Vehicle Segment:
Mountain Snowmobile
Purpose:
Designed for deep snow riding, climbing, and backcountry exploration.
Key Competitors 2012:
Ski-Doo Summit, Arctic Cat M Series
Chassis Design:
Pro-Ride Chassis for improved rider position and weight distribution.
Suspension Front:
Pro-Ride IFS (Independent Front Suspension) offering 10 inches of travel.
Suspension Rear:
RMK Assault 155 rear suspension (standard on RMK 144) with 13.9 inches of travel.
Track Length:
144 inches, optimized for flotation and maneuverability.
Engine Placement:
Low-mounted engine for better center of gravity.
Engine System:
Detailed diagnostics, repair, overhaul, and specifications for the 600cc engine.
Fuel System:
Carburetor adjustment, cleaning, fuel pump, fuel lines, and tank service.
Ignition System:
CDI unit, ignition coils, spark plugs, and timing.
Cooling System:
Radiator, fan, coolant flow, thermostat, and related components.
Exhaust System:
Muffler, pipes, and mounting hardware.
Drive System:
Clutch (primary and secondary), drive belt, chaincase, sprockets, and lubrication.
Suspension System Front:
IFS (Independent Front Suspension) components, shocks, springs, bushings, and alignment.
Suspension System Rear:
Rear suspension geometry, track, idler wheels, suspension arms, shocks, and lubrication.
Braking System:
Hydraulic brake system, caliper, master cylinder, brake fluid, brake pads, and rotor service.
Steering System:
Handlebars, steering post, tie rods, ski spindles, and ski maintenance.
Electrical System:
Wiring diagrams, lighting, battery, stator, starter, kill switch, and instrumentation.
Bodywork Chassis:
Tunnel, seat, body panels, windshield, and decals.
Track System:
Track tension, inspection, and replacement.
Routine Maintenance:
Oil changes, spark plug replacement, chain/belt adjustments, lubrication points.
Troubleshooting:
Step-by-step diagnostic procedures for common and uncommon issues.
Engine Rebuild:
Complete engine disassembly, inspection, component replacement, and reassembly.
Clutch Service:
Clutch alignment, weight replacement, spring changes, and belt replacement.
Suspension Repair:
Replacement of bushings, bearings, shocks, and ski spindles.
Electrical Diagnostics:
Testing ignition, lighting, and charging systems using multimeter and wiring diagrams.
Brake System Repair:
Bleeding the brake system, caliper servicing, and pad replacement.
Track Maintenance:
Track tension adjustment and inspection for damage.
Depth Of Information:
Comprehensive, covering basic maintenance to complete engine and chassis overhauls.
Diagnostic Procedures:
Detailed troubleshooting trees and symptom-based diagnostics.
Torque Specifications:
Precise torque values for all critical fasteners.
Clearances Tolerances:
Engine component clearances and assembly tolerances.
Wiring Diagrams:
Complete and detailed electrical system schematics.
Oil Change Interval:
Refer to manual for specific intervals based on hours or mileage.
Clutch Belt Inspection:
Recommended every 500 miles or annually.
Spark Plug Replacement:
Consult manual for recommended replacement intervals.
Engine Oil Type:
Polaris 2-stroke synthetic injection oil recommended. Specification: API-TC, ISO-L-EGD rated.
Chaincase Oil:
Polaris Synthetic Chaincase Lubricant. Specification: GL-4, SAE 80W-90.
Coolant Type:
Polaris Coolant or equivalent ethylene glycol-based antifreeze with corrosion inhibitors. 50/50 mix with distilled water.
Brake Fluid Type:
DOT 4 hydraulic brake fluid.
Clutch Wear:
Normal wear and tear on drive belts and clutch components is common and covered by manual maintenance procedures.
Suspension Bushings:
Wear on suspension bushings can occur with heavy use, detailed replacement in manual.
