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PC45MR-3
Komatsu PC45MR-3 User Manual
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MAINTENANCE
MAINTENANCE PROCEDURE
CHECK ENGINE VALVE CLEARANCE, ADJUST
Special
tools
are
needed
for
inspection
and
maintenance,
so
contact
your
Komatsu
distributor.
4 - 62
232
234
Table of Contents
Your Machine Serial Numbers and Distributor
10
Foreword
3
Safety Information
4
Introduction
6
Directions of Machine
6
Protective Structure
6
Product Information
7
Product Identification Number (Pin)/Machine Serial No. Plate
7
Engine Serial Number Plate and Its Location
7
Epa Nameplate
8
Service Meter Location
8
Your Machine Serial Numbers and Distributor
9
Table of Contents
10
Safety
15
Safety Labels
17
Location of Safety Labels
17
Safety Labels
18
General Precautions
24
Safety Rules
24
If Problems Are Found
24
Working Wear and Personal Protective Items
24
Fire Extinguisher and First Aid Kit
24
Safety Equipment
25
Keep Machine Clean
25
Keep Operator's Compartment Clean
25
Leaving Operator's Seat with Lock
25
Handrails and Steps
26
Mounting and Dismounting
26
No Persons on Attachments
26
Do Not Get Caught in Articulated Portion
26
Burn Prevention
27
Fire Prevention and Explosion Prevention
27
Action if Fire Occurs
28
Windshield Washer Fluid
28
Cautions Related to ROPS (Rollover Protection System)
28
Attachment Installation
30
Attachment Combinations
30
Cab Window Glasses
30
Unauthorized Modifications
30
Safety at Jobsite
30
Working on Loose Ground
30
Distance to High Voltage Cables
31
Ensure Good Visibility
31
Ventilation for Enclosed Area
31
Signalman's Signal and Signs
32
Emergency Exit from Operator's Cab
32
Asbestos Dust Hazard Prevention
32
Safety Machine Operation
33
Starting Engine
33
Checks before Starting Engine
33
Safety Rules for Starting Engine
35
Starting Engine in Cold Weather
35
Operation
36
Checks before Operation
36
Safety Rules for Changing Machine Directions
36
Safety Rules for Traveling
37
Traveling on Slopes
38
Operations on Slopes
39
Prohibited Operations
39
Operations on Snow
41
Parking Machine
41
Transportation
42
Loading and Unloading
42
Shipping the Machine
42
Battery
43
Battery Hazard Prevention
43
Starting Engine with Booster Cables
44
Towing
45
Safety Rules for Towing
45
Lifting Objects with Bucket
46
Safety Rules for Lifting Objects
46
Operation
47
Warning Tag
47
Keep Work Place Clean and Tidy
47
Appoint Leader When Working with Others
47
Stop Engine before Carrying out Maintenance
48
Cautions for Opening (Tilting) Floor
49
Two Workers for Maintenance When Engine Is Running
50
Proper Tools
50
Accumulator, Gas Spring
51
Personnel
51
Attachments
51
Work under the Machine
51
Noise
51
When Using Hammer
52
Welding Works
52
Removing Battery Terminals
52
Safety First When Using High-Pressure Grease to Adjust Track Tension
52
Do Not Disassemble Recoil Springs
52
Safety Rules for High-Pressure Oil
53
Safety Handling High-Pressure Hoses
53
Waste Materials
53
Air Conditioner Maintenance
53
Compressed Air
54
Periodic Replacement of Safety Critical Parts
54
Machine View Illustrations
57
Overall Machine View
57
Controls and Gauges
58
Detailed Controls and Gauges
59
Monitoring System
59
Switches
65
Control Levers and Pedals
69
Windshield
75
Sliding Door
78
Sliding Window
78
Emergency Escape Hammer
79
Cover with Lock
80
Engine Rear Cover
82
Cooling Cover
82
Mud Cover
83
Method of Opening (Tilting) Floor
84
Auxiliary Electric Power
90
Fuse
90
Block Fuse
91
Operation Manual Storage
92
Tool Box
92
Ashtray
92
Handling Machines Equipped with Komtrax
93
Safety Maintenance Information
47
Machine Operations and Controls
94
Before Starting Engine
94
Starting Engine
112
After Starting Engine
116
Stopping the Engine
119
Machine Operation
120
Steering the Machine
125
Swinging
127
Work Equipment Controls and Operations
128
Prohibited Operations
130
General Operation Information
132
Traveling on Slopes
134
Escape from Mud
136
Work Possible Using Compact Hydraulic Excavator
137
Bucket Replacement
139
Parking Machine
140
Machine Inspection after Daily Work
141
Locking
142
Rubber Shoes (Machine with Rubber Shoes Only)
143
Transportation
148
Transportation Procedure
148
Loading and Unloading with Trailer
149
Lifting Machine
155
Cold Weather Operation
158
Cold Weather Operation Information
158
Cab Heater in Cold Weather
159
After Daily Work Completion
160
After Cold Weather Season
160
Long Term Storage
161
Before Storage
161
During Storage
161
After Storage
161
Troubles and Actions
163
Running out of Fuel
163
Phenomena that Are Not Failures
163
Towing the Machine
164
Severe Job Condition
164
Discharged Battery
165
Other Trouble
169
Maintenance
173
Maintenance Information
173
Outline of Service
175
Handling Oil, Fuel, Coolant, and Performing Oil Clinic
175
Electric System Maintenance
179
Handling Hydraulic System
179
Wear Parts
180
Wear Parts List
180
Recommended Fuel, Coolant, and Lubricant
181
Tightening Torque Specifications
184
Tightening Torque List
184
Safety Critical Parts List
185
Maintenance Schedule
186
Maintenance Interval for Hydraulic Breaker
188
Check, Clean and Replace Air Cleaner Element
189
Maintenance Procedure
189
When Required
189
Clean Inside of Cooling System
195
Check Level of Battery Electrolyte
198
Clean Water Separator Element
200
Drain Water and Sediment from Fuel Tank
201
Check and Tighten Track Shoe Bolts
202
Check and Adjust Track Tension
203
Check Rubber Shoes
205
Check and Adjust Rubber Shoe Tension
207
Replace Rubber Shoes
209
Replace Bucket Teeth
212
Check Window Washer Fluid Level, Add Fluid
215
Check, Clean and Lubricate Cab Slide Door Rail and Roller
216
Lubricating
217
Bleeding Air from Hydraulic System
218
Check Swing Pinion Grease Level, Add Grease
220
Check before Starting
221
Explanation of Symbols for Lubrication Standard Table
221
Checks before Starting
221
Every 100 Hours Maintenance
222
Lubricating
222
Every 500 Hours Maintenance
223
Lubricating
223
Change Oil in Engine Oil Pan, Replace Engine Oil Filter Cartridge
226
Replace Fuel Filter Cartridge
227
Check Oil Level in Final Drive Case, Add Oil
228
Clean,Check Radiator Fins,Oil Cooler Fins,Fuel Cooler Fins
229
Check and Adjust Cooling Fan Belt Tension
230
Every 1000 Hours Maintenance
231
Change Oil in Final Drive Case
231
Replace Hydraulic Oil Filter Element
232
Check Engine Valve Clearance, Adjust
233
Every 1500 Hours Maintenance
234
Check and Clean Fuel Injection System
234
Check Crankcase Breather
234
Every 2000 Hours Maintenance
235
Change Oil in Hydraulic Tank, Clean Strainer
235
Check Alternator, Starting Motor
237
Specifications
243
Attachments and Options
247
Attachments and Options - General Information
247
Safety First
247
Attachment Installation
248
Bucket with Hook
249
Hook Condition
249
Prohibited Operations
249
Air Conditioner
250
Control Panel and Components
250
Air Conditioner Controls
251
Phenomena that Are Not Failures
252
Air Conditioner Maintenance
253
Windshield Washer
258
Windshield Washer Operation
258
Check Window Washer Fluid Level, Add Fluid
258
Machine Ready for Attachment
259
Locations
259
Hydraulic Circuit
265
Attachment Operations
267
Long Term Storage
272
Specifications
272
Other Trouble
273
Changing Machine Control Pattern (if Pattern Change Valve Equipped)
275
Control Pattern Change Procedure
275
Machine Control Patterns
276
Attachment Guide
277
Attachment Combinations
277
Recommended Attachment Operations
278
Hydraulic Breaker
278
Index
284
4
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Komatsu PC45MR-3 Specifications
General
Operating Weight
4, 500 kg
Swing Speed
10.5 rpm
Travel Speed
4.5 km/h
Bucket Capacity
0.15 - 0.21 m³
Height
2, 550 mm
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