Impex MD-857 - Manual (Page 9)

STEP 3 (See Diagram 3)
A.) Attach the holes on the end of the Backrest Supports (#21) to the long pivot on the Sliding
Block (#15). Attach the Backrest Board (#26) to the Backrest Supports. Secure it with
four M8 x 1 5/8” Allen Bolts (#65) and Ø5/8” Washers (#67). Place the Backrest Board
against the Backrest Adjustment Bar.
B.) Attach the Seat Bracket (#20) to the short pivot on the Sliding Block. Secure it with one
M10 x 4 ¾” Allen Bolt (#61), two Ø ¾” Washers (#66), and one M10 Aircraft Nut (#68).
C.) Place the Seat Pad (#27) onto the Seat Bracket. Secure it with four M8 x 5/8” Allen Bolts
(#64) and Ø 5/8” Washers (#67).
D.) Insert a 4” L-shaped Pin (#53) into the selected hole on the Seat Bracket to obtain the
desired Seat inclined position.
DIAGRAM 3
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