
 from app.services.scrapers.base import ScrapedLot
 
@@ -334,3 +345,214 @@ async def test_avito_city_sweep_flag_off_still_marks_banned() -> None:
         mock_runs.mark_banned.called
     ), "avito_serp_ok_not_banned=False → mark_banned (backward-compat)"
     assert not mock_runs.mark_done.called
+
+
+# ──────────────────────────────────────────────────────────────────────────────
+# Fix C: cian per-fetch wait_for (#1949)
+# ──────────────────────────────────────────────────────────────────────────────
+
+
+@pytest.mark.asyncio
+async def test_cian_full_load_hanging_fetch_cancelled_by_timeout() -> None:
+    """#1949-C: browser-fetch зависший навсегда отменяется per-fetch timeout.
+
+    Monkey-patch заменяет _browser.fetch на _timed_fetch(wait_for timeout=0.05s).
+    Зависший fetch отменяется через ~50ms → TimeoutError → run завершается.
+    """
+    from app.services.scrape_pipeline import run_cian_full_load
+
+    fetch_was_called = False
+
+    async def hanging_fetch(url: str) -> str:
+        nonlocal fetch_was_called
+        fetch_was_called = True
+        await asyncio.Event().wait()  # висит вечно
+        return ""
+
+    mock_browser = MagicMock()
+    mock_browser.fetch = hanging_fetch
+
+    mock_scraper = MagicMock()
+    mock_scraper.__aenter__ = AsyncMock(return_value=mock_scraper)
+    mock_scraper.__aexit__ = AsyncMock(return_value=None)
+    mock_scraper._browser = mock_browser
+    mock_scraper.request_delay_sec = 0.0
+
+    # fetch_all_secondary симулирует _fetch_page_html: вызывает fetch и ловит Exception
+    async def fake_fetch_all_secondary(**kwargs: object) -> None:
+        try:
+            # После monkey-patch _browser.fetch = _timed_fetch (с timeout=0.05s)
+            await mock_scraper._browser.fetch("https://ekb.cian.ru/sale/flat/1/")
+        except Exception:
+            pass  # TimeoutError → аналог _fetch_page_html → returns None
+
+    mock_scraper.fetch_all_secondary = fake_fetch_all_secondary
+
+    mock_db = MagicMock()
+    mock_runs = MagicMock()
+    mock_runs.is_cancelled.return_value = False
+    mock_runs.mark_done = MagicMock()
+    mock_runs.mark_failed = MagicMock()
+    mock_runs.update_heartbeat = MagicMock()
+
+    t0 = time.monotonic()
+    with (
+        patch("app.services.scrapers.cian.CianScraper", return_value=mock_scraper),
+        patch("app.services.scrape_pipeline.scrape_runs", mock_runs),
+        patch("app.services.scrape_pipeline.settings") as s,
+    ):
+        s.cian_full_load_per_fetch_timeout_s = 0.05  # 50ms — быстрый timeout для теста
+        s.cian_full_load_detail_top_n = 0
+
+        await run_cian_full_load(mock_db, run_id=1)
+
+    elapsed = time.monotonic() - t0
+
+    assert fetch_was_called, "hanging_fetch должен быть вызван через monkey-patched _browser.fetch"
+    assert (
+        elapsed < 3.0
+    ), f"run должен завершиться быстро (fetch timeout 50ms), занял {elapsed:.2f}s"
+    assert mock_runs.mark_done.called, "run_cian_full_load должен завершиться mark_done"
+
+
+@pytest.mark.asyncio
+async def test_cian_full_load_per_fetch_timeout_disabled_when_zero() -> None:
+    """#1949-C: cian_full_load_per_fetch_timeout_s=0 → monkey-patch НЕ применяется."""
+    from app.services.scrape_pipeline import run_cian_full_load
+
+    original_fetch = AsyncMock(return_value="<html/>")
+
+    mock_browser = MagicMock()
+    mock_browser.fetch = original_fetch
+
+    mock_scraper = MagicMock()
+    mock_scraper.__aenter__ = AsyncMock(return_value=mock_scraper)
+    mock_scraper.__aexit__ = AsyncMock(return_value=None)
+    mock_scraper._browser = mock_browser
+    mock_scraper.request_delay_sec = 0.0
+    mock_scraper.fetch_all_secondary = AsyncMock(return_value=None)
+
+    mock_db = MagicMock()
+    mock_runs = MagicMock()
+    mock_runs.is_cancelled.return_value = False
+    mock_runs.mark_done = MagicMock()
+    mock_runs.mark_failed = MagicMock()
+    mock_runs.update_heartbeat = MagicMock()
+
+    with (
+        patch("app.services.scrapers.cian.CianScraper", return_value=mock_scraper),
+        patch("app.services.scrape_pipeline.scrape_runs", mock_runs),
+        patch("app.services.scrape_pipeline.settings") as s,
+    ):
+        s.cian_full_load_per_fetch_timeout_s = 0.0  # отключено
+        s.cian_full_load_detail_top_n = 0
+
+        await run_cian_full_load(mock_db, run_id=2)
+
+    # Когда timeout=0 (отключён), monkey-patch не применяется → fetch остаётся original
+    assert (
+        mock_browser.fetch is original_fetch
+    ), "cian_full_load_per_fetch_timeout_s=0 → fetch НЕ должен быть заменён monkey-patch"
+
+
+# ──────────────────────────────────────────────────────────────────────────────
+# Fix D: cian background heartbeat created and cancelled (#1949)
+# ──────────────────────────────────────────────────────────────────────────────
+
+
+@pytest.mark.asyncio
+async def test_cian_full_load_background_heartbeat_created_and_cancelled() -> None:
+    """#1949-D: background heartbeat task создаётся и отменяется в finally."""
+    from app.services.scrape_pipeline import run_cian_full_load
+
+    mock_scraper = MagicMock()
+    mock_scraper.__aenter__ = AsyncMock(return_value=mock_scraper)
+    mock_scraper.__aexit__ = AsyncMock(return_value=None)
+    mock_scraper._browser = None  # per-fetch timeout не применяется
+    mock_scraper.fetch_all_secondary = AsyncMock(return_value=None)
+
+    mock_db = MagicMock()
+    mock_runs = MagicMock()
+    mock_runs.is_cancelled.return_value = False
+    mock_runs.mark_done = MagicMock()
+    mock_runs.mark_failed = MagicMock()
+    mock_runs.update_heartbeat = MagicMock()
+
+    created_tasks: list[asyncio.Task[None]] = []
+    _real_create_task = asyncio.create_task
+
+    def _tracking_create_task(coro: Any, *, name: str | None = None) -> asyncio.Task[None]:
+        task = _real_create_task(coro, name=name)
+        created_tasks.append(task)
+        return task  # type: ignore[return-value]
+
+    with (
+        patch("app.services.scrapers.cian.CianScraper", return_value=mock_scraper),
+        patch("app.services.scrape_pipeline.scrape_runs", mock_runs),
+        patch(
+            "app.services.scrape_pipeline.asyncio.create_task",
+            side_effect=_tracking_create_task,
+        ),
+        patch("app.services.scrape_pipeline.settings") as s,
+    ):
+        s.cian_full_load_per_fetch_timeout_s = 0.0
+        s.cian_full_load_detail_top_n = 0
+
+        await run_cian_full_load(mock_db, run_id=3)
+
+    assert (
+        len(created_tasks) >= 1
+    ), "asyncio.create_task должен быть вызван хотя бы раз (background heartbeat)"
+    for task in created_tasks:
+        assert (
+            task.cancelled() or task.done()
+        ), f"Heartbeat task должен быть отменён в finally: {task}"
+
+
+@pytest.mark.asyncio
+async def test_cian_full_load_heartbeat_cancelled_on_exception() -> None:
+    """#1949-D: heartbeat task отменяется в finally даже при исключении в run."""
+    from app.services.scrape_pipeline import run_cian_full_load
+
+    mock_scraper = MagicMock()
+    mock_scraper.__aenter__ = AsyncMock(return_value=mock_scraper)
+    mock_scraper.__aexit__ = AsyncMock(return_value=None)
+    mock_scraper._browser = None
+    mock_scraper.fetch_all_secondary = AsyncMock(side_effect=RuntimeError("fatal-test-error"))
+
+    mock_db = MagicMock()
+    mock_runs = MagicMock()
+    mock_runs.is_cancelled.return_value = False
+    mock_runs.mark_done = MagicMock()
+    mock_runs.mark_failed = MagicMock()
+    mock_runs.update_heartbeat = MagicMock()
+
+    created_tasks: list[asyncio.Task[None]] = []
+    _real_create_task = asyncio.create_task
+
+    def _tracking_create_task(coro: Any, *, name: str | None = None) -> asyncio.Task[None]:
+        task = _real_create_task(coro, name=name)
+        created_tasks.append(task)
+        return task  # type: ignore[return-value]
+
+    with (
+        patch("app.services.scrapers.cian.CianScraper", return_value=mock_scraper),
+        patch("app.services.scrape_pipeline.scrape_runs", mock_runs),
+        patch(
+            "app.services.scrape_pipeline.asyncio.create_task",
+            side_effect=_tracking_create_task,
+        ),
+        patch("app.services.scrape_pipeline.settings") as s,
+    ):
+        s.cian_full_load_per_fetch_timeout_s = 0.0
+        s.cian_full_load_detail_top_n = 0
+
+        with pytest.raises(RuntimeError, match="fatal-test-error"):
+            await run_cian_full_load(mock_db, run_id=4)
+
+    assert len(created_tasks) >= 1, "heartbeat task должен быть создан"
+    for task in created_tasks:
+        assert (
+            task.cancelled() or task.done()
+        ), f"Heartbeat task должен быть отменён в finally даже при RuntimeError: {task}"
+    assert mock_runs.mark_failed.called, "mark_failed должен быть вызван при RuntimeError"