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D61EX-24
Komatsu D61EX-24 User Manual
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SPECIFICA
TIONS: D61EX-24
Power angle power tilt dozer (Machine with ripper)
Item
Unit
D61EX-24
Machine weight
 kg { lb} 
20140 {44409}
Ripper unit weight
 kg { lb} 
1780 {3925}
A
Overall length
 mm {ft in}
6765 {22' 2"}
Number of shanks
-
3
A
TT
ACHMENTS AND OPTIONS
HANDLE HYDRAULIC RIPPER
6-9
409
411
Table of Contents
Table of Contents
10
Safety Information
4
Introduction
5
Main Use of Machine
5
Directions of Machine
5
Visibility from Operator's Seat
6
Engine Technology to Conform Exhaust Gas Emission
7
Product Information
8
Location of Product Identification Number (Pin)/Machine Serial No. Plate
8
Location of Engine Number Plate
8
Service Meter Location
9
Table of Contents
10
Safety
14
Safety Labels
15
Location of Safety Labels
16
Contents of Safety Labels
17
General Precautions Common to Operation and Maintenance
22
Precautions before Starting Operation
22
Preparations for Safe Operation
22
Precautions to Prevent Fire
24
Precautions When Getting on or off Machine
26
Do Not Get Caught in Work Equipment
27
Precautions Related to Protective Structures
28
Unauthorized Modification
28
Precautions Related to Attachments and Options
28
Precautions When Running Engine Inside Building
28
Precautions for Operation
29
Precautions for Jobsite
29
Start Engine
32
Precautions for Operation
34
Precautions for Transportation
38
Towing and Being Towed
39
Precautions for Maintenance
40
Precautions before Starting Inspection and Maintenance
40
Precautions for Check and Maintenance
44
Precautions for Def
50
General Character and Precautions for Handling
50
Precautions for Adding
50
Precautions for Storing
50
Precautions for Fire Hazard and Leakage
50
Other Precautions
50
Operation
52
General View
53
Machine Equipment Name
53
Controls and Gauges Names
54
Explanation of Components
56
Explanation of Machine Monitor Equipment
56
Switches
145
Control Levers and Pedals
151
Other Equipment
158
Machine Operations and Controls
202
Checks and Adjustment before Starting Engine
202
Method for Starting Engine
239
Method for Operations and Checks after Starting Engine
244
Method for Stopping Engine
248
Method for Starting Machine (Travel Forward and Reverse) and Stopping Machine
250
Shift Gears
254
Method for Switching between Forward and Reverse
258
Method for Steering Machine
259
Recommended Working Modes for Works
263
Precautions for Operation
266
Precautions When Operating on Slope
267
Do Not Open Door While Operating Machine
267
Do Not Modify Cab Glass in any Way that will Obstruct the View
267
Precautions for Floating Operation
267
Precautions for Blind Spots Caused by Cab and Rops Structures
268
Recommended Applications
268
Method for Adjusting Work Equipment
270
Tips for Longer Undercarriage Life
272
Method for Parking Machine
274
Method for Checking after Finishing Work
275
Lock
276
Handle Air Conditioner
281
Explanation of Air Conditioner Equipment
281
Method for Operating to Prevent Dust from Entering into Cab
282
Method for Checking During off Season
282
Method for Replacing Receiver
283
Handle Radio
284
Explanation of Radio Equipment
284
Method for Controlling Radio
287
Antenna
289
Transportation
290
Travel on Road
290
Precautions for Transporting Machine
290
Transportation Procedure
290
Remove Cab
290
Method for Removing Work Equipment
290
Loading and Unloading with Trailer
291
Method for Lifting Machine
294
Cold Weather Operation
296
Cold Weather Operation Information
296
Precautions after Daily Work Completion
298
After Cold Weather Season
298
Precautions for Long-Term Storage
299
Preparation for Long-Term Storage
299
Maintenance During Long-Term Storage
299
Starting Machine after Long-Term Storage
300
Troubles and Actions
301
Precautions for Towing Machine
301
Precautions for Discharged Battery
302
Other Trouble
307
Maintenance
314
Precautions for Maintenance
315
Check Service Meter Reading
315
Komatsu Genuine Replacement Parts
315
Komatsu Genuine Lubricants
315
Always Use Clean Washer Fluid
315
Fresh and Clean Lubricants
315
Check Drained Oil and Used Filter
315
Precautions for Refilling Oil or Fuel
315
Precautions for Adding Def
315
Precautions for Welding
315
Precautions for Scr Assembly
316
Dusty Jobsites
316
Avoid Mixing Oil
316
Precautions for Opening and Closing Radiator Grille
316
Lock Inspection Covers
316
Bleed Air from Hydraulic Circuit
316
Precautions When Installing Hydraulic Hoses
316
Checks after Inspection and Maintenance
317
Fuel and Lubricants to Match the Ambient Temperature
317
Outline of Maintenance
318
Handle Oil, Fuel, Coolant, and Performing Oil Clinic
318
Handle Electrical Components
323
Handle Hydraulic Components
323
Standard Tightening Torque for Bolts and Nuts
324
Maintenance Schedule
326
Maintenance Schedule Table
326
Maintenance Interval When Diesel Fuel Mixed with Bio-Fuel Is Used
327
Maintenance Procedure
328
When Required
328
Method for Checking, Cleaning and Replacing Air Cleaner
328
Method for Cleaning Inside of Cooling System
333
Method for Checking and Cleaning Radiator Front
336
Method for Cleaning Inside Machine
336
Method for Checking and Adjusting Track Tension
337
Method for Checking Looseness and Tightening Track Shoe Bolts
339
Method for Checking and Adjusting Idler Clearance
340
Method for Checking Idler Oil Level
340
Method for Inverting and Replacing Cutting Edge and End Bit
341
Clean and Check Radiator Fins and Oil Cooler Fins
342
Method for Cleaning Fuel Tank Breather
346
Method for Cleaning Hydraulic Tank Breather
346
Method for Checking Door Latch
347
Method for Lubricating Door Hinge
347
Method for Replacing Door Damper
347
Method for Checking Door Lock Striker
348
Method for Checking Window Washer Fluid Level, Adding Fluid
348
Method for Checking Wiper Blade
349
Method for Replacing Wiper Blade
349
Method for Checking and Maintenance Air Conditioner
351
Method for Bleeding Air from Hydraulic Circuit
352
Method for Checking Electrical Intake Air Heater
353
Method for Releasing Pressure in Hydraulic Circuit
353
Method for Adjusting Shims at Center Ball
354
Checks before Starting
355
Every 50 Hours Maintenance
356
Method for Lubricating
356
Method for Lubricating Equalizer Bar Center Pin
357
Every 250 Hours Maintenance
358
Method for Lubricating
358
Method for Lubricating Equalizer Bar Side Pin
358
Method for Checking Battery Electrolyte Level
359
Method for Checking Oil Level in Final Drive Case, Adding Oil
359
Method for Checking Brake Performance
362
Every 500 Hours Maintenance
363
Method for Replacing Fuel Prefilter Cartridge
365
Method for Replacing Air Conditioner Fresh/Recirc Filters
368
Every 1000 Hours Maintenance
370
Method for Changing Oil in Final Drive Case
370
Method for Replacing Fuel Main Filter Cartridge
371
Method for Checking All Tightening Points of Engine Intake Pipe Clamps
373
Method for Replacing Fuel Tank Breather Element
373
Method for Replacing Hydraulic Tank Breather Element
374
Method for Replacing Def Tank Breather Element
375
Method for Checking for Loose Rops Mount Bolts
377
Every 2000 Hours Maintenance
378
Method for Changing Oil in Hydraulic Tank, Replacing Hydraulic Oil Filter Element, Replacing Hst Oil Filter Cartridge, and Cleaning Hydraulic Tank Strainer
378
Method for Checking and Releasing Nitrogen Gas Charge Pressure in Accumula- Tor (for Control Circuit)
382
Method for Checking Alternator
384
Method for Checking and Adjusting Engine Valve Clearance
384
Method for Checking Vibration Damper
385
Method for Replacing Kccv Filter Element
385
Method for Replacing Def Filter
388
Every 4000 Hours Maintenance
391
Replace Defined Life Parts
391
Method for Checking Water Pump
391
Method for Checking Starting Motor
391
Method for Replacing Accumulator (for Control Circuit)
392
Method for Checking for Looseness of Engine High-Pressure Piping Clamp, Hard- Ening of Rubber
393
Every 4500 Hours Maintenance
395
Method for Cleaning Kdpf
395
Method for Cleaning Def Tank
395
Method for Cleaning Def Tank Mounting Portion
395
Every 8000 Hours Maintenance
396
Method for Replacing Fuel Spray Prevention Cap
396
Every 9000 Hours Maintenance
397
Method for Replacing Def Hose
397
Specifications
398
Specifications: D61Ex-24
399
Specifications: D61Px-24
400
Attachments and Options
402
General Precautions
403
Precautions for Safety
403
Handle Hydraulic Ripper
404
General View
404
Explanation of Components
405
Machine Operations and Controls
406
Troubles and Actions
408
Check and Maintenance
409
Every 250 Hours Maintenance
409
Method for Lubricating
409
Method for Checking Oil Level in Hydraulic Tank, Adding Oil
409
Specifications: D61Ex-24
410
HANDLE 3M WIDTH BLADE
411
General View
411
Machine Operations and Controls
412
Transportation
412
Check and Maintenance
415
Specifications: D61Px-24
416
Replacement Parts
418
Periodic Replacement of Defined Life Parts
419
Defined Life Parts List
419
Consumable Parts
420
Consumable Parts List
420
Recommended Fuel, Coolant, and Lubricant
422
Lubrication Chart
423
Method for Using Fuel, Coolant and Lubricants According to Ambient Tempera- Ture
425
Recommended Brands and Qualities Other than Komatsu Genuine Oils
426
Index
428
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Komatsu D61EX-24 Specifications
General
Brand
Komatsu
Model
D61EX-24
Category
Utility Vehicle
Language
English
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