Product Overview
Part Identification
Primary Part Number: 8-97068798-0
Alternative Numbers: 897068-7980, 8970687980
Description: Cooling Fan Belt
Quality Specifications
Manufacturer: Isuzu Motors Limited
Quality Grade: OEM Original Equipment
Material: High-Grade Rubber Compound
Reinforcement: Polyester Cord
Key Features
- Precision engineered for optimal fit
- Superior heat and wear resistance
- Maintains consistent tension
- Reduces noise and vibration
- Extended service life
- Corrosion resistant
Technical Specifications
Dimensions
Length: 836mm (32.9 inches)
Width: Standard V-Belt Profile
Thickness: OEM Specification
Weight: Approximately 0.3 kg
Operating Parameters
Temperature Range: -30°C to +120°C
Speed Rating: Up to 3000 RPM
Tension Range: 50-70 lbs
Service Life: 60,000-100,000 km
Material Properties
Base Material: EPDM Rubber
Reinforcement: Polyester Cord
Cover: Fabric Wrapped
Oil Resistance: Excellent
Engine Compatibility & Applications
Compatible Isuzu Engine Models
| Engine Model | Displacement | Configuration | Model Years | Primary Applications |
|---|---|---|---|---|
| 3LA1 | 1.5L | 3-Cylinder, Naturally Aspirated | 1991+ | Light Commercial, Industrial |
| 3LB1 | 1.8L | 3-Cylinder, Naturally Aspirated | 1991+ | Light Trucks, Generators |
| 3LD1 | 1.5L | 3-Cylinder, Direct Injection | 1992+ | Industrial Equipment |
| 3LD2 | 1.8L | 3-Cylinder, Direct Injection | 1992+ | Construction Machinery |
| 4LB1 | 2.8L | 4-Cylinder, Naturally Aspirated | 1993+ | Light Trucks, Pickup Trucks |
| 4LC1 | 2.8L | 4-Cylinder, Turbocharged | 1993+ | Commercial Vehicles |
| 4LE1 | 2.8L | 4-Cylinder, Indirect Injection | 1993+ | NPR Series, Light Duty |
| 4LE2 | 2.8L | 4-Cylinder, Direct Injection | 1993+ | NPR Series, Medium Duty |
Vehicle Applications
Commercial Trucks
- • Isuzu NPR Series (Light & Medium Duty)
- • Isuzu NKR Series (Cab Over Engine)
- • Isuzu NHR Series (Light Commercial)
- • Pickup Trucks (D-Max, Rodeo)
- • Delivery Vans and Box Trucks
Industrial Equipment
- • Generator Sets (Stationary & Mobile)
- • Water Pumps and Fire Pumps
- • Compressors and Industrial Machinery
- • Agricultural Equipment
- • Construction Equipment
Market Segments
Fleet & Commercial
- • Delivery and Logistics Companies
- • Municipal and Government Fleets
- • Construction and Utility Companies
- • Rental and Leasing Operations
Service & Maintenance
- • Independent Repair Shops
- • Isuzu Dealership Service Centers
- • Fleet Maintenance Facilities
- • Mobile Repair Services
Professional Installation Guide
Safety Precautions
- • Ensure engine is completely cool before starting work
- • Disconnect battery negative terminal
- • Use proper personal protective equipment (gloves, safety glasses)
- • Work in a well-ventilated area with adequate lighting
- • Have fire extinguisher readily available
Required Tools & Materials
Essential Tools
- • Socket wrench set (10mm - 19mm)
- • Belt tension gauge
- • Pry bar or belt installation tool
- • Torque wrench
- • Clean rags and degreaser
- • Work light or flashlight
Estimated Time
Beginner: 45-60 minutes
Experienced: 20-30 minutes
Professional: 15-20 minutes
Step-by-Step Procedure
Preparation & Access
Open hood, locate cooling fan and belt assembly. Clean work area and identify belt routing path.
Remove Old Belt
Loosen tensioner or adjustment mechanism. Carefully slide old belt off pulleys, noting routing pattern.
Inspect Components
Check pulleys for wear, damage, or misalignment. Clean pulley surfaces of any debris or oil.
Install New Belt
Route new belt following original path. Ensure proper seating in all pulley grooves.
Adjust Tension
Set proper belt tension according to specifications (50-70 lbs). Check with tension gauge.
Final Verification
Start engine and verify proper operation. Check for unusual noises or vibrations.
Torque Specifications & Adjustments
Belt Tension
New Belt: 60-70 lbs
Used Belt: 50-60 lbs
Deflection: 10-15mm @ 22 lbs
Fastener Torque
Tensioner Bolts: 25-30 N⋅m
Pulley Bolts: 45-55 N⋅m
Bracket Bolts: 35-40 N⋅m
Break-in Period
Initial Check: After 100 km
Re-tension: If required
Normal Check: Every 20,000 km
Maintenance & Troubleshooting
Maintenance Schedule
Regular Inspections
- Daily: Visual check for obvious damage
- Weekly: Check belt tension and alignment
- Monthly: Inspect for wear patterns and cracks
- Every 20,000 km: Comprehensive belt system inspection
- Every 60,000 km: Consider preventive replacement
Inspection Points
- • Belt surface condition and integrity
- • Proper tension and deflection
- • Pulley alignment and condition
- • Signs of oil contamination
- • Unusual noise or vibration
- • Cooling system performance
Troubleshooting Guide
Squealing Noise
Causes: Loose belt, glazed surfaces, misalignment
Solution: Check tension, inspect pulleys, realign if necessary
Belt Slipping
Causes: Insufficient tension, oil contamination, worn belt
Solution: Adjust tension, clean pulleys, replace if worn
Premature Wear
Causes: Misalignment, excessive tension, pulley damage
Solution: Check alignment, adjust tension, inspect pulleys
Overheating Issues
Causes: Fan belt failure, inadequate cooling, blockage
Solution: Replace belt, check cooling system, clear obstructions
Performance Optimization Tips
Maximize Belt Life
- • Maintain proper tension
- • Keep system clean and dry
- • Address issues promptly
- • Use quality replacement parts
Cold Weather Operation
- • Allow proper warm-up time
- • Check tension more frequently
- • Monitor for ice buildup
- • Use appropriate coolant
Hot Climate Considerations
- • Inspect more frequently
- • Monitor coolant levels
- • Check for heat damage
- • Ensure adequate ventilation
Quality Assurance & Warranty
Manufacturing Standards
Quality Certifications
- • ISO 9001:2015 Quality Management
- • TS 16949 Automotive Quality Standards
- • Environmental Management ISO 14001
- • Occupational Health & Safety OHSAS 18001
- • Genuine Isuzu OEM Specification
Testing & Validation
- • Tensile strength testing
- • Heat resistance validation
- • Fatigue life cycle testing
- • Chemical resistance verification
- • Dimensional accuracy inspection
Important Notes
- • Keep original packaging and documentation
- • Register product within 30 days of purchase
- • Contact authorized dealer for warranty claims
- • Improper installation may void warranty
Technical Resources & Support
Documentation
Video Resources
Technical Support
- • Phone: +1-888-687-0539
- • Email: techsupport@isuzuparts.com
- • Live Chat: Available 24/7
- • Service Hours: Mon-Fri 8AM-6PM
- • Emergency Support: Available
Additional Resources
Official Websites
Professional Networks
- • Isuzu Certified Technician Program
- • Commercial Vehicle Maintenance Association
- • Fleet Maintenance Professional Groups
- • Diesel Technology Forums