1987-1991 Yamaha Exciter EX570 & EX570E Snowmobile Service Manual

For 1987-1991 Yamaha Exciter EX570 and EX570E Snowmobiles: access diagnostics, service procedures, and parts information. Includes PN 82M-000101.

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Document Details

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Document Number / Seller:
29787 / Harold Lewis
File Size:
14.05 MB
File Type:
PDF
Language:
English
Pages:
578
Printable:
Yes
Category:
Snowmobile
Last updated / verified
Dec 31, 2025

Models Covered & Key Technical Specifications

1987-1991 Yamaha Exciter EX570 & EX570E (1987-1991) — Snowmobile Service Manual For Yamaha EX570, EX570E, EX570L, Exciter, Exciter High Altitude, Exciter II Snowmobiles — Factory Archive | Unit

  • Maximum Technical Data: 30 Nm is the specified torque for spark plug installation Standards.
  • Universal Performance Metrics: For proper operation, 800 rpm defines the minimum engine idle speed Parameters.
  • Fundamental Specifications: 20 Nm -- signifies the required torque for securing the starter pulley Fasteners.
  • Specific Component Requirements: The cylinder head requires a torque of 33 Nm for proper cylinder head gasket seal Logic.
  • Published System Requirements: 10 Nm is the specified torque for starter pulley bolts Specification.
  • System Performance Data: 23 Nm is the required torque for caliper bolts and intake silencer attachment Topology.

Manual Description & Preview

Integrated Troubleshooting Installation Manual: Yamaha Exciter EX570 and EX570E Snowmobile Service Manual (1987-1991) Engineering-Archive

Coverage-Scope: 1987-1991 Yamaha Exciter EX570 & EX570E Snowmobile Service Manual | Technical-Benchmarks: Snowmobile / Engine Logic | Engineering-Metrics: Installation and Maintenance Protocol

Maintenance information covers systems, procedures, and general operation for the Yamaha Exciter.

Engine Overhaul procedures detail component disassembly, inspection, and reassembly, including crankshaft and piston specifications.

Cooling System components, including lines, pumps, and valves, are thoroughly documented for removal, inspection, and installation.

Carburetor tuning provides standard specifications and high-altitude adjustments for optimal performance.

Power Train systems, such as primary and secondary sheaves, drive chains, and brakes, are outlined for maintenance and repair.

Chassis components, including steering, skis, and suspension, are explained for proper adjustment and function.

Service technicians will find this manual an essential resource for maintaining Yamaha Exciter snowmobiles.

Service-Nexus Technical-Path Calibration-Standards
Engine Overhaul Carburetor Tuning Brake System
Cooling System Drive Chain Housing Ski Adjustment
Steering System Slide Rail Suspension Track Tension Adjustment

FAQ

What tools are needed for **designated** adjustment procedures? keyboard_arrow_down

20 Nm torque is required for the primary sheave bolts, and 58 Nm for re-tightening, according to the service manual.

Identify the **critical** pressure specifications for the filler cap. keyboard_arrow_down

80-100 kPa (0.8-1.0 kg/cm2, 11-14 psi) is the specified filler cap opening pressure range.

What procedures are **required** for the assembly sequence? keyboard_arrow_down

Assembly steps for the drive plate securing nut require a torque of 10 Nm and the application of LOCTITE®.

Determine the **specified** service interval parameters. keyboard_arrow_down

Every season is the recommended replacement interval for the oil filter to ensure optimal performance.

What specifications are **essential** for system architecture? keyboard_arrow_down

The minimum and maximum pump stroke measurements are 0.15-0.20 mm and 1.62-1.80 mm respectively, as detailed on page 38.

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