Smeg KLT9L4X - Ceiling Hood 90 cm Manual

CONTROL UNIT

For an optimal and efficient use of the product, it is recommended that you switch on the hood a few minutes before you start cooking and keep it on for at least 15 minutes after you have finished or until the steam and odours have been completely eliminated. The following types of controls can be found on the front of the hood:

6-button control panel

1. Shutdown timer
2. Speed selection
3. Turbo function

7. Light brightness adjustment

Button functions

Hood OFF button. (If the fan and the lights are on).

Speed 1 button. Lights up when the motor is running at speed 1.

Speed 2 button. Lights up when the motor is running at speed 2.

Speed 3 button. Lights up when the motor is running at speed 3.

Turbo speed button. Lights up when the motor is running at speed 4. The motor switches from speed 4 to speed 3 after about 7 minutes. When the Turbo function is active, the button flashes and the timer function is not active.

Lights On/Off button. Illuminated when the light is on.

Pressing these buttons twice activates the timer. The timer function can only be activated when the fan motor is on. Once activated, a 10-minute timer starts, when the time elapses, the motor stops and the light switches off. The button flashes during this time. The timer can be cancelled by touching the same button.

Light brightness adjustment

Briefly touching the button immediately switches the lights on or off. Touching and holding this button for more than 1 second gradually increases the brightness to the maximum level and then decreases it to the minimum level as long as the button is pressed. Release the button once you have obtained the required brightness. This level of brightness will be saved in the non-volatile memory so that it will be set each time the light is switched on by tapping the button once. Tapping the light button twice when the light is off will set it to maximum brightness. It is factory set to maximum brightness.

Filter alarm reset

After 100 hours of hood operation, buttons , , , will start to flash to remind you to clean the filters. To reset this warning, press the On/Off button for 5 seconds, the light of the On/Off button will flash once to indicate that the filter time has been reset.

24h air exchange function

The 24h air exchange function allows you to clean the air in the room. To start the 24 hour function, press and hold the button for 3 seconds. The extraction hood will run at minimum speed for 10 minutes every hour (up to a maximum of 24 hours). The and buttons will flash as long as the function is active. Briefly touching any button (apart from the button) will disable the function.

Touch Technology

The unit uses capacitive sensors to detect the touch of the button on the front glass panel.

Lighting

When power is turned on, the unit will be in the off mode. Only the button is illuminated (low brightness). After touching the button, the unit will go into Stand-By mode and all buttons will be dimly lit. In Stand-by mode, the user can activate any function that is allowed by the operating logic. The button of the active function will be brightly lit.

9-button control panel

1. Shutdown timer
2. Speed selection
3. Turbo function
4. 24h air exchange function
5. Automatic switch-off
6. Filter alarm reset
7. Light brightness adjustment
   Light colour temperature adjustment
   Hob and hood connection

Button functions

Hood OFF button. (If the fan and the lights are on).

Speed 1 button. Lights up when the motor is running at speed 1.

Speed 2 button. Lights up when the motor is running at speed 2.

Speed 3 button. Lights up when the motor is running at speed 3.

Turbo speed button. Lights up when the motor is running at speed 4. The motor switches from speed 4 to speed 3 after about 7 minutes. When the Turbo function is active, the button flashes and the timer function is not active.

24h air exchange function button. Lights up when the motor is running at speed 1. Briefly touching activates motor speed one and extracts air for 10 minutes every hour for 24 hours. Press the button again to disable it.

Automatic switch-off button. The button is illuminated while the fan is in operation at the selected speed (1-2-3). Briefly touching activates the automatic switch-off delay of 15 minutes. Suitable for eliminating residual odours. It can be activated at fan speeds 1, 2 or 3. It is disabled by pressing the button or by switching off the fan.

Filter alarm reset button. The alarm is activated after 100 hours of actual hood operation. When the filter alarm is on, pressing the button for about 3 seconds resets the alarm. If there is no filter alarm, pressing the button has no effect (apart from the light colour temperature adjustment function below). Before resetting the alarm signal, the activated charcoal filters have to be replaced and the metal grease filters should be cleaned.

Lights On/Off button. Illuminated when the light is on.

Pressing these buttons twice activates the timer. The timer function can only be activated when the fan motor is on. Once activated, a 10-minute timer starts, when the time elapses, the motor stops and the light switches off. The button flashes during this time. The timer can be cancelled by touching the same button.

Light brightness adjustment

Briefly touching the button immediately switches the lights on or off. Touching and holding this button for more than 1 second gradually increases the brightness to the maximum level and then decreases it to the minimum level as long as the button is pressed. Release the button once you have obtained the required brightness. This level of brightness will be saved in the non-volatile memory so that it will be set each time the light is switched on by tapping the button once. Tapping the light button twice when the light is off will set it to maximum brightness. It is factory set to maximum brightness.

Light colour temperature adjustment

Touch again, touch and hold the button for at least 1 second to activate the light colour temperature adjustment function. The temperature of the light changes gradually and circularly from cold to warm. Release the button once the required colour temperature has been obtained. This colour temperature will be saved in the non-volatile memory so that it will be used each time the light is switched on by tapping the button once.

GHOST function

When this product is turned off, only the button remains illuminated (at low brightness). If the button is pressed, the hood will be set to standby and all buttons will light up with a brightness of 5%. When in standby, if a function is activated, the relative button will light up with 100% brightness. If you press the button, the hood returns to standby mode and all buttons will light up with a brightness of 5%.

Filter alarm reset

After 100 hours of hood operation, buttons , , , will start to flash to remind you to clean the filters. To reset this warning, press the On/Off button for 5 seconds, the light of the On/Off button will flash once to indicate that the filter time has been reset.

24h air exchange function

The 24h air exchange function allows you to clean the air in the room. To start the 24 hour function, press and hold the button for 3 seconds. The extraction hood will run at minimum speed for 10 minutes every hour (up to a maximum of 24 hours). The and buttons will flash as long as the function is active. Briefly touching any button (apart from the button) will disable the function.

Hob and hood connection

Automatic operation specifications – Auto-Vent 2.0

Some models are provided with a wireless communication system to allow them to be controlled automatically via an induction hob.

Automatic switch-on

When the hob is switched on, the hood switches on if it is in STANDBY mode (all buttons illuminated at low brightness).

Operation in automatic mode

Automatic mode of operation is shown on the hood user interface as follows.

For example, if the fan motor is operating at speed 2 and the appliance is in automatic mode:

Automatic switch-off

When the hob is switched off, the hood switches to STANDBY mode (all buttons illuminated at low brightness).

Automatic / manual operation

If the hood is operating in automatic mode and the customer changes some hood parameters via the user interface, automatic mode will be disabled and the hood will no longer respond to the Auto-Vent 2.0 command from the hob.

To re-enable automatic mode, the hood first has to be set to OFF and then to STANDBY mode.

CONTROLS ON THE REMOTE CONTROL

ON-OFF BUTTON: Press this button to enter Stand-By Mode while device is already in Off Mode. Then, all buttons are illuminated in low brightness manner. Press this button again to turn back to the Off Mode, while device is in Stand-By Mode or any Active Mode.

LAMP ON-OFF BUTTON: Press this button to turn on or turn off the lamp quickly. Pressing the Lamp On-Off Button twice as the lamp is OFF, it will turn on the lamp in maximum brightness.

24H BUTTON: Pressing this button activates the motor at the first speed and allows extraction for 10 minutes every hours for 24 hours. Press this button again to disable the function.

MINUS BUTTON: Pressing this button decreases the fan speed of the device until it reaches speed1.

PLUS BUTTON: Pressing this button increases the fan speed of the device until it reaches speed4 (Boost Speed).

DELAY FUNCTION: Pressing this button activates the automatic shutdown delay of 10 minutes. This function can only be activated at speed 1, 2 or 3. You can disable this function by pressing this button again while function is already active.

LAMP DIMMING: Pressing and holding this button starts gradually increasing the light level up to maximum and then, decreasing down to minimum level in a repeating manner, as long as the button is hold touched. When desired light level is obtained, please release the button. Then, this light level will be recorder in nonvolatile memory, so that every time the lamp is turned on, this light level will be valid. (To activate this functionality, you have to turn on the lamp first)

TUNABLE WHITE: Pressing and holding this button is activates tunable white functionality. Light temperature gradually changes from cold to warm and come back in a repeated manner. When desired light temperature is obtained, please release the button. Then, this light temperature will be recorded in nonvolatile memory, so that every time the lamp is turned on, this light temperature will be valid. (To activate this functionality, you have to turn on the lamp first)