Target Audience:
Professional technicians and DIY mechanics.
Feature Highlight 1:
Instant download availability.
Feature Highlight 2:
Detailed illustrations, drawings, and photos.
Feature Highlight 3:
Integrated troubleshooting and wiring diagrams.
Main Coverage:
Full Service Repair, Maintenance, Rebuild, Refurbish, Restoration
Estimated Page Count:
Unknown (PDF format, printable)
Type:
Full Service Repair Manual
File Format:
PDF Download
Engine Service:
Complete engine overhaul, diagnostics, repair, carburetor tuning, cooling system.
Transmission Service:
Clutch adjustment, belt inspection/replacement, gearcase service, torque converter.
Electrical System:
Wiring diagrams, troubleshooting, ignition system, charging system, lighting, starter.
Chassis And Suspension:
Front and rear suspension, steering, wheel bearings, shocks, A-arms, ball joints.
Braking System:
Brake pad replacement, caliper service, master cylinder, brake line bleeding, hydraulic system.
Fuel System:
Fuel tank, fuel pump, fuel lines, carburetor maintenance and cleaning.
Cooling System:
Radiator, fan, coolant, hoses, thermostat.
Body And Frame:
Body panel removal/installation, frame inspection, fenders, seat.
Diagnostic Procedures:
Detailed troubleshooting guides for common and uncommon issues.
Maintenance Procedures:
Scheduled maintenance, fluid changes, filter replacements, lubrication.
Rebuild Procedures:
Step-by-step instructions for component rebuilds (e.g., engine, carburetor).
Installation Procedures:
Instructions for installing common accessories or replacement parts.
Depth Level:
Comprehensive (suitable for professional technicians and advanced DIY users).
Detail Level:
Detailed sub-steps, notes, cautions, and warnings.
Engine Type:
Two-stroke, liquid-cooled (typical for this model/era).
Engine Displacement:
340cc (approximate, specific engine code needed for exact confirmation).
Engine Configuration:
Single-cylinder
Horsepower:
Approx. 28 HP (estimate based on typical 340cc two-stroke ATV engines of the era).
Torque:
Not specified, but typically in the 25-30 lb-ft range.
Carburetor:
Mikuni VM34 (common for this model, but requires confirmation).
Fuel Type:
Unleaded gasoline with 2-stroke oil mixture (e.g., 40:1).
Ignition Type:
CDI (Capacitor Discharge Ignition)
Cooling Method:
Liquid-cooled
Type:
CVT (Continuously Variable Transmission) with automatic clutch.
Drive System:
2WD (Rear Wheel Drive)
Gear Reduction:
High and Low range (typical for utility ATVs).
Gearcase Oil Type:
Polaris recommended ATV gearcase lubricant (e.g., SAE 80W-90 GL-4, specific part number needed from manual).
Oil Change Engine:
Two-stroke, pre-mix fuel, no separate engine oil change required (oil is mixed with fuel).
Gearcase Oil Interval:
Every 6 months or 100 operating hours (typical, refer to manual for exact interval).
Air Filter Cleaning:
Regular inspection and cleaning, depending on operating conditions (e.g., every 20-40 operating hours).
Spark Plug Replacement:
Every 1-2 years or as needed, depending on usage and plug condition.
Coolant Type:
Ethylene Glycol based antifreeze/coolant, 50/50 mix with distilled water.
Brake Fluid Type:
DOT 3 or DOT 4 hydraulic brake fluid.
Common Wear Item:
Drive belt for CVT, can wear over time and require replacement.
Carburetor Issues:
Carburetors can be prone to clogging if fuel is not fresh or if the vehicle sits for extended periods.
Engine Performance:
Loss of power or rough running can indicate issues with the ignition, fuel delivery, or exhaust.
Brand Origin:
Polaris Industries, Inc. is an American manufacturer of powersports vehicles, founded in 1954.
Xpess Series:
The Xpress series was Polaris's entry-level to mid-range ATV offering, known for its utility and value.
Production Era:
Mid-to-late 1990s, with the Xpress 400 being a significant model in this lineup.