Vehicle Category:
Snowmobile (Deep Snow / Crossover)
Key Competitors:
Arctic Cat M Series, Ski-Doo Summit, Yamaha Phazer MTX
Design Philosophy:
Polaris Switchback RMK models combine the deep-snow capability of the RMK with the versatility of a crossover, offering performance in both off-trail and on-trail conditions. This manual provides the essential information to maintain and repair these capable machines.
Engine:
Detailed engine overhaul, troubleshooting, repair, maintenance, specifications, components (pistons, rings, cylinders, crankshaft, cylinder head, camshaft, valves)
Fuel System:
Carburetor adjustment and rebuild, fuel pump, fuel tank, fuel lines, fuel filter replacement, main jet specifications
Ignition System:
CDI, ignition coils, spark plugs, timing, troubleshooting
Transmission:
Clutch assembly (primary and secondary), belt replacement, gearcase lubrication, torque specifications
Suspension:
Front and rear suspension systems, shock absorbers, trailing arms, torque arms, geometry adjustments, maintenance
Brakes:
Brake system components, hydraulic lines, brake pads, caliper service, bleeding, troubleshooting
Electrical System:
Wiring diagrams, starter motor, alternator/generator, battery, lighting, controls, troubleshooting electrical faults
Cooling System:
Coolant change procedures, radiator, hoses, thermostat, fan, specifications
Bodywork:
Plastics, fairings, seat, handlebars, controls, assembly and disassembly procedures
Maintenance:
Regular scheduled maintenance, fluid changes (engine oil, coolant, gearcase oil), lubrication, filter replacements, track inspection and tensioning
Troubleshooting:
Systematic diagnostic procedures for common and uncommon issues, fault finding charts, error code interpretation
Repair:
Detailed step-by-step repair instructions for all major components and systems, including complete engine rebuilds and chassis component replacement
Assembly Disassembly:
Comprehensive instructions for the removal and reinstallation of all parts and sub-assemblies
Depth:
Highly detailed, covering basic maintenance to complete overhaul and advanced diagnostics. Suitable for both amateur mechanics and professional technicians.
Engine Options:
Liquid-cooled Liberty twin-cylinder engines in displacements of 600cc, 700cc, 800cc, and 900cc (specific engine designations may vary but generally are Liberty series two-stroke engines).
Horsepower Range:
Typically ranges from approximately 100 HP for the 600cc models to over 130 HP for the 800cc and 900cc models (exact figures vary by specific engine tune and year).
Carburetion:
Mikuni VM Series carburetors (common sizes include VM34, VM38, VM40, and VM44, depending on engine displacement and tune). Details on jetting, needle settings, and float levels are critical.
Oil Type:
Pre-mix or Autolube system. Specifications for Polaris 2-stroke synthetic oil or equivalent API TC-W3 certified oil are crucial.
Coolant Type:
Ethylene glycol-based antifreeze (typically a 50/50 mix with distilled water). Specific coolant capacity information will be in the manual.
Type:
CVT (Continuously Variable Transmission) with Polaris P-85 primary clutch and M-series secondary clutch (specific model variations apply).
Gearing:
Single speed with variable ratios determined by the CVT system.
Belt Maintenance:
The manual will detail belt inspection, tension adjustment, and replacement procedures, including recommended belt part numbers for various models.
Gearcase Oil:
Specific gearcase oil viscosity and capacity (e.g., SAE 80W-90 gear oil) will be detailed.
Safety Features:
The manual will cover operation and safety guidelines, emergency procedures, and proper riding techniques. It will not contain standardized safety ratings like NCAP for cars, but will emphasize safe operation.
Braking System:
Hydraulic disc brake system, typically a single disc with a caliper on the drive axle.
Ergonomics:
Details on handlebar setup, seating position, and control placement for safe and effective operation will be covered.
Instrument Cluster:
Features a digital/analog instrument cluster displaying speed, RPM, fuel level, engine temperature, and potentially other diagnostic information. The manual will explain the function of these gauges.
Lighting System:
Halogen headlight system. The manual covers bulb replacement and wiring.
Diagnostic Ports:
While not electronically sophisticated by modern standards, basic diagnostic connectors for troubleshooting may be present. The manual will guide in their use if applicable.
Scheduled Maintenance:
The manual will provide a detailed maintenance schedule, outlining recommended service intervals for tasks such as: initial break-in service, track tension adjustment, lubrication points, spark plug replacement, air filter cleaning/replacement, coolant flush, brake inspection, and clutch cleaning.
Engine Oil Capacity:
Specific oil capacity for the crankcase (if applicable) and the autolube reservoir will be provided. For engines that use autolube, the correct 2-stroke oil is critical.
Coolant Capacity:
Total coolant system capacity will be listed for proper filling and bleeding procedures.
Gearcase Oil Capacity:
Capacity for the transmission/gearcase lubrication will be specified.
Common Wear Items:
As an expert, common wear items for this era of Polaris snowmobiles include: CVT belts, shock absorber seals, suspension bushings, and exhaust system components. The manual will aid in identifying and addressing these.
Engine Maintenance Tips:
Proper carburetor cleaning and synchronization, correct fuel/oil mixture (if applicable), and keeping the cooling system clear are vital for longevity. Torque specifications for critical engine fasteners are essential and provided in the manual.
Polarishistory:
Polaris Industries is a long-standing American manufacturer of powersports vehicles, with a strong legacy in snowmobiles dating back to the 1950s.
Rmk Evolution:
The RMK (Riding Mountain King) line has been a flagship for Polaris in the mountain/deep snow segment, emphasizing lightweight design and powerful engines. The Switchback designation signifies a crossover adaptation, blending RMK capabilities with trail riding features.
Manufacturing Location:
Polaris snowmobiles are typically manufactured in the United States.