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DSC48
Daedong DSC48 User Manual
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Apr
. 2007
1
-3
DSC48
3
2
417W102A
417W103A
417W101A
1.1
COMBINE HARVESTER IDENTIFICA
TION
(3)
Chassis
Number
(1)
Manufacturing
Label
(2)
Engine
Serial
Number
When contacting your local KIOTI distributor
, always specify its model number
, serial number
, engine model and manufac-
turing serial numbers, and hour meter reading.
417W104A
(4)
Hour
Meter
1. OVER
VIEW
40
42
Table of Contents
Dsc48 Safety First
7
Default Chapter
7
Table of Contents
7
1 For Safety
9
Alert Symbols
9
2 Safety Tips
10
Safety Gear
10
Work Place
10
Clean Working Area
10
Illumination
10
Safe Working Place
10
Safety Equipment
10
Ventilating System
10
Safety Instructions When Preparing Combine Harvester
11
Avoid Fires
11
Cautions When Handling the Battery
12
Cautions for High Pressure Hoses
12
Use of Appropriate Tools and Equipment
13
Handling of Hazardous Materials
13
Handling of Rotating Blade, Shaft and Driving Belt
13
Prevention of Scald
14
Disposal of Environmental Waste
14
3 For Your Safety
15
Check before Operation
15
Preparation and Inspection
15
Starting the Engine
15
Driving
16
Driving on a Narrow Rural Path, Bumpy Road or Slope
16
Driving on a Road
16
Loading and Unloading the Combine Harvester to the Transporting Vehicle
16
Stopping and Parking
16
After Completing Intended Operation and Storage
17
After Daily Work Is Completed
17
Driving Onto and out of the Field
17
Harvesting
17
Long-Term Storage
17
Operation in Field
17
Storage after Daily Work Is Completed
17
4 General Precaution before Operation
18
5 When Servicing, Repairing and Cleaning before Operation
19
6 When Starting the Engine
22
7 When Driving
23
8 Driving on a Narrow Path, Bumpy Road or Slope
25
9 Loading and Unloading the Combine Harvester to the Transporting Vehicle
26
10 After Daily Work Is Completed
28
11 For Long-Term Storage
30
12 Safety Decals
31
Location of Decals
31
Dsc48 General
39
Overview
41
Combine Harvester Identification
41
Specifications
42
Maintenance Schedule Table (* if There Is any Faulty Part, Replace It.)
44
Oil and Coolant Change Schedule
48
Loctite and Liquid Gasket Application
49
Loctite Application
49
Liquid Gasket Application
50
Oil Specification and Capacity
51
Tightening Torque
52
General Use Bolts and Nuts
52
Stud Bolts
52
American Standard Screws, Bolts and Nuts with UNC or UNF Threads
53
Unit Conversion Table
54
Check and Maintenance
55
Check before Starting Engine
55
Adjusting the Belts
56
Initial 50 Hours
57
Every 50 Hours
63
Every 100 Hours
65
Every 150 Hours
67
Every 200 Hours
67
Every 250 Hours
70
Every 300 Hours
70
Every 350 Hours
72
Every 400 Hours
73
Every 500 Hours
75
Every 600 Hours
76
Every 800 Hours
76
Every 1000 Hours
76
Every 2 Years
76
Dsc48 Engine
77
1 General
78
Appearance
78
Specifications
79
Dimensions
80
General Precautions
80
2 Structure and Function
81
Body
81
Cylinder Block
81
Cylinder Head
81
Connecting Rod
82
Crankshaft
82
Piston and Piston Ring
82
Camshaft
83
Fuel Camshaft
83
Rocker Arm
83
Flywheel
84
Intake and Exhaust Valves
84
Timing Gear
84
Lubricating System
85
Flow of Lubricating Oil
85
Oil Pump
85
Oil Filter and Relief Valve
86
Oil Switch
86
Cooling System
87
Flow of Cooling Water
87
Water Pump
87
Radiator
88
Radiator Cap
88
Fuel System
89
Flow of Fuel
89
Fuel Feed Pump
89
Fuel Injection Pump
90
Fuel Injection Nozzle
92
Governor
93
Intake and Exhaust System
96
Air Cleaner
96
Flow of Intake Air and Exhaust Gas
96
Muffler
96
3 Disassembly and Service
97
Troubleshooting
97
Service Specifications
99
Engine Body
99
Cooling System
103
Fuel System
103
Lubricating System
103
External Components
107
Tightening Torque
107
Engine Body
108
Disassembly and Assembly
109
Servicing
118
Lubricating System
129
Cooling System
131
Fuel System
133
Dsc48 Reaping Unit
137
Detachment and Attachment of Reaping Unit
141
Detachment
141
Attachment
141
Reaping Unit
141
Cutting Blade Unit
142
Adjustment and Replacement of Cutting Blade Unit
142
Components Related to Cutting Blade Crank
144
Components Related to Cutting Blade Drive Case
145
Elevator
146
Adjustment of Elevator Chain Tension and Replacement of Elevator Chain
146
Replacement of Elevator Rakes
146
Elevator Rake and Cushion Rubber Installation
147
Elevator Drive 14 Sprocket Shaft, Bearing, 12 Sprocket
147
Elevator Shift Case
148
Conveyor
149
Adjustment and Replacement of Protrusion Belt
149
Adjustment and Replacement of Stem Side Chain (RH)
149
Adjustment and Replacement of Stem Side Chain (LH)
150
Adjustment and Replacement of Grain Side Chain (LH)
150
Adjustment and Replacement of Grain Side Chain (RH)
151
Adjustment and Replacement of Stem Side Feeding Chain
152
Adjustment and Replacement of Feeding Depth Control Chain
153
Replacement of Packer
154
Installation of Stem Side Conveyor Prop
155
Large-Diameter Washer of Stem Side Support Spring
155
Installation of Chain Lock Plate
156
Installation of Stem Side Prop
156
Installation of Feeding Chain
157
Installation of Feeding Depth Control Chain
157
Installation of Feeding Guide
157
Vertical Adjustment of Feeding Depth Control Chain
158
Other Bolts and Nuts, LOCTITE and Grease Application
159
Dsc48 Threshing Unit
161
1 Threshing Unit
163
Sectional View
163
Check and Adjustment of Belt
166
Front Section of Threshing Cylinder
166
Rear Section of Threshing Cylinder
166
Components Around Engine
167
LH on Threshing Unit
167
Feeding Chain
168
Adjustment and Replacement of Feeding Chain
168
Components Related to Threshing Cylinder
169
Replacement of Straw Chopper Blade
169
Removal and Installation of Threshing Cylinder Concave
170
Replacement of Base Cutter Disc
171
Removal and Installation of Threshing Cylinder
172
Installation of
174
Components Related to Blower
175
Removal and Installation of Blower
175
Vertical Auger and No. 1 Auger
176
Removal and Installation of Vertical Auger and No. 1 Auger
176
2 Auger
178
Removal and Installation of No. 2 Au- Ger
178
Separator Drum and No. 2 Processing Cylinder
179
Removal and Installation of Separator
179
Components Related to Sieve Case and Rocker Shaft
180
Removal and Installation of Sieve Case
180
Removal of Components for Sieve Case
182
Removal of Components Related to Rocker Shaft
183
2 Straw Discharging Section
185
Straw Discharging Chain
185
Check and Adjustment
185
Removal and Installation
187
Cutter
189
Check and Adjustment
189
Components Related to Base Shaft
194
Gear
194
Scraper Guide
194
Tension Plate
194
Base Disc
195
Dsc48 Driving System
197
Driving System
199
Sectional View
199
Brake Turn (Right Turn)
199
Maintenance
200
Transmission Fluid, Hydraulic Oil and Filters
200
Transmission Drive Belt
201
Power Brake Cable
201
Cam Clutch of Reaping Drive Pulley
202
Crawler
202
Track Roller, Idle Roller and Rocker Roller
203
Removal of Transmission Case
205
Removal of Axle Oil Seal
208
Adjustment after Installation
209
Area Around Engine
210
Check and Adjustment
210
Dsc48 Hydraulic System
215
1 Hydraulic System
217
Overview
217
Circuit Diagram for Hydraulic System
217
Direction Control Solenoid Valve
217
Variable Relief Valve
217
Power Steering
218
Lifting and Lowering Reaping Unit
218
Turning and Cornering
219
Components of Valve Unit
220
Valve Plate of Hydraulic Block DH
221
Reaping Unit Lifting Solenoid Valve
223
Reaping Unit Lowering Solenoid Valve
223
Steering Clutch Cylinder
224
Check for Normal Operation
225
Checking Solenoid Valve with the Manual Push Button
225
Troubleshooting with Hydraulic System
226
Check and Adjustment
227
Check for Pressure of Low Pressure Relief Valve
227
Check for Pressure of High Pressure Relief Valve
228
Removal and Installation
229
Removal of Valve Unit
229
2 Hst (Hydrostatic Transmission)
230
Overview
230
Sectional View of HST
231
Structure and Function
232
Charge Pump
232
Pump and Motor
232
Variable Swash Plate
232
Charge Relief Valve
233
HST Hose Diagram and Pressure Check
234
Pressure Check
234
HST Troubleshooting List
235
Check and Adjustment
238
Adjustment of Neutral (Stop) Position
238
Check for Relief Valve Pressure
238
Removal of HST
239
Removal Without Detaching Reaping Unit
239
Removal after Detaching Reaping Unit
240
Dsc48 Electrical System
241
1 Checking Instrument Panel
243
Overview
243
Check for Normal Operation
243
Troubleshooting
244
2 Alarm Buzzer, Lamps on Instrument Panel and Automatic Engine Stop Function
245
Overview
245
Alarm Control
246
1 Alarm (Alarm Buzzer and Instrument Panel)
246
Straw Discharge Alarm (Alarm Buzzer, Instrument Panel and AES)
246
2 Alarm (Alarm Buzzer and Instrument Panel)
247
Coolant Temperature Alarm (Alarm Buzzer and Instrument Panel)
247
Grain Alarm (Alarm Buzzer and Instrument Panel)
247
Load Alarm (Alarm Buzzer and Instrument Panel)
248
Reverse Driving Alarm (Alarm Buzzer)
248
Check Lamp (Instrument Panel)
249
Grain Sensor Alarm (Alarm Buzzer, Etc.)
249
Charge Lamp (Instrument Panel)
250
Ignition Switch
250
Oil Lamp (Instrument Panel)
250
Wiring Diagram
251
Checking Normal Operation
252
Troubleshooting
253
Grain Alarm
253
Straw Discharge Alarm
253
1 Alarm and No. 2 Alarm
254
Reverse Alarm
254
Charge Lamp
255
Load Alarm
255
Oil Switch
255
Ignition Switch
256
3 Load Level
257
Control
257
Display on Instrument Panel
257
Wiring Diagram
257
Coolant Temperature Gauge and Fuel Gauge
257
Check for Normal Operation
258
Checking each Level
258
Ignition Switch
258
Troubleshooting
258
4 Feeding Depth Control
259
Overview
259
Control
259
Conditions for Automatic Control Function
259
Grain Sensor and Feeding Depth Control Motor Output
259
Delay of Shallow and Deep Feeding Output
260
Motor Protection
261
Operation of Automatic Feeding Depth Control Lamp
261
Output Stop of Shallow and Deep Feeding Motors
261
Wiring Diagram
262
Checking Normal Operation
263
Troubleshooting
264
Removal of Feeding Depth Control Motor and Limit Switch
265
Feeding Depth Control Motor and Limit Switch
265
Removal of Feeding Depth Control Motor
265
5 Power Steering Function
266
Overview
266
Lifting and Lowering the Reaping Unit
267
Turning and Cornering
268
Wiring Diagram
269
Checking Normal Operation
269
Troubleshooting
270
Ering Reaping Unit
270
Problems Involved with Turning and Cornering
271
6 Self-Diagnosis
272
Overview
272
Control
272
7 Electrical System
273
Checking each Part
273
Checking Automatic Engine Stop Relay
273
Checking Starter
273
Checking Feeding Depth Control Motor
273
Checking Engine Stop Motor
274
Checking Fuel Gauge Unit
274
Flasher Unit Resistance (S)
274
Checking Vehicle Speed (Rotary) Sensor
275
Checking Electronic Pick up Sensor
275
Checking Grain Sensor (Grain Switch)
275
Checking Grain Sensor
276
Checking No. 1 and No. 2 Sensors
276
(Cushion Switch)
276
Checking Shift Lever Switch
276
Checking Ignition Switch
277
Checking Threshing Switch
277
Checking Safety Switch
277
Checking Manual Switch (AFC)
278
Checking Automatic Feeding Depth Control Switch (AFC)
278
Checking Oil Switch
278
Checking Feeding Depth Control Stop Switch
279
Checking Slow Blow Fuse
279
Checking Buzzers (Front and Rear)
279
Checking Lights and Turn Signal Switch
280
Lever Switch 2 (Reaping Unit Up/Down Lever)
280
Lever Switch 1 (Turning Left/Right Le- Ver)
280
8 Components by Malfunction
283
4
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Daedong DSC48 Specifications
General
Brand
Daedong
Model
DSC48
Category
Farm Equipment
Language
English
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