diff --git a/homeassistant/components/growatt_server/__init__.py b/homeassistant/components/growatt_server/__init__.py
index ae3fca5da41..d20dd55bf74 100644
--- a/homeassistant/components/growatt_server/__init__.py
+++ b/homeassistant/components/growatt_server/__init__.py
@@ -37,7 +37,6 @@ def get_device_list_classic(
         login_response = api.login(config[CONF_USERNAME], config[CONF_PASSWORD])
         # DEBUG: Log the actual response structure
     except Exception as ex:
-        _LOGGER.error("DEBUG - Login response: %s", login_response)
         raise ConfigEntryError(
             f"Error communicating with Growatt API during login: {ex}"
         ) from ex
diff --git a/homeassistant/components/growatt_server/coordinator.py b/homeassistant/components/growatt_server/coordinator.py
index 2f00c542c13..9756a7b57b4 100644
--- a/homeassistant/components/growatt_server/coordinator.py
+++ b/homeassistant/components/growatt_server/coordinator.py
@@ -113,9 +113,6 @@ class GrowattCoordinator(DataUpdateCoordinator[dict[str, Any]]):
                 min_settings = self.api.min_settings(self.device_id)
                 min_energy = self.api.min_energy(self.device_id)
             except growattServer.GrowattV1ApiError as err:
-                _LOGGER.error(
-                    "Error fetching min device data for %s: %s", self.device_id, err
-                )
                 raise UpdateFailed(f"Error fetching min device data: {err}") from err
 
             min_info = {**min_details, **min_settings, **min_energy}
@@ -180,7 +177,6 @@ class GrowattCoordinator(DataUpdateCoordinator[dict[str, Any]]):
         try:
             return await self.hass.async_add_executor_job(self._sync_update_data)
         except json.decoder.JSONDecodeError as err:
-            _LOGGER.error("Unable to fetch data from Growatt server: %s", err)
             raise UpdateFailed(f"Error fetching data: {err}") from err
 
     def get_currency(self):
diff --git a/homeassistant/components/growatt_server/quality_scale.yaml b/homeassistant/components/growatt_server/quality_scale.yaml
index 6b2b1c85d88..f49f109fcfb 100644
--- a/homeassistant/components/growatt_server/quality_scale.yaml
+++ b/homeassistant/components/growatt_server/quality_scale.yaml
@@ -32,9 +32,7 @@ rules:
     status: todo
     comment: Replace bare Exception catches in __init__.py with specific growattServer exceptions.
   integration-owner: done
-  log-when-unavailable:
-    status: todo
-    comment: Remove _LOGGER.error calls in coordinator.py when raising UpdateFailed (choose one, not both).
+  log-when-unavailable: done
   parallel-updates: done
   reauthentication-flow: todo
   test-coverage: todo