diff --git a/custom_components/multimatic/binary_sensor.py b/custom_components/multimatic/binary_sensor.py
index 943791b..d65006f 100644
--- a/custom_components/multimatic/binary_sensor.py
+++ b/custom_components/multimatic/binary_sensor.py
@@ -18,6 +18,7 @@
 from homeassistant.util import slugify
 
 from .const import (
+    ATTR_DURATION,
     DHW,
     DOMAIN as MULTIMATIC,
     FACILITY_DETAIL,
@@ -517,8 +518,12 @@ def is_on(self):
     @property
     def state_attributes(self):
         """Return the state attributes."""
+        attrs = {}
         if self.is_on:
-            return {"quick_mode": self.coordinator.data.name}
+            attrs = {"quick_mode": self.coordinator.data.name}
+            if self.coordinator.data.duration:
+                attrs.update({ATTR_DURATION: self.coordinator.data.duration})
+        return attrs
 
     @property
     def name(self):
diff --git a/custom_components/multimatic/climate.py b/custom_components/multimatic/climate.py
index 975ae58..7fc61a7 100644
--- a/custom_components/multimatic/climate.py
+++ b/custom_components/multimatic/climate.py
@@ -370,6 +370,7 @@ class ZoneClimate(MultimaticClimate):
         HVAC_MODE_AUTO: OperatingModes.AUTO,
         HVAC_MODE_OFF: OperatingModes.OFF,
         HVAC_MODE_FAN_ONLY: QuickModes.VENTILATION_BOOST,
+        HVAC_MODE_COOL: QuickModes.COOLING_FOR_X_DAYS,
     }
 
     _HA_PRESET_TO_MULTIMATIC = {
@@ -396,6 +397,7 @@ def __init__(
         if not zone.cooling:
             self._supported_presets.remove(PRESET_COOLING_ON)
             self._supported_presets.remove(PRESET_COOLING_FOR_X_DAYS)
+            self._supported_hvac.remove(HVAC_MODE_COOL)
 
         if not ventilation:
             self._supported_hvac.remove(HVAC_MODE_FAN_ONLY)
@@ -406,7 +408,7 @@ def __init__(
     def extra_state_attributes(self) -> Mapping[str, Any] | None:
         """Return entity specific state attributes."""
         attr = {}
-        if self.active_mode == QuickModes.COOLING_FOR_X_DAYS:
+        if self.active_mode.current == QuickModes.COOLING_FOR_X_DAYS:
             attr.update(
                 {"cooling_for_x_days_duration": self.active_mode.current.duration}
             )
@@ -435,11 +437,11 @@ def hvac_mode(self):
             ):
                 return HVAC_MODE_HEAT
             if (
-                self.preset_mode == PRESET_COOLING_ON
+                self.preset_mode in (PRESET_COOLING_ON, PRESET_COOLING_FOR_X_DAYS)
                 and self.hvac_action == CURRENT_HVAC_COOL
             ):
                 return HVAC_MODE_COOL
-        return hvac_mode
+        return hvac_mode if hvac_mode else HVAC_MODE_OFF
 
     @property
     def hvac_modes(self) -> list[str]:
diff --git a/custom_components/multimatic/coordinator.py b/custom_components/multimatic/coordinator.py
index d6b1e52..831aead 100644
--- a/custom_components/multimatic/coordinator.py
+++ b/custom_components/multimatic/coordinator.py
@@ -508,7 +508,16 @@ async def _first_fetch_data(self):
             self.update_method = self._fetch_data_if_needed
             return result
         except ApiError as err:
-            if err.status != 409:
+            if err.status in (400, 409):
+                self.update_method = self._fetch_data_if_needed
+                _LOGGER.debug(
+                    "Received %s %s when calling %s for the first time",
+                    err.response,
+                    err.message,
+                    self.name,
+                    exc_info=True,
+                )
+            else:
                 raise
 
     async def _safe_logout(self):
diff --git a/custom_components/multimatic/manifest.json b/custom_components/multimatic/manifest.json
index 1adb776..5defb0a 100644
--- a/custom_components/multimatic/manifest.json
+++ b/custom_components/multimatic/manifest.json
@@ -5,7 +5,7 @@
   "documentation": "https://github.com/thomasgermain/vaillant-component",
   "issue_tracker": "https://github.com/thomasgermain/vaillant-component/issues",
   "requirements": [
-    "pymultimatic==0.5.0b1"
+    "pymultimatic==0.5.0b2"
   ],
   "ssdp": [],
   "zeroconf": [],
@@ -14,6 +14,6 @@
   "codeowners": [
     "@thomasgermain"
   ],
-  "version": "1.7.0b3",
+  "version": "1.7.0b4",
   "iot_class": "cloud_polling"
 }
diff --git a/custom_components/multimatic/sensor.py b/custom_components/multimatic/sensor.py
index d22e17b..e2a6d85 100644
--- a/custom_components/multimatic/sensor.py
+++ b/custom_components/multimatic/sensor.py
@@ -125,6 +125,7 @@ def device_info(self):
             "identifiers": {(DOMAIN, self._device_id)},
             "name": self._device_name,
             "manufacturer": "Vaillant",
+            "model": self.report.device_id,
         }
 
     @property