Impex MARCY SM 4000 Owner's Manual page 22

STEP 2 (See Diagram 2)
A.) Attach four Bushings (#27) to a Seat Support Frame (#6).
B.) Attach a Backrest Support (#7) to the rear of the Seat Support Frame (#6). Align the holes and
secure them with one M10 x 1 ¾" Allen Bolt (#37) and
procedure to install the other side.
C.) Attach two Bushings to the pivot on the Sliding Block (#8). Attach two Bushings to each
Backrest Supports (#7). Align the holes and secure them with one M10 x 6 ¾" Allen Bolt (#38),
two ¾" Washers (#42), and one M10 Aircraft Nut (#44). Do not over tighten the nut and bolt.
The Supports need to swivel on the Bolt.
D.) Attach two Bushings to the pivot on the Main Frame (#1). Loosen and pull the Lock Knob on
the Sliding Block (#8). The Sliding Block needs to be able to slide on the Chromed Incline
Adjustment Bar (#9). Align the two Seat Support Frames (#6) to both ends of the pivot on Main
Frame. Secure them with one M10 x 8 ¼" Allen Bolt (#39), two
M10 Aircraft Nut (#44).
E.) Use the Lock Knob on the Sliding Block (#8) to adjust and secure the backrest incline position.
¾" Washer (#42). Repeat the same
21
¾" Washers (#42), and one