MT Helmets THUNDER 4 SV - Ventilation System Operation; Operating Front Air Inlets; Operating Upper Air Inlets

Thunder 4 SV 
26

1
Slide down the air intake lock mechanism to activate the incoming airlow.
2
Slide it upwards until you hear a click, to deactivate the incoming airlow.

1
Slide backwards the air intake lock mechanism to activate the incoming airlow.
2
Slide it forwards until you hear a click, to deactivate the incoming airlow.
1
1
2
2