🏷️ Basic Information Identification Make: Isuzu Model: FRR F-Series WT5500 Generation: First Generation (Specific to WT5500 variant) Production Years Covered: 1998-2002 Vehicle Type: Medium Duty Commercial Truck Codes Engine Code: 6HE1-TC Chassis Code: WT5500 👋 Introduction Market Position Market Segment: Medium Duty Commercial Trucks, often used for local delivery, utility services, and specialized applications. Competitive Analysis Key Competitors Era: Mitsubishi Fuso FE Series, Hino FE Series, Chevrolet Kodiak/GMC TopKick (earlier models), Ford E-Series Cutaway Chassis (heavy-duty variants). Key Features Vehicle Identity: Known for Isuzu's reputation for reliable diesel engines and durable commercial vehicle platforms. Manual Value Proposition: Provides comprehensive factory service information, crucial for maintaining and repairing these robust commercial vehicles, ensuring uptime and longevity. 📋 Manual Details Coverage Areas Primary Coverage: Workshop Repair and Parts Additional Coverage: Parts Manual Included Page Count Estimated Page Count: >1000 Pages Manual Type Manual Type: Factory Service Repair Manual (Workshop Manual) Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanical, cooling, lubrication, fuel injection, turbocharging, intake and exhaust systems, engine diagnostics, repair, and overhaul. Transmission Systems: Manual and/or automatic transmission (details dependent on specific WT5500 configuration covered), clutch, drivetrain, driveshafts, differentials. Electrical Systems: Wiring diagrams, lighting, starting, charging, ignition (if applicable), instrumentation, control modules, body electrical components, troubleshooting. Chassis Systems: Frame and body, suspension (front and rear), steering system, braking system (hydraulic/air, ABS if equipped), wheels and tires. Body And Interior: Body panels, doors, windows, mirrors, interior trim, seats, heating, ventilation, and air conditioning (HVAC). Procedures Included Maintenance Procedures: Scheduled maintenance, fluid checks and changes, filter replacements, lubrication points, inspection procedures. Diagnostic Procedures: Troubleshooting guides, diagnostic trouble codes (DTCs), symptom-based troubleshooting, testing of electrical and mechanical components. Repair Procedures: Step-by-step instructions for component removal, installation, adjustment, and repair for all major vehicle systems. Parts Identification: Detailed parts diagrams, part numbers, and descriptions for assembly and replacement. Technical Depth Depth: Comprehensive factory-level detail, suitable for professional technicians and advanced DIYers. Covers basic maintenance to complete engine and component rebuilds. 📊 Manual Specifications File Format PDF Quality: High-resolution, searchable PDF with clear text and image reproduction. Likely includes bookmarks for easy navigation. Print Quality Printability: Printable pages for easy reference in a workshop environment. Binding Type Binding Type: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Model: 6HE1-TC (SiTEC 230) Engine Type: Inline 6-Cylinder Diesel with Turbocharger and Intercooler Displacement: 7.1 Liters (7127cc) Bore X Stroke: 116.0 mm x 110.0 mm (Typical for 6HE1 series) Compression Ratio: Typically 17.5:1 to 18.5:1 (exact value in manual) Fuel System: Direct Injection, High-Pressure Common Rail (likely electronic controlled) with Turbocharger (TC) and Intercooler. Performance Horsepower: Approx. 230 PS (169 kW) @ RPM (Specific RPM value to be found in manual) Torque: Approx. 750-850 Nm @ RPM (Specific torque and RPM range to be found in manual) Fluid Specifications Engine Oil Type: API CF-4, CG-4, CH-4 or ACEA E2/E3 rated synthetic or semi-synthetic diesel engine oil (e.g., SAE 15W-40 or 10W-30 depending on climate, refer to manual for specific viscosity grades). Coolant Type: Ethylene glycol-based coolant with corrosion inhibitors (typically a 50/50 mix with deionized water). Specification like JIS K2234 or equivalent. 🔧 Transmission Standard Transmission Type Standard: Likely a heavy-duty manual transmission (e.g., ZF or Isuzu proprietary). Optional Transmission Type Optional: Possible optional automatic transmission for certain configurations. Manual specifies if available. Features Transmission Gears: Typically 5, 6 or more forward gears plus reverse, suitable for commercial duty. Fluid Specifications Transmission Fluid Type: Manual Transmission Fluid (MTF) - GL-4 or GL-5 rated, viscosity like SAE 75W-90 or 80W-90 depending on application. Automatic Transmission Fluid (ATF) if applicable (e.g., Dexron III or equivalent). 📐 Dimensions Exterior Wheelbase: Varies based on chassis configuration (e.g., 3,300 mm to 4,500 mm typical for this class). Overall Length: Varies based on chassis and body configuration. Overall Width: Varies based on chassis and body configuration, typically around 2,000 mm to 2,500 mm. Overall Height: Varies based on chassis and body configuration. Weights Gvwr: Gross Vehicle Weight Rating (GVWR) typically in the 7,500 kg to 10,000 kg (or higher) range for medium-duty trucks. Curb Weight: Varies significantly based on configuration, typically 3,500 kg to 5,500 kg. Payload Capacity: Designed for significant payload, typically 3,000 kg to 6,000 kg. 🛡️ Safety Features Ratings Crash Test Data: Commercial vehicles of this era often had less standardized crash testing than passenger cars. Specific data may be limited; manual focuses on system integrity and mechanical safety. Active Features Braking System: Hydraulic disc brakes front and rear, potentially with ABS (Anti-lock Braking System) as an option or standard on later models. Air brakes might be available on heavier GVWR variants. Lighting System: Headlights, tail lights, brake lights, turn signals, side markers, often with advanced diagnostic capabilities for lighting circuits. Passive Features Seat Belts: Mandatory...