Add available fan services to Integrations/Fan page (home-assistant#1…

…2179)

source/_integrations/fan.markdown

@@ -8,4 +8,102 @@ ha_release: 0.27
 ha_quality_scale: internal
 ---
 
-The `fan` integration is built for the controlling of fan devices.
+The Fan integration allows you to control and monitor Fan devices.
+
+## Services
+
+### Fan control services
+
+Available services:
+`fan.set_speed`, `fan.set_direction`, `fan.oscillate`, `fan.turn_on`, `fan.turn_off`, `fan.toggle`
+
+<div class='note'>
+
+Not all fan services may be available for your platform. Be sure to check the available services Home Assistant has enabled by checking <img src='/images/screenshots/developer-tool-services-icon.png' alt='service developer tool icon' class="no-shadow" height="38" /> **Services**.
+
+</div>
+
+### Service `fan.set_speed`
+
+Sets the speed for fan device
+
+| Service data attribute | Optional | Description |
+| ---------------------- | -------- | ----------- |
+| `entity_id` | yes | String or list of strings that define the entity ID(s) of fan device(s) to control. To target all fan devices, use `all`.
+| `speed` | no | Speed setting
+
+#### Automation example
+
+```yaml
+automation:
+  trigger:
+    platform: time
+    at: "07:15:00"
+  action:
+    - service: fan.set_speed
+      data:
+        entity_id: fan.kitchen
+        speed: low
+```
+
+### Service `fan.set_direction`
+
+Sets the rotation for fan device
+
+| Service data attribute | Optional | Description |
+| ---------------------- | -------- | ----------- |
+| `entity_id` | yes | String or list of strings that define the entity ID(s) of fan device(s) to control. To target all fan devices, use `all`.
+| `direction` | no | The direction to rotate. Either `forward` or `reverse`
+
+#### Automation example
+
+```yaml
+automation:
+  trigger:
+    platform: time
+    at: "07:15:00"
+  action:
+    - service: fan.set_direction
+      data:
+        entity_id: fan.kitchen
+        direction: forward
+```
+
+### Service `fan.oscillate`
+
+Sets the oscillation for fan device
+
+| Service data attribute | Optional | Description |
+| ---------------------- | -------- | ----------- |
+| `entity_id` | yes | String or list of strings that define the entity ID(s) of fan device(s) to control. To target all fan devices, use `all`.
+| `oscillating` | no | Flag to turn on/off oscillation. Either `True` or `False`.
+
+#### Automation example
+
+```yaml
+automation:
+  trigger:
+    platform: time
+    at: "07:15:00"
+  action:
+    - service: fan.oscillate
+      data:
+        entity_id: fan.kitchen
+        oscillating: True
+```
+
+### Service `fan.turn_on`
+
+Turn fan device on. This is only supported if the fan device supports being turned off.
+
+| Service data attribute | Optional | Description |
+| ---------------------- | -------- | ----------- |
+| `entity_id` | yes | String or list of strings that define the entity ID(s) of fan device(s) to control. To target all fan devices, use `all`.
+
+### Service `fan.turn_off`
+
+Turn fan device off. This is only supported if the fan device supports being turned on.
+
+| Service data attribute | Optional | Description |
+| ---------------------- | -------- | ----------- |
+| `entity_id` | yes | String or list of strings that define the entity ID(s) of fan device(s) to control. To target all fan devices, use `all`.