1987 Honda 250 Fourtrax Manual

The 1987 Honda 250 Fourtrax is a 246cc four-stroke ATV featuring shaft drive, electric start, five-speed transmission with reverse, front and rear suspension, front and rear racks, and automatic clutch. Below are key sections for safety, features, maintenance, operation, and troubleshooting.

Features at a Glance

Key components: 246cc OHC four-stroke engine, shaft drive system, electric start, five-speed transmission with reverse, front and rear suspension, front and rear racks.

Pre-Ride Inspection

Always perform pre-ride inspection for safety.

1. Check engine oil level: Ensure proper level on center stand.
2. Inspect tires: Check pressure and condition (front: 3.6 psi, rear: 3.6 psi).
3. Test brakes: Verify proper front and rear brake operation.
4. Check fuel level: Fill with unleaded gasoline (87 octane or higher).
5. Inspect controls: Test throttle, brakes, and steering.

WARNING! Never operate ATV without proper safety gear. Always wear helmet, eye protection, and protective clothing.

Controls and Operation

Familiarize yourself with all controls before operation.

1. Starting: Turn key ON, set choke if cold, press start button.
2. Shifting: Use left foot lever (1-N-2-3-4-5-R pattern).
3. Braking: Use right hand lever (front) and right foot pedal (rear).
4. Throttle: Right hand grip - twist to accelerate.
5. Reverse: Come to complete stop, shift to R, use throttle gently.

CAUTION! Avoid sudden acceleration in reverse. Always look behind before reversing.

Specifications

• Engine: 246cc 4-stroke OHC, air-cooled
• Bore x Stroke: 66.0mm x 72.0mm
• Compression Ratio: 9.2:1
• Carburetor: 22mm piston valve
• Ignition: CDI
• Transmission: 5-speed with reverse
• Final Drive: Shaft
• Suspension Travel: Front 5.1 in, Rear 5.9 in
• Ground Clearance: 6.3 inches
• Dry Weight: 386 lbs (175 kg)

Maintenance Schedule

Regular maintenance ensures optimal performance and longevity.

Engine Service

Engine maintenance procedures for optimal performance.

1. Oil Change: Warm engine, drain oil, replace filter, refill with 10W-40.
2. Spark Plug: Use NGK DR8ES-L, gap 0.028-0.031 in.
3. Valve Clearance: Intake 0.002 in, Exhaust 0.003 in (cold).
4. Carburetor: Clean and adjust idle speed 1400±100 rpm.
5. Air Filter: Clean foam element in solvent, re-oil with foam filter oil.

WARNING! Engine parts are hot after operation. Allow to cool before servicing.

Transmission and Drive

Transmission and shaft drive maintenance procedures.

1. Transmission Oil: Check level weekly, change every 500 miles.
2. Shift Linkage: Lubricate pivot points regularly.
3. Drive Shaft: Grease splines every 100 miles.
4. Final Drive: Check oil level, change annually.
5. Wheel Bearings: Repack with grease every 1000 miles.

Brake System

Brake maintenance and adjustment procedures.

1. Brake Adjustment: Adjust cable free play at lever and pedal.
2. Brake Shoes: Inspect for wear, replace if lining is thin.
3. Brake Drums: Clean and inspect for scoring.
4. Brake Cables: Lubricate regularly for smooth operation.

CAUTION! Test brakes after adjustment before riding.

Electrical System

Electrical system maintenance and troubleshooting.

• Battery: 12V 10Ah, maintain proper fluid level.
• Charging System: Output 14V at 5000 rpm.
• Fuses: Main fuse 20A, spare fuses in fuse box.
• Headlight: High beam 35W, Low beam 35W.
• Spark Plug Wire: Check for cracks and secure connection.

Storage and Care

Proper storage procedures for extended periods.

1. Fuel System: Add fuel stabilizer or drain completely.
2. Battery: Remove and store fully charged.
3. Tires: Inflate to proper pressure and store off ground.
4. Cleaning: Wash thoroughly and apply protectant to plastic.
5. Cover: Use breathable cover to protect from elements.

CAUTION! Store in dry, well-ventilated area away from direct sunlight.

Troubleshooting

Service: Contact authorized Honda dealer for major repairs.

Parts: Use only genuine Honda parts for replacement.