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D155AX-5
Komatsu Utility D155AX-5 User Manual
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D155AX
-5
SERIAL NUMBER
D155AX - 76243
and up
BULLDOZER
Unsafe use of th
is machine may cause serio
us injury or
death. Operators and maintenanc
e personnel must read
this manual before operating or maintaining th
is
machine. This manual shou
ld be kept inside the cab f
or
reference and periodically reviewed by all personnel who
will come into contact with the ma
chine.
Operation &
Maintenance Manual
EEAM023402
WARNING
2
Table of Contents
Foreword
18
Foreword
6
Safety Information
6
Noise Emission Levels
8
Vibration Levels
8
Guide to Reduce Vibration Levels on Machine
9
Introduction
10
Breaking in the Machine
11
Necessary Information
12
Product Identification Number (Pin), Machine Serial No. Plate
12
Engine Serial No. Plate and Position (1)
12
Engine Serial No. Plate and Position (2)
13
Blade Serial No. Plate Position
13
Ripper Serial No. Plate Position
14
Rops, Fops No. Plate Position
14
Position of Service Meter
14
Table of Contents
18
Safety
25
Safety Labels
28
Positions of Safety Pictograms
28
Safety Labels
29
General Precautions
35
Precautions for Operation
44
Before Starting Engine
44
Operation
46
Transportation
50
Battery
51
Towing
53
Precautions for Maintenance
54
General View of Machine
62
General View of Controls and Gauges
63
Explanation of Components
65
Front Panel
65
Check Monitor Group
67
Caution Monitor Group
69
Emergency Caution Items
71
Meter Group
74
Switches
78
Lamps
81
METHOD of USING DISPLAY PANEL B (Multi-Information)
83
Switches
92
Control Levers, Pedals
97
Dust Indicator
104
Power Source
104
Fuse Box
105
Circuit Breaker
107
Circuit Breaker for Main Power Supply
107
Fuse Capacity and Name of Circuit
108
Door Pocket
109
Ashtray
109
Car Radio, Handling
110
Explanation of Components
110
Method of Use
112
Precautions When Using
114
Car Stereo, Handling
115
Explanation of Components
115
Method of Operation
118
Precaution When Using
120
Air Conditioner
121
General Locations and Function of Control Panel
121
Method of Operation
123
Precautions When Using
124
Set so that Cold Air Does Not Directly Blow Onto the Glass Surface
124
Checks During Off-Season
124
Procedure for Replacing Receiver
125
Check Compressor Belt Tension and Refrigerant (Gas) Level
125
Cleaning Air Filter
125
Skillful Use of Air-Conditioner
126
Heater, Handling
127
Method of Operation
127
Cleaning Air Filter
127
Accumulator, Handling
128
Accumulator
128
Operation
129
Check before Starting Engine, Adjust
129
Walk-Around Check
129
Check before Starting
131
Adjustment
142
Operations and Checks before Starting Engine
146
Starting Engine
148
Normal Starting
148
Starting in Cold Weather
150
Operations and Checks after Starting Engine
153
Warming up Operations
153
In Cold Areas
154
Stopping Engine
155
Moving Machine
156
Stopping Machine
158
Shifting Gear
159
Shifting between Forward and Reverse
162
Steering Machine
164
Normal Turning
164
Turning While Descending a Slope
165
Precautions for Operation
166
Pay Attention to Gauges
166
Permissible Water Depth
166
Precautions When Traveling up or down Hills
166
Precautions on Slope
167
Method of Using Brakes
167
Prohibited to Keep the Door Open During Operations
167
Is Prohibited to Modify the Cab Glass in any Way that will Obstruct the View
167
Precautions for Blind Spots Caused by Cab Stay and Rops Stay
168
Parking Machine
168
Check after Stopping Engine
169
Check after Finishing Work
170
Locking
170
Ripper Operation
171
Effective Method of Use
171
Digging up Boulders or Rockbed
171
Operating on Slopes
172
Method of Operating Pin Puller
172
Operating Method for Ripping Operations
173
Basic Operating Method
173
Ripping by Cliffs
174
Ripping by Slope Faces
174
Digging up Boulders
175
Precautions When Ripping
176
Work Possible Using Bulldozer
178
Dozing
178
Smoothing
178
Cutting into Hard or Frozen Ground or Ditching
179
Felling Trees, Removing Stumps
179
Pusher Operations
179
Adjusting Posture of Work Equipment
180
Method of Angling Blade
180
Adjusting Tilt Amount
182
Adjusting Ripper
184
Adjust Angle of Blade Edge
185
Tips for Longer Undercarriage Life
186
Operation Method
186
Inspection and Adjusting
187
Inspection and Repair
188
Transportation
190
Loading, Unloading Work
190
Precautions for Loading
190
Method of Lifting Machine
191
Precautions for Transportation
192
Traveling on Roads
192
Removal of Cab
193
Cold Weather Operation
195
Precautions for Low Temperature
195
Fuel and Lubricants
195
Coolant
195
Battery
196
After Completion of Work
196
After Cold Weather
197
Long-Term Storage
198
Before Storage
198
During Storage
198
After Storage
198
Troubleshooting
199
After Running out of Fuel
199
Procedure for Bleeding Air
199
Method of Towing Machine
201
If Battery Is Discharged
202
Removal and Installation of Battery
202
Precautions When Charging Battery
203
Starting Engine with Booster Cable
203
Other Trouble
206
Electrical System
206
Monitor Panel
207
Chassis
208
Engine
209
Maintenance
211
Guides to Maintenance
212
Outlines of Service
215
Handling Oil, Fuel, Coolant, and Performing Oil Clinic
215
Oil
215
Fuel
216
Coolant and Water for Dilution
216
Grease
216
CARRYING out KOWA (Komatsu Oil Wear Analysis)
217
Storing Oil and Fuel
218
Filters
218
Outline of Electric System
218
Handling Hydraulic Related Equipment
219
Wear Parts List
220
Recommended Fuel, Coolant, and Lubricant
222
Use of Fuel, Coolant and Lubricants According to Ambient Temperature
223
Recommended Brands, Recommended Quality for Products Other than Komatsu Genuine Oil
224
Standard Tightening Torques for Bolts and Nuts
225
Torque List
225
Periodic Replacement of Safety Critical Parts
226
Safety Critical Parts
226
Maintenance Schedule Chart
228
Initial 250 Hours Service (Only after the First 250 Hours)
228
When Required
228
Every 500 Hours Service 4
229
Default Chapter
255
Check before Starting
255
Every 250 Hours Service
256
Every 500 Hours Service
265
Cartridge)
265
Replace Power Train Oil Filter Element
274
Wash Power Train Case Breather
275
Lubricate Universal Joint
276
Check Tightening Parts of Turbocharger
277
Check, Clean Fuel Strainer
277
Replace Charge Filter Element
278
Check for Loose Rops Mount Bolts
278
Cartridge)
279
Every 2000 Hours Service
281
Change Oil in Hydraulic Tank, Replace Hydrauric Oil Filter Element
281
Clean Engine Breather Element
282
Check Alternator, Starting Motor
282
Change Oil in Damper Case, Clean Damper Breather
283
Check Pivot Bearing Oil Level, Add Oil
284
Every 4000 Hours Service
285
Check Play of Turbocharger Rotor
285
Clean, Check Turbocharger
285
Check Engine Valve Clearance, Adjust
285
Check Water Pump
285
Check Vibration Damper
285
Check Injector
285
Checking for Looseness of High-Pressure Clamp, Hardening of Rubber
286
Checking for Missing Fuel Spray Prevention Cap, Hardening of Rubber
287
Every 8000 Hours Service
288
Replace Injector Nozzle Tip
288
Replace High-Pressure Piping Clamp
288
Replace Fuel Splay Prevention Cap
288
4
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Komatsu Utility D155AX-5 Specifications
General
Brand
Komatsu Utility
Model
D155AX-5
Category
Industrial Equipment
Language
English
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