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WA470-5H
Komatsu WA470-5H User Manual
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MAINTENANCE
SERVICE PROCEDURE
4-45
CLEAN ELEMENT IN AIR CONDIT
IONER RECIRCULA
TION FIL
T
ER
0.
1.
Loosen knob (1), remove filter inspection cover (2), then
open filter inspection
cover (3).
2.
Pull out filters
(4) and (5) in
the directio
n of the ar
row
.
3.
Clean with compressed air in the same way as for the fresh
air filter
.
If the filter is extremely dirty
,rinse it in water
.
After rinsin
g the filter
, dry it completely before installing it
again.
238
240
Table of Contents
Default Chapter
6
Safety Information
6
Introduction
8
Intended Use
8
Necessary Information
9
Machine Serial No. Plate and Position
9
Engine Serial No. Plate and Position
9
Rops/Fops-Cab Serial No. Plate
10
Axle Serial No. Plate
10
Transmission Serial No. Plate
10
Seat Operator Serial No. Plate
10
Position of Service Meter
11
Table of Contents
12
Contents
14
Dimensions, Weights and Operating Data
19
Wa470-5H: Dimensions, Weights and Operating Data
19
Ce-Conforming Equipment
20
Ce-Conforming Equipment - Part 1
20
Manufacturer-Supplied Ce-Conforming Equipment, According to Document 421-93-H1900
21
Safety
25
Safety Labels
27
Location of Safety Labels
27
Safety Labels
28
General Precautions
29
Precautions for Operation
37
Before Starting Engine
37
Operation
38
Transportation
45
Battery
46
Towing
48
Precautions for Maintenance
49
Precautions with Tires
56
Operation
58
General View
58
General View of Machine
58
General View of Controls and Gauges
59
Explanation of Components
62
Machine Monitor
62
Types of Warning
63
Central Warning Lamp
63
Character Display Portion
64
Emergency Stop Item
70
Caution Items
73
Inspection and Maintenance Item
76
Pilot Display Portion
80
Meter Display Portion
85
Other Functions of Machine Monitor
87
Switches
92
Control Levers, Pedals
107
Steering Tilt Lock Lever
113
Cap with Lock
114
Method of Opening and Closing Cap with Lock (for the Fuel Tank Filler Port)
114
Method of Opening and Closing Cap with Lock (for the Hydrauric Tank Filler Port)
115
Safety Bar
116
Towing Pin
116
Grease Pump
116
Cab Door Open Lock
117
Cab Window Open Lock Cancel Knob
117
Backup Alarm
117
Fuse
118
Fuse Capacity and Name of Circuit
119
Slow-Blow Fuse
120
Taking off Power
120
Handling Cab Wiper
121
Preventing Damage to Wiper Arm Bracket
121
Dust Indicator
121
Operation
122
Check before Starting Engine, Adjust
122
Walk-Around Check
122
Check before Starting
125
Adjustment
130
Operations and Checks before Starting Engine
135
Starting Engine
137
Automatic Warming-Up Operation
139
Operations and Checks after Starting Engine
140
Breaking in the Machine
140
Normal Operation
140
Stopping Engine
142
Check after Stopping Engine
142
Moving Machine off (Directional, Speed), Stopping
143
Preparations for Moving Machine
143
Changing Gear Speed
146
Changing Direction
147
Stopping Machine
149
Turning
152
Emergency Steering
152
Operation of Work Equipment
154
Work Possible Using Wheel Loader
156
Digging Operations
156
Leveling Operations
160
Pushing Operation
160
Load and Carry Operations
160
Loading Operations
161
Precautions for Operation
163
Permissible Water Depth
163
If Wheel Brake Does Not Work
163
Precautions When Driving up or down Slopes
163
Precautions Regarding Brake Function
164
Adjusting Work Equipment Posture
165
Adjusting Boom Kickout
165
Adjusting Bucket Positioner
167
Bucket Level Indicator
167
Parking Machine
168
Checks after Completion of Operation
170
Locking
170
Handling the Tires
171
Precautions When Handling Tires
171
Tire Pressure
171
Precautions When Load and Carry Method
172
Transportation
173
Transportation Procedure
173
Loading, Unloading Work with Trailers
173
Loading
173
Securing Machine
174
Unloading
174
Lifting Machine
175
Position for Sticking Lifting Position Mark
176
Weight Table
176
Lifting Procedure
177
Cold Weather Operation
178
Precautions for Low Temperature
178
Fuel and Lubricants
178
Coolant
178
Battery
179
Precautions after Completion of Work
179
After Cold Weather
179
Warming-Up Operation for Steering Hydrauric Circuit in Cold Weather
180
Long-Term Storage
181
Before Storage
181
During Storage
181
After Storage
181
Troubleshooting
182
When Machine Runs out of Fuel
182
Towing the Machine
183
When Engine Can be Used
184
When Engine Cannot be Used
184
Releasing Parking Brake
184
Emergency Travel Operation
186
If Battery Is Discharged
187
Removal and Installation of Battery
187
Precautions for Charging Battery
188
Staring Engine with Booster Cable
188
Other Trouble
190
Electrical System
190
Chassis
191
Engine
193
Maintenance
196
Guides to Maintenance
196
Outlines of Service
198
Outline of Oil, Fuel, Coolant
198
Oil
198
Fuel
198
Coolant
198
Grease
199
CARRYING out KOWA (Komatsu Oil Wear Analysis)
199
Storing Oil and Fuel
200
Filters
200
Outline of Electric System
200
Wear Parts List
201
The Parts in Parentheses Are to be Replaced at the same Time
201
Lubricants and Operating Means
202
Lubrication Chart
202
Lubricants, Fuels and Filling Capacities
203
Standard Tightening Torques for Bolts and Nuts
207
Torque List
207
Periodic Replacement of Safety Critical Parts
208
Maintenance Schedule Chart
209
Maintenance Schedule Chart
211
Service Procedure
211
Initial 250 Hours Service
211
Initial 250 Hours Service(Only after the First 250 Hours)
211
Replace Hydraulic Filter Element
211
When Required
212
Check, Clean, or Replace Air Cleaner Element
212
Clean Inside of Cooling System
215
Check Transmission Oil Level, Add Oil
218
Check Axle Oil Level, Add Oil
219
Check Axle Case Breather
220
Clean Condenser of Air Condenser
220
Check Window Washing Fluid Level, Add Fluid
221
Clean Radiator Fins and Cooler Fins
222
Check Electrical Intake Air Heater
225
Replace Bolt on Cutting Edge
225
Replace Bucket Teeth
226
Check Air Conditioner
227
Replace Slow Blow Fuse
228
Selection and Inspection of Tires
229
Check before Starting
231
Every 50 Hours Service
232
Drain Water, Sediment from Fuel Tank
232
Every 100 Hours Service
233
Check Oil Level in Hydraulic Tank, Add Oil
233
Clean Element in Air Conditioner Fresh Air Filter
234
Every 250 Hours Service
235
Check Engine Electrolyte Level
235
Check Parking Brake
236
Check Alternator Belt Tension, Adjust
237
Check Air Conditioner Compressor Belt Tension, Adjust
238
Check for Loose Wheel hab Nuts, Tighten
238
Clean Element in Air Conditioner Recirculation Filter
239
Every 500 Hours Service
240
Change Oil in Engine Oil Pan, Replace Engine Oil Filter Cartridge
240
Replace Fuel Filter Cartridge
241
Clean Fuel Strainer
243
Every 1000 Hours Service
244
Change Oil in Transmission Case and Transmission Oil Filter Cartridge, Clean Strainer
244
Clean Transmission Case Breather
245
Check Tigtening Parts of Turbocharger
245
Check Play of Turbocharger Rotor
245
Replace Corrosion Resistor Cartridge
245
Every 2000 Hours Service
246
Change Oil in Hydraulic Tank, Replace Hydraulic Filter Element
246
Replace Hydraulic Tank Breather Element
248
Change Axle Oil
249
Change Axle Oil(*)
249
Replace Element in Air Conditioner Recirculation Air Filter, Fresh Air Filter
249
Clean Ppc Circuit Strainer
250
Clean Engine Breather Element
250
Chek Alternator, Starting Motor
250
Check Engine Valve Clearance, Adjust
250
Clean and Check Turbocharger
250
Check Injector
251
Check Accumulator Gas Pressure
251
Check Vibration Damper
251
Check Brake Disc Wear
252
Every 4000 Hours Service
253
Lubricating
253
Check Water Pump
253
Check Air Conditioner Compressor, Adjust
254
Check Injector Nozzle Tip
254
Checking for Looseness of High-Pressure Clamp, Hardening of Rubber
254
Checking for Missing Fuel Spray Prevention Cap, Hardening of Rubber
255
Every 8000 Hours Service
256
Replace High-Pressure Piping Clamp
256
Replace Fuel Spray Prevention Cap
256
Check Injector Nozzle Tip, Replace if Necessary
256
Technical Data
257
Noise Emission Levels
260
Vibration Level
260
Attachments, Options
263
Handling Load Meter
264
General Locations
264
Machine Monitor with Load Meter
264
Switches
265
Load Meter Functions
266
Handling Load Meter Display
269
Setting Addition Mode
269
Setting Remain Mode
271
Total Load Data Display
274
Stopping Calculation
276
Carrying out Calibration (Adjusting 0 Point) When Empty
277
Carrying out Calibration (Adjusting 0 Point) When Loaded
279
Subtraction Function
282
Method of Setting Time on Clock
284
Printer Output
286
Printout Mode
286
Method of Selecting Printout Mode
287
Handling Torque Converter Lock-Up
289
General Locations
289
Method of Operation
290
Warning/Limit Functions for Travel Speed
291
Air Conditioner
292
General Locations and Function of Control Panel
292
Method of Operation
295
Precautions When Using
296
Handling Automatic Air-Conditioner
297
General Locations and Functions of Control Panel
297
Method of Operation
301
Precautions When Using
303
Inspection and Maintenance
303
Central Lubrication
304
Operation
304
Display and Control Unit
305
Led-Display
305
Pushbuttons
305
Changing the Lubrication Interval Times
306
Handling Joystick Steering System
307
Explanation of Components
307
Shift Up, Shift down Switches
307
Fnr Switch
308
Joystick Steering Lever
308
Joystick On/Off Switch
308
Hi/Low Selector Switch
308
Horn Switch
309
Console Lock Lever
309
Height Adjustment Lock Lever
309
Angle, Fore/Aft Adjustment Lock Lever
309
Structure and Function of Joystick Steering
309
Getting in or out of Operator's Cab
311
Adjustment of Joystick Console
311
Operation Method of Joystick Steering System
312
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Komatsu WA470-5H Specifications
General
Brand
Komatsu
Model
WA470-5H
Category
Lifting Systems
Language
English
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