
The mode selection button controls the direction of the air flow through the ventilation system.
Air can be directed to the floor, dashboard outlets, or windshield. Six symbols are used to represent the direction and flow of ventilation: MAX A/C, Face, Bi-Level, Floor, Floor- Defrost and Defrost air position.
MAX A/C-Level (B, D)

Air flow is directed toward the upper body and face. The MAX A/C mode is used to cool the inside of the vehicle faster.
In this mode, the air conditioning and the recirculated air position will be selected automatically.
Face-Level (B, D)

Air flow is directed toward the upper body and face. Additionally, each outlet can be controlled to direct the air discharged from the outlet.
Bi-Level (B, D, E, C)

Air flow is directed towards the face and the floor.
Floor-Level (C, A, D, E)

Most of the air flow is directed to the floor, with a small amount of the air being directed to the windshield and side window defrosters.
Floor/Defrost-Level (A, C, D, E)

Most of the air flow is directed to the floor and the windshield with a small amount directed to the side window defrosters.
Defrost-Level (A, D)

Most of the air flow is directed to the windshield with a small amount of air directed to the side window defrosters.

Instrument panel vents
The outlet vents can be opened or closed separately using the horizontal thumbwheel. To close the vent, rotate it left to the maximum position. To open the vent, rotate it right to the desired position.
Also, you can adjust the direction of air delivery from these vents using the vent control lever as shown.
Heating and air conditioning
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To fasten the rear center seat belt:
1. Extract the metal tab from the hole of the belt assembly cover and slowly
pull the metal tab out from the retractor.
2. Insert the metal tab (A) into the buckle (C). There will be an audible “click”
when the tab locks into the buckle. Make sure t ...
Hyundai Tucson (LM) 2010-2015 Service Manual: Blower Unit Repair procedures
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the heater and blower unit.
(Refer to Heater - "Heater Unit")
3.
Remove the blower unit (A) from the heater unit after loosening a mounting bolt and 3 screws.
Make sure that there is no air ...