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Table of Contents
Summary of Contents for AHT AHT-SK99
- Page 1 AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT...
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Page 2: Menu Overview
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Menu Overview Menu Structure User settings Advanced Settings Heating Schedule WiFi Settings Weather Settings Thermostat Info User settings Language Date Time Display Brightness Unit Screen Saver Child Lock Advanced Settings Temperature Control Room Sensor... -
Page 3: General Operation
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT General Operation Congratulations on the purchase of your new AHT-SK99 Colour Screen Wi-Fi Touch Thermostat. We hope that you will enjoy the ease of use offered by the touch screen and the intuitively designed user interface. You can program the thermostat in any way... -
Page 4: Display Symbols
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Display symbols The function of the buttons and symbols shown on the home screen varies according to the chosen operating mode. Scheduled Operation home screen: Weather Time. Day. Current target temperature/setpoint. Tap here to increase the temperature. - Page 5 AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Icons Icon Meaning Icon Meaning Icon Meaning Language Room Sensor Calibration Menu Date Floor Sensor Calibration User Settings Time Floor Protection Advanced Settings Unit Adaptive Function Heating Schedule Daylight Saving Open Window Factory Reset...
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Page 6: User Settings
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT User Settings Under User Settings, you can change the settings of the following items. Note: if an item is grayed out, it is not available due to other settings. Language Date Time Unit Display Brightness... - Page 7 AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Language This option allows you to change the language used on the screen. Tap the language that you prefer: • English • Francais • Espanol Confirm your choice with “Cancel” or discard it with “Save”.
- Page 8 AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Date This option allows you to change the date, which is shown in some screen savers and is used for functions such as “Daylight Saving Time”. Tap the “Arrow Up” or “Arrow Down”button to set the date, month, and year.
- Page 9 AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Time This option allows you to change the time, which is used by the clock to control heating schedule events during Scheduled Operation. Tap the “Arrow Up” or “Arrow Down”button to set the hours, minutes, and AM/PM.
- Page 10 AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Unit Tap the unit that you prefer: • Celsius • Fahrenheit. Confirm your choice with “ Cancel” or discard it with “Save”.
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Page 11: Display Brightness
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Display Brightness This option allows you to change the brightness of the display. Select one of the five levels of brightness using the “Arrow Up” or “Arrow Down” button. Confirm your choice with “ Cancel” or discard it... -
Page 12: Screen Saver
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Screen Saver This option allows you to select the information to be shown on the screen when it is idle. Tap the information that you want to be shown in screen saver mode.Time shown in large format.Temperature and... -
Page 13: Child Lock
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Child Lock The child lock prevents children and others from tampering with the thermostat and changing any of its settings. Tap the “OFF/ON” button to the setting that you prefer. C o n f i r m y o u r c h o i c e w i t h “Cancel”... -
Page 14: Advanced Settings
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Advanced Settings Under Advanced Settings, you can change the settings of the following items. Note: if an item is grayed out, it is not available due to other settings. Temperature Control Room Sensor Calibration... -
Page 15: Temperature Control
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Temperature Control This option allows you to choose which sensor is used to control the heating system Floor: With this setting, the floor sensor controls the heating system. Room/Floor Protection: With this setting, the room... -
Page 16: Room Sensor Calibration
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Room Sensor Calibration This option allows you to calibrate the room sensor. Use the “Arrow Up” or “Arrow Down” button to set the room temperature actually measured. Confirm that you want to calibrate the sensor with “Cancel”... -
Page 17: Floor Sensor Calibration
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Floor Sensor Calibration This option allows you to calibrate the floor sensor. Use the “Arrow Up” or “Arrow Down” button to set the floor temperature actually measured. Confirm that you want to calibrate the sensor with “Cancel”... -
Page 18: Floor Protection
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Floor Protection This option ensures that the floor temperatures are kept within range. Choose the floor protection which is relevant for your floor. If Custom is chosen, you must define minimum and maximum temperatures for the floor. -
Page 19: Adaptive Function
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Adaptive Function With this feature enabled, the room will already have reached the target/setpoint temperature at the beginning of a scheduled event. Tap the “OFF/ON” button to the setting that you prefer. Confirm your choice with “Cancel”... -
Page 20: Open Window
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Open Window The thermostat can detect an open window by registering a rapid drop in temperature. With the function enabled, the thermostat shuts off the heating for 30 minutes if an open window is detected. - Page 21 AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Switch Differential This option allows you to change the switch differential. Use the “Arrow Up” or “Arrow Down” button to set the switch differential range.
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Page 22: Factory Reset
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Factory Reset This option allows you to restore the thermostat to factory settings.Note! This action cannot be undone, and all of your personal settings will be lost. Tap “Reset Thermostat” if you want to restore the factory settings. -
Page 23: Heating Schedule
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Heating Schedule The heating schedule allows you to control the temperature automatically according to a programed schedule of your choice. Tap the “View/Edit Schedule” button to access the various schedule options. Tap the “Reset to Factory Settings” button if you... - Page 24 AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Heating Schedule 1/2 This screen consists of a list of six events and four buttons. Each event is numbered, and the start time, target temperature/setpoint, and activity status are displayed. “Copy to…”, “Back”, “Arrow Left”, and “Arrow Right”...
- Page 25 AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Heating Schedule 1/2 To change the start time for the event, tap the “ Arrow Up” and “ Arrow Down” buttons. To change the temperature for the event, tap the “Arrow Up” and “Arrow Down”buttons.
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Page 26: Mounting Steps
AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Mounting steps 1/2 Floor sensor Loosen screw at the bottom and Thermostat Screws remove faceplate.Do not attempt to remove the screw completely. - Page 27 AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT Mounting steps 2/2 Push power base into electrical box. Secure power base to wall. Connections on power base.Place small strip of electrical tape over terminals to prevent contact with ground wire. The floor sensor must not come in contact with electrical wires in the wall and must be routed outside the electrical box.
- Page 28 AHT-SK99 COLOUR SCREEN Wi-Fi TOUCH THERMOSTAT...
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