Komatsu ecot3 PC450-8 Manuals

Manuals and User Guides for Komatsu ecot3 PC450-8. We have 1 Komatsu ecot3 PC450-8 manual available for free PDF download: Operation & Maintenance Manual

Komatsu ecot3 PC450-8 Operation & Maintenance Manual (391 pages)

HYDRAULIC EXCAVATOR

Brand: Komatsu | Category: Excavators | Size: 10 MB

Before Reading this Manual
3
Safety Information
4
Introduction
5
Use of Machine
5
Directions of Machine
5
Visibility from Operator's Seat
6
Product Information
8
Product Identification Number (Pin)/Machine Serial No. Plate
8
Epa Regulations, Engine Number Plate
8
Service Meter Location
9
Table of Contents
10
Safety
15
Safety Labels
18
Location of Safety Labels
18
Safety Labels
19
General Precautions Common to Operation and Maintenance
25
Precautions before Starting Operation
25
Preparations for Safe Operation
25
Ensuring Safe Operation
25
Understanding the Machine
25
Precautions Regarding Safety-Related Equipment
25
Inspecting Machine
25
Wear Well-Fitting Clothes and Protective Equipment
25
Keep Machine Clean
26
Precautions Inside Operator's Compartment
26
Provide Fire Extinguisher and First Aid Kit
26
If any Problem Is Found
26
Fire Prevention
27
Action if Fire Occurs
27
Precautions to Prevent Fire
27
Precautions When Getting on or off Machine
28
Use Handrails and Steps When Getting on or off Machine
28
No Jumping on or off Machine
29
No People on Attachments
29
Precautions When Standing up from Operator's Seat
29
Precautions When Leaving Machine
29
Emergency Exit from Operator's Cab
29
Do Not Get Caught in Work Equipment
30
Precautions Related to Protective Structures
30
Protection against Falling, Flying, Intruding Objects
30
Unauthorized Modification
31
Precautions Related to Attachments and Options
31
Precautions Related to Cab Glass
31
Precautions When Running Engine Inside Building
31
Precautions for Operation
32
Precautions for Jobsite
32
Investigate and Confirm Jobsite Conditions
32
Working on Loose Ground
32
Do Not Go Close to High-Voltage Cables
33
Ensure Good Visibility
33
Checking Signs and Signalman's Signals
33
Starting Engine
34
Beware of Asbestos Dust
34
Use Warning Tags
34
Inspection and Maintenance before Starting Engine
35
Precautions When Starting Engine
35
Precautions in Cold Areas
35
Operation
36
Starting with Booster Cables
36
Checks before Operation
36
Precautions When Traveling in Forward or Reverse and Swinging
37
Precautions When Traveling
38
Traveling on Slopes
39
Operating on Slopes
40
Prohibited Operations
40
Traveling on Snow-Covered or Frozen Surfaces
42
Parking Machine
43
Transportation
44
Loading and Unloading
44
Towing
45
Precautions When Towing
45
Lifting Objects with Bucket
46
Precautions for Lifting Operations
46
Precautions for Maintenance
47
Precautions before Starting Inspection and Maintenance
47
Display Warning Tag During Inspection and Maintenance
47
Keep Workplace Clean and Tidy
47
Select Suitable Place for Inspection and Maintenance
47
Only Authorized Personnel
47
Appoint Leader When Working with Others
47
Stop Engine before Carrying out Inspection and Maintenance
48
Two Workers for Maintenance When Engine Is Running
49
Installing, Removing, or Storing Attachments
49
Precautions When Working at High Places
49
Precautions When Working under Machine or Work Equipment
50
Proper Tools
50
Precautions for Inspection and Maintenance
51
Precautions When Welding
51
Handling Battery
51
Precautions When Using Hammer
52
Precautions with High-Temperature Coolant
52
Precautions with High-Temperature Oil
52
Precautions with High-Pressure Oil
53
Precautions with High-Pressure Fuel
53
Handling High-Pressure Hoses and Piping
53
Precautions for High Voltage
54
Noise
54
Precautions with High-Pressure Grease When Adjusting Track Tension
54
Do Not Disassemble Recoil Spring
55
Handling Accumulator and Gas Spring
55
Precautions with Compressed Air
55
Maintenance of Air Conditioner
55
Disposing of Waste Materials
56
Method of Selecting Window Washer Fluid
56
Periodic Replacement of Safety Critical Parts
56
Machine View Illustrations
59
Overall Machine View
59
Controls and Gauges
60
Detailed Controls and Gauges
62
Monitoring System
62
Switches
127
Control Levers and Pedals
132
Sun Roof
135
Windshield
135
Emergency Escape Hammer
141
Door Lock
141
Cap with Lock
142
Drink Box
144
Magazine Box
144
Ashtray
144
Air Conditioner Controls
145
Radio
158
Auxiliary Electric Power
163
Fuse
164
Fusible Link
165
Controller
165
Tool Box
166
Grease Pump Holder
166
Fire Extinguisher
166
Machine Operations and Controls
167
Before Starting Engine
167
Starting Engine
186
After Starting Engine
189
Stopping the Engine
200
Machine Operation
201
Steering the Machine
205
Swinging
207
Work Equipment Controls and Operations
208
Working Mode
210
Prohibited Operations
212
General Operation Information
217
Traveling on Slopes
219
Escape from Mud
221
Recommended Applications
222
Bucket Replacement and Inversion
224
Parking Machine
228
Machine Inspection after Daily Work
229
Locking
230
Transportation
231
Transportation Procedure
231
Loading and Unloading with Trailer
232
Lifting Machine
241
Transportation Posture
243
Procedure for Increasing or Reducing Track Frame Gauge
246
Cold Weather Operation
248
Cold Weather Operation Information
248
After Daily Work Completion
250
After Cold Weather Season
250
Long Term Storage
251
Before Storage
251
During Storage
251
After Storage
252
Starting Machine after Long-Term Storage
252
Troubles and Actions
253
Running out of Fuel
253
Phenomena that Are Not Failures
254
Towing the Machine
255
Lightweight Towing Hole
256
Severe Job Condition
256
Discharged Battery
257
Other Trouble
261
Hours Service
262
Maintenance
269
Maintenance Information
269
Outline of Service
271
Handling Oil, Fuel, Coolant, and Performing Oil Clinic
271
Coolant and Water for Dilution
272
CARRYING out KOWA (Komatsu Oil Wear Analysis)
273
Oil Sampling
274
Storing Oil and Fuel
274
Electric System Maintenance
274
Wear Parts
275
Wear Parts List
275
Recommended Fuel, Coolant, and Lubricant
276
Recommended Brands, Recommended Quality for Products Other than Komatsu Genuine Oil
278
Tightening Torque Specifications
279
Tightening Torque List
279
Safety Critical Parts
280
Safety Critical Parts List
281
Maintenance Schedule
282
Maintenance Schedule Chart
282
Maintenance Interval for Hydraulic Breaker
284
Maintenance Procedure
285
Initial 1000 Hours Maintenance (Only after the First 1000 Hours)
285
Check Engine Valve Clearance, Adjust
285
When Required
286
Check, Clean and Replace Air Cleaner Element
286
Clean Inside of Cooling System
292
Check and Tighten Track Shoe Bolts
296
Check and Adjust Track Tension
297
Replace Bucket Teeth (Vertical Pin Type)
299
Replace Bucket Teeth (Horizontal Pin Type)
302
Replace Bucked Side Cutter Shroud
304
Adjust Bucket Crearance
305
Check Window Washer Fluid Level, Add Fluid
306
Check and Maintenance Air Conditioner
307
Wash Washable Floor
308
Washing Washable Floor
308
Check Gas Spring
311
Bleeding Air from Hydraulic System
312
Check before Starting
314
Checks before Starting
314
Every 50 Hours Maintenance
315
Lubricating
315
Every 250 Hours Maintenance
316
Lubricate Swing Circle
316
Check Level of Battery Electrolyte
317
Check Fan Belt, Alternator Belt Tension, Adjust
319
Check Air Conditioner Compressor Belt Tension, Adjust
320
Every 500 Hours Maintenance
321
Lubricating
321
Replace Fuel Pre-Filter Cartridge
323
Check Swing Pinion Grease Level, Add Grease
325
Check Oil Level in Swing Machinery Case, Add Oil
326
Check Oil Level in Final Drive Case, Add Oil
327
Change Oil in Engine Oil Pan, Replace Engine Oil Filter Cartridge
328
Condenser Fins
330
Clean Air Conditioner Fresh/Recirc Filters
332
Replace Breather Element in Hydraulic Tank
333
Every 1000 Hours Maintenance
334
Replace Fuel Main Filter Cartridge
334
Replace Hydraulic Oil Filter Element
337
Change Oil in Swing Machinery Case
338
Check Oil Level in Damper Case, Add Oil
339
Check All Tightening Points of Engine Exhaust Pipe Clamps
339
Replace Hydraulic Tank Additional Breather Element
340
Check Nitrogen Gas Charge Pressure in Accumulator (for Breaker)
340
Replace Corrosion Resistor Cartridge
341
Every 2000 Hours Maintenance
342
Change Oil in Final Drive Case
342
Clean Hydraulic Tank Strainer
343
Checking Charge Pressure of Nitrogen Gas in Accumulator (for Control Circuit)
344
Check Alternator
348
Check Engine Valve Clearance, Adjust
348
Check Vibration Damper
348
Every 4000 Hours Maintenance
349
Check Water Pump
349
Check Starting Motor
349
Replace Accumulator (for Control Circuit)
349
Check for Looseness of High-Pressure Piping Clamp, Hardening of Rubber
350
Check for Missing Fuel Spray Prevention Cap, Hardening of Rubber
350
Every 5000 Hours Maintenance
351
Change Oil in Hydraulic Tank
351
Every 8000 Hours Maintenance
353
Replace High-Pressure Piping Clamp
353
Replace Fuel Spray Prevention Cap
353
Specifications
355
Attachments and Options
359
General Precautions for Safety
359
Precautions When Selecting
359
Read the Instruction Manual Thoroughly
359
Precautions When Removing or Installing
359
Precautions When Using
359
Bucket with Hook
360
Hook Condition
360
Prohibited Operations
360
Machine Ready for Attachment
361
Locations
361
Hydraulic Circuit
365
Attachment Removal and Installation
370
Attachment Operations
374
Long Term Storage
375
Specifications
375
Handling the Electric Priming Pump
376
Bleeding Air from Fuel Circuit
376
Attachment Guide
379
Attachment Combinations
379
Track Shoes Selection
381
Recommended Attachment Operations
382
Hydraulic Breaker
382
Handling Machines Equipped with Komtrax
386
Basic Precautions
386
Index
388

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