2004 Polaris Sportsman 600/700 Service Manual, Page 120Get this manual
TROUBLESHOOTING FUEL STARVATIONLEAN MIXTURE
Loose jets Worn jet needleneedle jet or other carburetor parts Dirty carburetor (air bleed passages or jets) Weak or damaged vacuum piston return spring Fouled spark plug
Symptom s; Hard start or no start, bog, backfire,
popping through intake exhaust, hesitation, detonation, low power, spark plug erosion, engine
runs hoi, surging, high idle, idle speed erratic
No fuel in tank
Restricted tank vent, or routed
improperly uel lines or fuel valve restricted uel filter plugged Carburetor vent line(s) restricted Plugged or restricted inlet needle
POOR IDLE Idle Too High Idle adjusted improperlylidle mixture screw damaged Sticky vacuum slide Throttle cable stickingimproperly adjustedrouted incorrectly Choke cable stickingimproperly adjustedrouted incorrectly Plugged or restricted idle jet