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4. The brush securement board and the brush driving shaft shall be parallel and shall be at the
center location.
Notes
a. After the height adjustment of the brush is complete, manually rotate the brush again in order to
ensure that it is able to operation properly.
b. If there is difference between the brush lengths at the front and rear (long at the front and short
at the rear), then during the replacement of the brush, please ensure that it matches with the
track.