diff --git a/custom_components/duofern/__init__.py b/custom_components/duofern/__init__.py
index 5d70664..a1eb001 100644
--- a/custom_components/duofern/__init__.py
+++ b/custom_components/duofern/__init__.py
@@ -118,6 +118,7 @@ def setup(hass: HomeAssistant, config: ConfigType) -> bool:
 
     stick = DuofernStickThreaded(serial_port=serial_port, system_code=code, config_file_json=configfile,
                                  ephemeral=False)
+    stick.updating_interval = 5*60
 
     _registerServices(hass, stick, configEntries[0])
     _registerUpdateHassFromStickCallback(hass, stick)
@@ -149,7 +150,7 @@ def _registerUpdateHassFromStickCallback(hass: HomeAssistant, stick: DuofernStic
     def update_callback(id: str | None, key: Any, value: Any) -> None:
         if id is not None:
             try:
-                _LOGGER.info(f"Updatecallback for {id}")
+                _LOGGER.debug(f"Updatecallback for {id}: {key}: {value}")
                 device = hass.data[DOMAIN]['devices'][id]  # Get device by id
                 if device.enabled:
                     try:
@@ -196,7 +197,8 @@ def get_device_id(hass_entity_id):
             hass_device_id = call.data.get('device_id', None)
             if get_all:
                 _LOGGER.info("Asking all devices for update")
-                device_ids = hass.data[DOMAIN]['stick'].duofern_parser.modules['by_code'].keys()
+                hass.data[DOMAIN]['stick'].status_request()
+                return
             else:
                 _LOGGER.info("Asking specific devices for update")
                 device_ids = [get_device_id(i) for i in hass_device_id]
@@ -224,13 +226,13 @@ def get_device_id(hass_entity_id):
     def set_update_interval(call: ServiceCall) -> None:
         try:
             period_minutes = call.data.get('period_minutes', None)
-            if period_minutes == int(0):
+            if period_minutes == 0:
                 period_minutes = None
                 _LOGGER.warning("set period_minutes to 0 - no updates will be triggered automatically")
         except Exception:
             _LOGGER.warning("something went wrong while reading period from parameters")
             return
-        getDuofernStick(hass).updating_interval = period_minutes
+        getDuofernStick(hass).updating_interval = period_minutes*60 if period_minutes is not None else None
 
     PAIRING_SCHEMA = vol.Schema({
         vol.Optional('timeout', default=30): cv.positive_int,
@@ -242,7 +244,7 @@ def set_update_interval(call: ServiceCall) -> None:
     })
 
     UPDATE_INTERVAL_SCHEMA = vol.Schema({
-        vol.Optional('period_minutes', default=5): cv.positive_int,
+        vol.Optional('period_minutes', default=5): cv.positive_float,
     })
 
     hass.services.register(DOMAIN, 'start_pairing', start_pairing, PAIRING_SCHEMA)
diff --git a/custom_components/duofern/cover.py b/custom_components/duofern/cover.py
index f5c6d9c..e0b68d2 100644
--- a/custom_components/duofern/cover.py
+++ b/custom_components/duofern/cover.py
@@ -75,7 +75,6 @@ def __init__(self, duofernId: str, name: str, stick: DuofernStickThreaded):
         self._stick = stick
         self._openclose: Literal["up", "down", "stop"] = 'stop'
         self._last_update_time = datetime.datetime.now()
-        self._stick.updating_interval = 5
 
     @property
     def name(self) -> str:
@@ -111,7 +110,7 @@ def is_closed(self) -> bool | None:
     @property
     def should_poll(self) -> bool:
         """Whether this entity should be polled or uses subscriptions"""
-        return True  # TODO: Add config option for subscriptions over polling
+        return False  # TODO: Add config option for subscriptions over polling
 
     @property
     def supported_features(self) -> CoverEntityFeature:
@@ -168,8 +167,4 @@ def update(self) -> None:
             self._openclose = self._stick.duofern_parser.modules['by_code'][self._duofernId]['moving']
         except KeyError:
             self._state = None
-        if self._stick.updating_interval is not None and \
-                datetime.datetime.now() - self._last_update_time > datetime.timedelta(minutes=self._stick.updating_interval):
-            self._stick.command(self._duofernId, 'getStatus')
-            self._last_update_time = datetime.datetime.now() + datetime.timedelta(seconds=randint(0, 60))
         _LOGGER.info(f"{self._duofernId} state is now {self._state}")
diff --git a/custom_components/duofern/manifest.json b/custom_components/duofern/manifest.json
index 536467c..c085bd5 100644
--- a/custom_components/duofern/manifest.json
+++ b/custom_components/duofern/manifest.json
@@ -6,6 +6,6 @@
   "config_flow": true,
   "issue_tracker": "https://github.com/gluap/pyduofern-hacs/issues" ,
   "codeowners": ["@gluap"],
-  "requirements": ["pyduofern==0.36.1"],
+  "requirements": ["pyduofern==0.36.2"],
   "version": "0.5.16"
 }
diff --git a/custom_components/duofern/services.yaml b/custom_components/duofern/services.yaml
index bb17c17..3ee2578 100644
--- a/custom_components/duofern/services.yaml
+++ b/custom_components/duofern/services.yaml
@@ -39,9 +39,10 @@ set_update_interval:
   fields:
     period_minutes:
       description: approximate forced refresh interval in minutes - defaults to 5, 0 means never
-      example: 5
+      example: 5.0
       required: true
       selector:
         number:
-          min: 0
-          max: 60
+          min: 0.0
+          max: 10.0
+          step: 0.1