1988 Suzuki Quadrunner 300 Manual

The 1988 Suzuki Quadrunner 300 is a versatile all-terrain vehicle featuring a 269cc four-stroke engine, automatic transmission with high/low range, shaft drive system, independent front suspension, and electric start. This manual covers safety guidelines, operation procedures, maintenance schedules, troubleshooting, and technical specifications for proper ownership and maintenance of your ATV.

1. Features at a Glance 2. Safety Information 3. Controls and Instruments 4. Operation Procedures 5. Maintenance Schedule 6. Technical Specifications 7. Troubleshooting 8. Storage Guidelines 9. Warranty Information

Features at a Glance

Key components: 269cc four-stroke engine, automatic transmission, shaft drive, electric start, front and rear racks.

Feature	Description
Engine Type	269cc, 4-stroke, air-cooled, single cylinder
Transmission	Automatic with high/low range and reverse
Drive System	Shaft drive
Starting System	Electric start with backup recoil
Suspension	Independent front, swingarm rear
Brakes	Drum brakes front and rear
Fuel Capacity	3.7 gallons (14 liters)
Load Capacity	330 lbs (150 kg) including rider
Tires	Front: 22x7-10, Rear: 22x11-10
Dimensions	74.8" L x 41.7" W x 43.3" H

Safety Information

Always wear proper safety gear and follow operating guidelines.

Always wear DOT-approved helmet, eye protection, gloves, and boots.
Never operate under influence of alcohol or drugs.
Do not carry passengers - designed for single rider only.
Avoid paved surfaces - not designed for road use.
Keep hands and feet away from moving parts.

WARNING! ATV riding can be dangerous. Always follow safety guidelines and never exceed your skill level.

Controls and Instruments

Familiarize yourself with all controls before operation.

Handlebar Controls: Throttle lever, brake lever, ignition switch, light switch, choke, starter button.

Instrument Panel: Speedometer, odometer, neutral indicator, reverse indicator, high beam indicator.

Transmission Controls: Range selector (H/L/N/R), drive selection lever.

Fuel System: Fuel valve, fuel tank cap, carburetor adjustment.

Operation Procedures

Follow proper starting and operating procedures.

Pre-ride inspection: Check tires, controls, lights, oil level.
Starting: Turn fuel valve ON, set choke, turn ignition ON, press starter.
Warm up: Allow engine to warm for 2-3 minutes before riding.
Shifting: Select appropriate range (H/L) based on terrain.
Braking: Apply both front and rear brakes evenly.

CAUTION! Always perform pre-ride inspection. Never operate without proper maintenance.

Maintenance Schedule

After first 20 hours: Change engine oil and filter
Every 100 hours: Change engine oil, check spark plug
Every 200 hours: Change final gear oil, clean air filter
Monthly: Check tire pressure, brake operation
Seasonally: Lubricate cables and pivot points
Annually: Complete inspection of all systems

Technical Specifications

Engine: 269cc, 4-stroke, SOHC, air-cooled
Bore x Stroke: 75.0 x 61.0 mm
Compression Ratio: 8.5:1
Fuel System: Mikuni VM24SS carburetor
Ignition System: CDI electronic ignition
Transmission: Automatic V-belt, 2-range plus reverse
Final Drive: Shaft drive
Suspension Travel: Front 5.1", Rear 4.7"
Ground Clearance: 6.7 inches
Dry Weight: 422 lbs (191 kg)

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	Fuel, spark, or compression issue	Check fuel valve, spark plug, choke setting
Poor performance	Dirty air filter, clogged carburetor	Clean/replace air filter, clean carburetor
Transmission slipping	Worn drive belt, low transmission fluid	Inspect drive belt, check fluid level
Electrical problems	Dead battery, faulty connections	Check battery voltage, clean connections
Brakes not working	Worn pads, air in lines, adjustment needed	Inspect brake components, adjust as needed

Note: For complex repairs, consult authorized Suzuki service center.

Storage Guidelines

Proper storage prevents damage during periods of non-use.

Clean ATV thoroughly and apply protective coating to metal surfaces.
Fill fuel tank and add fuel stabilizer.
Change engine oil and filter.
Remove battery and store in cool, dry place.
Elevate ATV to remove weight from tires.
Cover with breathable fabric cover.

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

Warranty Information

1988 Suzuki Quadrunner 300 comes with 6-month limited warranty covering defects in materials and workmanship. Warranty does not cover normal wear, improper maintenance, or accident damage. Keep maintenance records for warranty claims. Contact authorized Suzuki dealer for warranty service.