Yamaha Enticer 340 & 400 Service Manual (1988-1989)ET340 & ET400 Repair Guide PDF

Description

Yamaha Enticer 340 & 400 Service Manual (1988-1989)ET340 & ET400 Repair Guide PDF DOWNLOAD

DESCRIPTION

The Essential Guide for Vintage Yamaha Enticer Restoration

This Yamaha Enticer 340 / 400 Service Manual is the definitive resource for owners and mechanics maintaining these iconic snowmobiles. This document combines the base service manual for the 1988 Enticer 340 with the dedicated supplement for the 1989 Enticer 400, ensuring you have the correct specifications for both engine sizes (337cc and 408cc).

Whether you are rebuilding the top end, troubleshooting a weak spark, or calibrating the oil pump, this manual provides factory-approved procedures with clear diagrams and torque specs.

Comprehensive Repair Categories:

• General Information: Machine identification (Frame/Engine Serial Numbers), extensive torque specifications, and special tool requirements.

• Periodic Inspection:

  • Oil Pump: Cable adjustment, stroke measurement, and air bleeding procedures.

  • Carburetor: Idle speed setting, throttle cable synchronization, and starter cable adjustment.

  • Track & Ski: Track tension/alignment, ski toe-out, and slide runner inspection.

• Engine Overhaul:

  • Complete disassembly/assembly for 337cc (Twin 340) and 408cc (Twin 400) engines.

  • Piston, ring, and cylinder wear limits.

  • Crankshaft runout and bearing inspection.

  • Recoil starter rebuilding.

• Carburetion (Mikuni B38-32):

  • Float height adjustment ($15.0 \pm 1.0$ mm).

  • High-altitude tuning charts and jetting selection.

  • Fuel pump diagnostics (Pulse/Diaphragm check).

• Power Train:

  • Primary Sheave: Disassembly, spider inspection, and sheave distance/offset adjustment (266mm / 11mm).

  • Chain Housing: Chain slack adjustment, gearing reduction ratios, and oil replacement.

  • Brake System: Disc pad wear limits and caliper adjustment.

• Chassis & Suspension:

  • Slide rail suspension setting (Front/Rear spring preload).

  • Steering column and relay rod service.

• Electrical System:

  • Ignition: CDI unit testing, coil resistance values (Primary/Secondary), and timing adjustment.

  • Lighting: Voltage regulator tests and circuit troubleshooting.

  • Wiring Diagrams: Full color-coded schematics for ET340TRM and ET400TRN.

Technical Specifications (Enticer 400 Highlights):

• Engine: 408cc 2-Stroke Twin (Model 85V)

• Carburetor: Mikuni B38-32 (Main Jet #140)

• Spark Plug: NGK BR8ES (Gap 0.7-0.8mm)

• Transmission: V-Belt Automatic with Reverse (Chain Drive)

FILE DETAILS

• Manual Name: Yamaha Enticer 340/400 Service Manual (1988-1989)

• Models Covered:

  • 1988 Yamaha Enticer 340 (ET340TRM / 84G)

  • 1989 Yamaha Enticer 400 (ET400TRN / 85V)

• Engines: 337cc & 408cc 2-Stroke Twins

• Year: 1988-1989

• File Type: PDF

• Page Count: 199 Pages (Includes Base Manual + Supplement)

• Quality: High-Quality Scanned Text (Clear Schematics & Tables)

Don’t let a breakdown leave you stranded in the snow. This Yamaha Enticer Service Manual gives you the factory-grade knowledge to fix every system on your sled, from the track tension to the electrical coils. Download it now to keep your classic Yamaha running reliable and strong all winter long!