Valve Clearance Adjustment - Polaris Sportsman 850 Service Manual

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Table of Contents

VALVE CLEARANCE ADJUSTMENT

1. Remove seat and upper side panels.

2. Disconnect the shift linkage from the shift lever.

3. Remove the (4) push rivets from each front mud

guard and remove the mud guards from the vehicle.

4. Remove the front rack or storage box assembly.

5. Disconnect the negative battery cable.

Be sure to cover fuel tank inlet with a shop towel prior to

front cab removal.

6. Remove the front cab assembly.

7. Remove the rubber strap retaining the ECU to the

8. Remove the breather hose

9. Remove the spark plug wires and spark plugs from

the cylinder head.

Step 11 does not apply for Models with Electronic

Throttle Control.

from the side of the

10. Disconnect the chassis harness

valve. Remove the two hoses from the valve ports

11. Remove the two air box mounting fasteners

12. Remove the 4 screws

runners to the throttle body.

DO NOT attempt to remove the intake runners from the

intake plenum or remove the plenum from the airbox.

from the IAC

that retain the intake

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Sportsman 1000