SECTION 4—SEAT ASSEMBLY
Pronto® M71™ 36 Part No 1118377
4. Align the crossbar mounting holes with the seat frame mounting holes.
5. Secure each crossbar to the seat frame with a hex screw and coved washer. Torque the
hex screw to 75 in-lbs.
6. If necessary, install the new spreader bar. Refer to Removing/Installing the Spreader
Bar on page 43.
FIGURE 4.5 Adjusting the Seat Width
Adjusting the Seat Depth
NOTE: For this procedure, refer to FIGURE4.6 on page 38.
1. Examine the following chart to determine if the desired seat depth adjustment is
within or beyond the range of the existing seat frame.
18-INCH
19-INCH
20-INCH
FRAME SIZE SEAT DEPTH RANGE
SMALL 16 - 19 inches in 1-inch increments
Seat Width Mounting Holes
SEAT
WIDTH SIDE RAIL MOUNTING HOLES*
*NOTE: Only right side rail shown. Use the same mounting hole for opposite side rail.
Side Rail
Crossbar
Crossbar
Mounting Holes Seat Frame
Hex Screw
Coved
Washer
Seat Frame
Mounting
Hole
NOTE: Seat pan, back and
arms removed for clarity.