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Daedong DSC48 User Manual

Daedong DSC48
290 pages
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DSC48
COMBINE HARVESTER
WORKSHOP MANUAL

Table of Contents

Questions and Answers:

Daedong DSC48 Specifications

General IconGeneral
BrandDaedong
ModelDSC48
CategoryFarm Equipment
LanguageEnglish

Summary

DSC48 COMBINE HARVESTER WORKSHOP MANUAL

PREFACE

Introduction to the workshop manual, explaining its purpose and scope.

SAFETY FIRST

FOR SAFETY

General safety instructions and warnings for operating the combine harvester.

SAFETY TIPS

Guidelines on safety gear, work place, illumination, equipment, and hazardous materials.

FOR YOUR SAFETY

Essential checks and procedures to ensure safety before operating the combine harvester.

GENERAL PRECAUTION BEFORE OPERATION

Crucial precautions to follow before commencing any operation of the combine harvester.

WHEN SERVICING, REPAIRING AND CLEANING BEFORE OPERATION

Safety measures to be taken when performing servicing, repair, or cleaning operations.

WHEN STARTING THE ENGINE

Safety precautions to follow specifically when starting the engine.

WHEN DRIVING

Essential safety guidelines and precautions to observe while driving the combine harvester.

DRIVING ON A NARROW PATH, BUMPY ROAD OR SLOPE

Safety measures and precautions for operating on challenging terrain.

LOADING AND UNLOADING THE COMBINE HARVESTER TO THE TRANSPORTING VEHICLE

Detailed safety procedures for safely loading and unloading the combine harvester.

AFTER DAILY WORK IS COMPLETED

Safety procedures to follow after completing daily work operations.

FOR LONG-TERM STORAGE

Safety guidelines for preparing and storing the combine harvester for long-term periods.

SAFETY DECALS

Information on the location and importance of various safety decals on the combine harvester.

GENERAL

OVERVIEW

General introduction to the combine harvester, including component identification.

SPECIFICATIONS

Detailed technical specifications of the DSC48 combine harvester model.

MAINTENANCE SCHEDULE TABLE

Comprehensive table outlining the maintenance schedule based on operating hours.

OIL AND COOLANT CHANGE SCHEDULE

Schedule and procedures for changing engine oil, coolant, and other fluids.

LOCTITE AND LIQUID GASKET APPLICATION

Guidelines on the application of Loctite and liquid gasket for bolts and parts.

OIL SPECIFICATION AND CAPACITY

Specifications for required oils and their capacities for different parts.

TIGHTENING TORQUE

Specifications for tightening torque values for various bolts and nuts.

UNIT CONVERSION TABLE

A table for converting units of measurement used in the manual.

CHECK AND MAINTENANCE

Procedures for checking and maintaining various systems, including engine coolant, oil, and belts.

ENGINE

STRUCTURE AND FUNCTION

Detailed explanation of the structure and function of the engine's main components.

DISASSEMBLY AND SERVICE

Procedures for troubleshooting, servicing, and disassembling engine components.

REAPING UNIT

SECTIONAL VIEW

A detailed sectional view illustrating the components of the reaping unit.

DETACHMENT AND ATTACHMENT OF REAPING UNIT

Step-by-step instructions for detaching and attaching the reaping unit.

CUTTING BLADE UNIT

Procedures for adjusting and replacing the cutting blade unit, including safety precautions.

COMPONENTS RELATED TO CUTTING BLADE CRANK

Details on components related to the cutting blade crank, including oil seal removal.

COMPONENTS RELATED TO CUTTING BLADE DRIVE CASE

Information on components related to the cutting blade drive case, focusing on assembly.

ELEVATOR

Procedures for adjusting elevator chain tension, replacing elevator rakes, and installing components.

CONVEYOR

Instructions for adjusting and replacing protrusion belts and stem side chains.

ADJUSTMENT AND REPLACEMENT OF STEM SIDE CHAIN (LH)

Procedures for adjusting and replacing the stem side chain (LH).

ADJUSTMENT AND REPLACEMENT OF GRAIN SIDE CHAIN (LH)

Procedures for adjusting and replacing the grain side chain (LH).

ADJUSTMENT AND REPLACEMENT OF GRAIN SIDE CHAIN (RH)

Procedures for adjusting and replacing the grain side chain (RH).

ADJUSTMENT AND REPLACEMENT OF STEM SIDE FEEDING CHAIN

Procedures for adjusting and replacing the stem side feeding chain.

ADJUSTMENT AND REPLACEMENT OF FEEDING DEPTH CONTROL CHAIN

Procedures for adjusting and replacing the feeding depth control chain.

REPLACEMENT OF PACKER

Instructions for replacing packers, both central and side (LH/RH) units.

INSTALLATION OF STEM SIDE CONVEYOR PROP

Steps for correctly installing the stem side conveyor prop.

LARGE-DIAMETER WASHER OF STEM SIDE SUPPORT SPRING

Procedure for installing the large-diameter washer for the stem side support spring.

INSTALLATION OF CHAIN LOCK PLATE

Steps for installing the anti-chain lock plate.

INSTALLATION OF STEM SIDE PROP

Steps for installing the stem side prop, ensuring correct fixation.

INSTALLATION OF FEEDING GUIDE

Instructions for installing the feeding guide, ensuring proper clearance.

INSTALLATION OF FEEDING CHAIN

Procedures for installing the feeding chain, ensuring correct orientation.

INSTALLATION OF FEEDING DEPTH CONTROL CHAIN

Steps for installing the feeding depth control chain, including safety precautions.

VERTICAL ADJUSTMENT OF FEEDING DEPTH CONTROL CHAIN

Instructions for vertically adjusting the feeding depth control chain.

OTHER BOLTS AND NUTS, LOCTITE AND GREASE APPLICATION

Guidelines for using various bolts, nuts, Loctite, and grease in the reaping unit.

THRESHING UNIT

SECTIONAL VIEW

Detailed sectional views of the threshing unit, illustrating its components.

CHECK AND ADJUSTMENT OF BELT

Procedures for checking and adjusting the tension of various belts.

FRONT SECTION OF THRESHING CYLINDER

Specific details regarding the front section of the threshing cylinder.

REAR SECTION OF THRESHING CYLINDER

Specific details regarding the rear section of the threshing cylinder.

COMPONENTS AROUND ENGINE

Identification of components located around the engine within the threshing unit.

LH ON THRESHING UNIT

Identification of components located on the left-hand side of the threshing unit.

FEEDING CHAIN

Procedures for adjusting and replacing the feeding chain.

COMPONENTS RELATED TO THRESHING CYLINDER

Detailed procedures for replacing the straw chopper blade and cylinder components.

REMOVAL AND INSTALLATION OF THRESHING CYLINDER CONCAVE

Step-by-step instructions for removing and installing the threshing cylinder concave.

REPLACEMENT OF BASE CUTTER DISC

Procedures for replacing the base cutter disc, including knives and teeth.

REMOVAL AND INSTALLATION OF THRESHING CYLINDER

Instructions for removing and installing the entire threshing cylinder.

INSTALLATION OF FRONT COVER

Steps for correctly installing the front covers onto the threshing unit.

COMPONENTS RELATED TO BLOWER

Procedures for removing and installing components of the blower assembly.

VERTICAL AUGER AND NO. 1 AUGER

Instructions for removing and installing the vertical auger and the No. 1 auger.

NO. 2 AUGER

Procedures for removing and installing the No. 2 auger assembly.

SEPARATOR DRUM AND NO. 2 PROCESSING CYLINDER

Instructions for removing and installing the separator drum and the No. 2 processing cylinder.

COMPONENTS RELATED TO SIEVE CASE AND ROCKER SHAFT

Procedures for removing and installing the sieve case and its related components.

REMOVAL AND INSTALLATION OF SIEVE CASE

Steps for removing and installing the sieve case and its components.

PRECAUTIONS DURING INSTALLATION

Important precautions to follow during the installation of the sieve case.

REMOVAL OF COMPONENTS FOR SIEVE CASE

Steps for removing components from the sieve case.

REMOVAL OF COMPONENTS RELATED TO ROCKER SHAFT

Procedures for removing components associated with the rocker shaft.

DRIVING SYSTEM

SECTIONAL VIEW

A sectional view illustrating the driving system, including brake turn mechanisms.

MAINTENANCE

Routine maintenance procedures for transmission fluid, hydraulic oil, filters, and drive belts.

TRANSMISSION FLUID, HYDRAULIC OIL AND FILTERS

Procedures for checking and replacing transmission fluid, hydraulic oil, and filters.

TRANSMISSION DRIVE BELT

Instructions for removing and installing the transmission drive belt, including tension adjustment.

POWER BRAKE CABLE

Procedures for checking and adjusting the power brake cable.

CAM CLUTCH OF REAPING DRIVE PULLEY

Steps for removing and installing the cam clutch of the reaping drive pulley.

CRAWLER

Procedures for adjusting crawler tensility and replacing the crawler unit.

TRACK ROLLER, IDLE ROLLER AND ROCKER ROLLER

Instructions for removing and installing track rollers, idle rollers, and rocker rollers.

REMOVAL OF TRANSMISSION CASE

Detailed steps for removing the transmission case.

REMOVAL OF AXLE OIL SEAL

Procedures for removing and replacing the axle oil seal.

ADJUSTMENT AFTER INSTALLATION

Adjustments required after installation, including parking brake cable.

HYDRAULIC SYSTEM

OVERVIEW

An overview of the hydraulic system's functions and components, including circuit diagrams.

POWER STEERING

Explanation of how the power steering lever controls reaping unit movement and turning.

COMPONENTS OF VALVE UNIT

Detailed breakdown of the components within the hydraulic valve unit.

VALVE PLATE OF HYDRAULIC BLOCK DH

Description of the valve plate within the hydraulic block DH and its functions.

REAPING UNIT HEIGHT CHECK VALVE

Explanation of the reaping unit height check valve's operation.

LOW PRESSURE RELIEF VALVE

Information on the low pressure relief valve and its function.

HIGH PRESSURE RELIEF VALVE

Details on the high pressure relief valve and its role.

REAPING UNIT LIFTING SOLENOID VALVE

Explanation of the reaping unit lifting solenoid valve's operation.

REAPING UNIT LOWERING SOLENOID VALVE

Description of the solenoid valve used for manually lowering the reaping unit.

STEERING CLUTCH CYLINDER

Explanation of how the steering clutch cylinder operates for changing direction.

CHECK FOR NORMAL OPERATION

Procedures for checking the normal operation of the hydraulic system.

TROUBLESHOOTING WITH HYDRAULIC SYSTEM

Troubleshooting guide for common malfunctions in the hydraulic system.

CHECK FOR PRESSURE OF LOW PRESSURE RELIEF VALVE

Procedure for checking the pressure of the low pressure relief valve.

CHECK FOR PRESSURE OF HIGH PRESSURE RELIEF VALVE

Procedure for checking the pressure of the high pressure relief valve.

HST HOSE DIAGRAM AND PRESSURE CHECK

Diagram of HST hoses and procedures for checking system pressures.

HST TROUBLESHOOTING LIST

A comprehensive list of troubleshooting steps for HST malfunctions.

CHECK AND ADJUSTMENT

Procedures for adjusting the neutral (stop) position and checking relief valve pressures.

REMOVAL OF HST

Instructions for removing the HST unit.

ELECTRICAL SYSTEM

CHECKING INSTRUMENT PANEL

Procedures for checking the instrument panel lamps and indicators.

CHECK FOR NORMAL OPERATION

Steps to verify the normal operation of indicators and alarms.

TROUBLESHOOTING

Troubleshooting guide for common electrical system issues.

ALARM BUZZER, LAMPS ON INSTRUMENT PANEL AND AUTOMATIC ENGINE STOP FUNCTION

Overview of alarm buzzer, instrument panel lamps, and engine stop functions.

ALARM CONTROL

Detailed explanation of specific alarms like straw discharge, No. 1, No. 2, grain, coolant, reverse, and load.

WIRING DIAGRAM

A wiring diagram illustrating electrical connections for various systems.

FEEDING DEPTH CONTROL

Information on automatic control conditions, grain sensor operation, and feeding depth adjustments.

CHECKING EACH PART

Procedures for testing individual electrical components.

COMPONENTS BY MALFUNCTION

A guide listing common malfunctions and their potential causes and solutions.

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