Clark C15, C18, C20s D, L and C15, C18, C20sC L Forklift Index:

SM-1066
CONTENTS
GROUP SA SAFE MAINTENANCE
Section 1 Safety
Section 2 Lifting, Jacking, and Blocking the Truck
Section 3 Towing
GROUP PS PERIODIC SERVICE
Section 1 Maintenance Schedules
Section 2 The Planned Maintenance Program
GROUP 00 (D-4TNV88) DIESEL ENGINE (4TNV88)
Section 0 SAFETY
Section 1 GENERAL
Section 2 Inspection and Adjustment
Section 3 Troubleshooting
Section 4 Disassembly, Inspection and Reassembly of Engines
Section 5 LUBRICATION SYSTEM
Section 6 COOLING SYSTEM
Section 7 FUEL INJECTION PUMP/GOVERNOR
Section 8 ALTERNATOR
Section 9 ELECTRIC WIRING
Section 10 SERVICE STANDARDS
Section 11 TIGHTENING TORQUE for BOLTS and NUTS
GROUP 00 (L-MMC) ENGINE (4G63 GAS/LPG)
Section 1 Engine Specifications (4G63 Gas/LPG Engine)
Section 2 Engine Troublshooting (4G63 Gas/LPG Engine)
Section 3 Engine Oil and Filter (4G63 Gas/LPG Engine)
Section 4 Engine Tune-Up (4G63 Gas/LPG Engine)
Section 5 RPM, Vacuum, and Stall Tests (4G63 Gas/LPG Engine)
Section 6 Compression Checks (4G63 Gas/LPG Engine)
Section 7 Engine Removal and Replacement (4G63 Gas/LPG Engine)
Section 8 Engine Overhaul (4G63 Gas/LPG Engine)
Section 9 Ignition System (4G63 Gas/LPG Engine)
GROUP 00 (L-HMC) ENGINE (HMC THETA 2.4 LPG)
Section 1 General Information (HMC THETA 2.4 LPG)
Section 2 Specification and Troubleshooting (HMC THETA 2.4 LPG)
Section 3 Disassembly and Reassembly (HMC THETA 2.4 LPG)
Section 4 Lubrication System (HMC THETA 2.4 LPG)
Section 5 Electrical System (HMC THETA 2.4 LPG)
Section 6 Emission Control System (HMC THETA 2.4 LPG)
GROUP 01 ENGINE COOLING SYSTEM
Section 1 Engine Cooling System Specifications and Description
Section 2 Engine Cooling System Troubleshooting
Section 3 Engine Cooling SystemTesting and Maintenance
Section 4 Engine Cooling System and Alternator Belt Service
Section 5 Radiator Removal and Replacemant
GROUP 02 (L-MMC,TIER3) MI-07 LP SYSTEM (4G63)
Section 0 REGULATORY COMPLIANCE
Section 1 LPG SYSTEM OVERVIEW
Section 2 GASOLINE ENGINES
Section 3 SPECIFICATIONS
Section 4 RECOMMENDED MAINTENANCE
Section 5 INSTALLATION PROCEDURES
Section 6 TESTS AND ADJUSTMENTS
Section 7 BASIC TROUBLESHOOTING
Section 8 ADVANCED DIAGNOSTICS
Section 9 PARTS DESCRIPTION
GROUP 02 (L-HMC THETA 2.4) LPG FUEL SYSTEM
Section 1 General Warnings
Section 2 Introduction
Section 3 Base Engine
Section 4 Fuel System
Section 5 Recommended Maintenance
Section 6 Diagnostic Trouble Codes (DTC)
Section 7 Troubleshooting
Section 8 Appendicies
Section 9 Diagnostic Service Tool
GROUP 03 INTAKE AND EXHAUST SYSTEM
Section 1 Intake and Exhaust Systems Specifications and Description
Section 2 Intake System Troubleshooting
Section 3 Intake System Service
Section 4 Exhaust Systems
GROUP 06 TRANSAXLE (TA12A1 TRANSAXLE) C15-20s
Section 1 Transaxle Specifications and Description
Section 2 Transaxle Disassembly
Section 3 Transaxle Reassembly
GROUP 13 ELECTRICAL SYSTEM
Section 1 Cautions for working on the electrical system
Section 2 Electrical system Specifications and features
Section 3 Electrical Circuit Diagram & Electrical Parts Arrangement
Section 4 Instrument Pod
Section 5 Electrical Components Specification and Operation
Section 6 Troubleshooting of Electrical System
GROUP 22 WHEELS AND TIRES
Section 1 Wheels and Tires Specifications and Description
Section 2 Cushion Wheels and Tires
Section 3 Pneumatic Wheels and Tires
GROUP 23 BRAKE SYSTEM
Section 1 Braking / Inching System Specifications and Description
Section 2 Service Brake Troubleshooting
Section 3 Brake / Inching Pedals and Linkages Adjustments
Section 4 Brake System Bleeding
Section 5 Brake Master Cylinder Service
Section 6 Service Brake Adjustment and Overhaul
Section 7 Parking Brake Service
GROUP 25 STEERING COLUMN AND GEAR
Section 1 Steering System Specifications and Description
Section 2 Steering System Troubleshooting
Section 3 Steering Column and Component Removal and Replacement
Section 4 Stering System Relief Pressure Check and Adjustment
Section 5 Steering Gear Overhaul
GROUP 26 STEER AXLE
Section 1 Steer Axle Specifications and Description
Section 2 Steer Axle Wheel Bearing Maintenance and Adjustment
Section 3 Steer Axle Removal and Replacement
Section 4 Steer Axle Overhaul
Section 5 Steer Cylinder Removal and Replacement
Section 6 Steer Cylinder Overhaul
GROUP 29 HYDRAULIC SUMP, FILTERS, AND PUMP
Section 1 Hydraulic Sump, Filters, and Pump Specifications and Description
Section 2 Main Hydraulic Pump Troubleshooting
Section 3 Hydraulic Filters and Fluid Maintenance and Change
Section 4 Hydraulic Pump Removal and Replacement
Section 5 Hydraulic Pump Overhaul (Jinsung Pump)
GROUP 30 HYDRAULIC CONTROL VALVE/LIFT CIRCUIT
Section 1 Hydraulic Control Valve/Lift Circuit Specifications and Description
Section 2 Hydraulic System Schematics
Section 3 Hydraulic System Troubleshooting
Section 4 Hydraulic System Pressure Checks and Adjustments
Section 5 Hydraulic Control Valve Removal and Replacement
Section 6 Disassembly and Assembly
Section 7 Testing of Hydraulic Valve
GROUP 32 TILT CYLINDERS
Section 1 Tilt Cylinder Specifications and Description
Section 2 Tilt Cylinder Checks and Adjustments
Section 3 Tilt Cylinder Removal and Replacement
Section 4 Tilt Cylinder Overhaul
GROUP 34 UPRIGHTS
Section 1 Upright Specifications and Description
Section 2 Troubleshooting
Section 3 Upright Inspection
Section 4 Carriage and Upright Roller Clearance Checks and Shim Adjustments
Section 5 Cylinder Removal, Shimming, Overhaul, and Replacement
Section 6 Upright Chain Inspection, Adjustment, and Replacement
Section 7 Fork and Carriage Removal and Replacement
Section 8 Upright Removal and Replacement
GROUP 38 COUNTERWEIGHT AND CHASSIS
Section 1 Counterweight Specifications and Description
Section 2 Counterweight Removal and Replacement
Section 3 Overhead Guard/Operator’s Cell Removal and Replacement
Section 4 Floorboard, Cowls, and Seat Deck Removal and Replacement
Section 5 Operator’s Seat Removal and Replacement
GROUP 40 SPECIFICATIONS
Section 1 Nameplates and Decals
Section 2 General Specifications
Section 3 Hydraulic Fitting Tightening Procedure