6
4. Front grill assembly
4-1. Remove the screw and nut in the bottom of the front grill (Fig.3)
4-2. Place the front grill against the rear grill with its top buckle encase
the rim of the rear grill, then turn all other buckles encasing the rim also.(Fig.3)
4-3. Tighten the two grills with screw and nut again. (Fig.3)
I. FIX FAN ON WALL
WARNING: Before use the fan, must fix it firmly on a strong flat wall surface,
and follow the steps below for the work.
1. Draw a vertical line on wall ( Fig. 4)