Polaris 2012 Sportsman Forest 500 International, Service Manual

Page: 201 / 432

5.16
BODY / STEERING / SUSPENSION
9923412 - 2012 Sportsman 400/500 and EFI Tractor Service Manual
© Copyright 2011 Polaris Sales Inc.
500 EFI TRACTOR SEAT ASSEMBLY
Overview
The Sportsman 500 EFI Tractor seat assembly consists of
a pivoting seat base holder that combines a hydraulic
dampener with spring preload to compensate for rider
weight. Adjust the seat spring preload for the comfort of
a lighter or heavier operator. Reach under the rear rack to
access the adjuster. Tighten the spring for heavier riders.
Loosen the spring for lighter riders.
Seat Preload Adjustment
Use the following table to determine the best preload
measurement for rider weight. Measure preload distance
between the adjuster plate and the lower spring cup.
Seat Height Adjustment
To raise or lower the seat for operator comfort, reposition
the latching mechanism in one set of the rear seat base
slots. Verify seat is securely installed before operating.
Seat Dampener Repair
The seat dampener is a non-serviceable component. If it
is determined to be faulty, it must be replaced.
1. IMPORTANT: Remove all spring preload before
service.
2. Remove the seat.
3. Remove the fasteners and cross bolts from each end
of the dampener assembly.
4. Remove the dampener and install a new one.
5. Install the cross-bolts and fasteners. Torque to
standard specifications as listed in Chapter 1 of the
Sportsman Service Manual.
6. Reinstall seat and adjust spring pre-load to desired
setting.
Seat Pivot Repair
The seat pivot is a serviceable assembly.
1. IMPORTANT: Remove all spring preload.
2. Remove the seat.
3. Remove the fasteners from each pivot assembly.
Refer to Illustration.
4. Remove the pivot bushings if worn and install new
ones.
5. Install the fasteners. Torque to standard
specifications as listed in Chapter 1 of the Sportsman
Service Manual.
6. Reinstall seat and adjust spring pre-load to desired
setting.
Rider Weight Preload Measurement
0 - 39 kg 0 mm
39 - 94 kg 0-32 mm
94 + > kg 32-64 mm
1
2
3
WARNING
Spring Under Tension
Use the proper precautions when working with
springs. Always relieve spring tension before
disassembly. Wear safety glasses and other
appropriate protection at all times.
WARNING
Spring Under Tension
Use the proper precautions when working with
springs. Always relieve spring tension before
disassembly. Wear safety glasses and other
appropriate protection at all times.