From eb0d1bb673230b8bbece6019aa639dc55477160c Mon Sep 17 00:00:00 2001
From: Martin <pum.m@gmx.at>
Date: Thu, 11 Feb 2021 18:55:17 +0100
Subject: [PATCH] Improve knx fan implementation (#46404)

---
 homeassistant/components/knx/fan.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/homeassistant/components/knx/fan.py b/homeassistant/components/knx/fan.py
index d5dfb25ccd4..de08b576edd 100644
--- a/homeassistant/components/knx/fan.py
+++ b/homeassistant/components/knx/fan.py
@@ -35,6 +35,8 @@ class KNXFan(KnxEntity, FanEntity):
 
         if self._device.mode == FanSpeedMode.Step:
             self._step_range = (1, device.max_step)
+        else:
+            self._step_range = None
 
     async def async_set_percentage(self, percentage: int) -> None:
         """Set the speed of the fan, as a percentage."""
-- 
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