Arctic Cat 350 2011 Service Manual page 30

For Discount Arctic Cat Parts Call 606-678-9623 or 606-561-4983
Problem: Exhaust smoke dirty or heavy
Condition
1. Oil (in the engine) overfilled - contaminated
2. Piston rings - cylinder worn
3. Valve guides worn
4. Cylinder wall scored - scuffed
5. Valve stems worn
6. Stem seals defective
Problem: Engine lacks power
Condition
1. Valve clearance incorrect
2. Valve springs weak
3. Valve timing incorrect
4. Piston ring(s) - cylinder worn
5. Valve seating poor
6. Spark plug fouled
7. Rocker arms - shafts worn
8. Spark plug gap incorrect
9. Carburetor jets obstructed (350)
10. Float level out of adjustment (350)
11. Air cleaner element obstructed
12. Oil (in the engine) overfilled - contaminated
13. Intake manifold leaking air
14. Cam chain worn
Problem: Engine overheats
Condition
1. Carbon deposit (piston crown) excessive
2. Oil low
3. Octane low - gasoline poor
4. Oil pump defective
5. Oil circuit obstructed
6. Gasoline level (in float chamber) too low
7. Intake manifold leaking air
8. Fan malfunctioning
9. Fan switch malfunctioning
10. Radiator fus obstructed (425)
11. Coolant level low (425)
12. Thermostat sticking (425)
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Manual
Table of Contents
Remedy
1. Drain excess oil - replace oil
2. Replace - service rings - cylinder
3. Replace cylinder head
4. Replace - service cylinder
5. Replace valves
6. Replace seals
Remedy
1. Adjust clearance
2. Replace springs
3. Re-time valve gear
4. Replace - service rings - cylinder
5. Replace cylinder head/valves
6. Clean - replace plug
7. Replace arms - shafts
8. Adjust gap - replace plug
9. Clean jets
10. Adjust float height
11. Clean element
12. Drain excess oil - change oil
13. Tighten - replace manifold
14. Replace cam chain
Remedy
1. Clean piston
2. Add oil
3. Drain - replace gasoline
4. Replace pump
5. Clean circuit
6. Adjust float height
7. Tighten - replace manifold
8. Check fan fuse - replace fan
9. Replace fan switch
10. Clean radiator
11. Add coolant
12. Replace thermostat
Section
Table of Contents
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