![Arctic Cat 350 2011 Service Manual Download Page 30](http://html.mh-extra.com/html/arctic-cat/350-2011/350-2011_service-manual_2965305030.webp)
3-5
3
Problem: Exhaust smoke dirty or heavy
Condition
Remedy
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
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
Problem: Engine lacks power
Condition
Remedy
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
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
Problem: Engine overheats
Condition
Remedy
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)
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
Manual
Table of Contents
For Discount Arctic Cat Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com