Ego Power+ SSA1200/SSA1200-FC Manual Del Operador página 13

Scraper Bar
Removes the bottom layer of snow from the surface you are clearing.
Louver Adjustment Knob
Rotation of the knob controls the direction of the louvers.
Louvers
The louvers direct the snow discharge in desired direction.
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SNOW SHOVEL ATTACHMENT — SSA1200/SSA1200-FC