VELOSTER(FS) >2013 > G 1.6 T-GDI > Heating,Ventilation, Air Conditioning > Blower > Blower Unit>Repair procedures  
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the heater & blower unit.
(Refer to HA group - "Heater Unit")
3.
Remove the blower unit (A) from the heater unit after loosening a mounting screws.

Make sure that there is no air leaking out of the blower and duct joints
4.
Installation is the reverse order of removal.