OPERATORS MANUAL
Crawler Excavator
SK170-8
Tier 3 ROPS
YM91Z00005P1
Issued December 2010
APPLICABLE:
SK170-8 . . . . . . . . . . . . . YM07U1900 and higher
SK170-8
TIER 3 ROPS
CRAWLER EXCAVATOR
OPERATOR’S MANUAL
NOTE: CNH America LLC reserves the right to make improvements in design or changes in
specifications at any time without incurring any obligation to install them on units previously sold.
KOBELCO CONSTRUCTION TECHNICAL MANUALS
Manuals are available from your Dealer for the operation, service, and repair of your machine. For
prompt convenient service, contact your Dealer for assistance in obtaining the manuals for your
machine.
Your Dealer can expedite your order for Operator’s Manuals, Parts Catalogs, Service Manuals, and
Maintenance records.
Always give the Machine Name, Model, and P.I.N. (Product Identification Number) or S.N. (Serial
Number) of your machine so your Dealer can provide the correct manuals for your machine.
Part Number: YM91Z00005P1
Application Product Idenification Number (PIN): YM07U1900
CALIFORNIA
PROPOSITION 65 WARNING
Diesel engine exhaust and some of its constituents are known to the State of
California to cause cancer, birth defects, and other reproductive harm.
Battery post, terminals and related accessories contain lead and lead compounds.
Wash hands after handling.
Copyright © 2010 Kobelco Construction, LLC
All Rights Reserved
Kobelco is a registered trademark of CNH America LLC
M171D
Safety Decals on this machine use the words Danger, Warning, or Caution, which are defined as follows:
● DANGER: Indicates an immediate hazardous situation that, if not avoided, will result in death or
serious injury. The color associated with Danger is RED.
● WARNING: Indicates a potentially hazardous situation that, if not avoided, could result in death or
serious injury. The color associated with Warning is ORANGE.
● CAUTION: Indicates a potentially hazardous situation which, if not avoided, may result in minor or
moderate injury. It may also be used to alert against unsafe practices. The color associated with
Caution is YELLOW.
If Safety Decals on this machine are ISO two panel Pictorial, decals are defined as follows:
● The first panel indicates the nature of the hazard.
● The second panel indicates the appropriate avoidance of the hazard.
● Background color is YELLOW
● Prohibition symbols such as and if used, are RED.
WARNING_01_NA
THIS SAFETY ALERT SYMBOL INDICATES IMPORTANT SAFETY MESSAGES IN THIS MANUAL.
WHEN YOU SEE THIS SYMBOL, CAREFULLY READ THE MESSAGE THAT FOLLOWS AND BE
ALERT TO THE POSSIBILITY OF DEATH OR SERIOUS INJURY
IMPROPER OPERATION OF THIS MACHINE CAN CAUSE DEATH OR SERIOUS INJURY. BEFORE
USING THIS MACHINE, MAKE CERTAIN THAT EVERY OPERATOR:
● Is instructed in safe and proper use of the machine.
● Reads and understands the Manual(s) pertaining to the machine.
● Reads and understands ALL Safety Decals on the machine.
● Clears the area of other persons.
● Learns and practices safe use of machine controls in a safe, clear area before operating this
machine on a job site.
It is your responsibility to observe pertinent laws and regulations and follow Kobelco Construction, LLC
instructions on machine operation and maintenance.
STOP
I
TABLE OF CONTENTS
CHAPTER 1
GENERAL INFORMATION
To the Owner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Right, Left, Front, and Rear of the Machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Machine Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Identification Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
CHAPTER 2
SAFETY, DECALS, AND HAND SIGNALS
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Safety Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Operator Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
Hand Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-28
CHAPTER 3
INSTRUMENTS AND CONTROLS
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Operator Cab and Operator Seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Machine Access Compartments and Doors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Operator’s Compartment Controls and Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11
B1. I.T.C.S. Controller CPU Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-19
Operating Levers and Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-36
CHAPTER 4
OPERATING INSTRUCTIONS
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Before Operating the Machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Operating the Machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Starting & Stopping Machine Engine with Temperature above 0°C (32°F) . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Starting & Stopping Machine Engine with Temperature below 0°C (32°F) . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
Starting Machine Engine with Booster Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Machine Warm Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
Control Decal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
Basic Operation of Hydraulic Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
Using Auto Acceleration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-18
Practices to Improve Efficiency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19
Machine Operation in Adverse Weather Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-21
Recommendation for Longer Undercarriage Life . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22
Bucket Selection Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22
Use of Optional Attachment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-23
Transportation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-35
Machine Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-40
CHAPTER 5
LUBRICATION, FILTERS, AND FLUIDS
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Fluids and Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
Lubricant Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Use of Bio-Degradable Oils . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6
CHAPTER 6
MAINTENANCE AND ADJUSTMENTS
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
II
General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
General Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
Lubrication And Maintenance Quick Reference Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-10
Daily Inspection & Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-12
50 hour maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-20
250 Hour Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-24
500 Hour Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-33
1000 Hour Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-38
2000 Hour Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-41
Periodical Inspection Items . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-49
Maintenance for Nibbler/Breaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-58
Special Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-59
CHAPTER 7
ELECTRICAL
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
Electrical Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-3
CHAPTER 8
SPECIFICATIONS
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
SK170-8 General Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3
SK170-8 Performance Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-7
Lifting Capacities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-9
Torque Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-15
CHAPTER 9
INDEX
CHAPTER 1 - GENERAL INFORMATION
1-1
CHAPTER 1
GENERAL INFORMATION
TO THE OWNER
SK170-8 TIER 3 ROPS CRAWLER EXCAVATOR
Your machine has been designed and built to the highest standards of quality. It conforms to all current safety
regulations. The risk of accidents can never be completely excluded. That is why it is essential to observe
elementary safety rules and precautions.
Read this manual carefully, paying particular attention to the instructions concerning safety, operation and
maintenance so as to avoid the risk of injury while operating or servicing the machine.
The standard attachments and tools of this machine are designed to carry out all kinds of earth moving and
rehandling operations. If you want to use this machine to handle a load (pipes, culverts, formwork, etc.), make sure
that it is equipped to carry out this kind of work. For this type of application, the machine must be equipped with
safety valves, a load handling chart corresponding to the type of machine and its attachment and a load fixing
point. All legal requirements must also be strictly observed.
Do not use this machine for any application or purpose other than those described in this manual. If the machine is
to be used for work involving the use of special attachments, accessories or equipment, consult your Kobelco
Construction, LLC Dealer in order to make sure that any adaptations or modifications made are in keeping with the
machine's technical specifications and with prevailing safety requirements.
Any modification or adaptation which is not approved by the manufacturer may invalidate the machine's initial
conformity with safety requirements.
The machine must undergo regular inspections, the frequency of which varies according to the type of use. Consult
your Kobelco Construction, LLC Dealer.
Before permitting a new operator on this machine, make sure:
That the operator has received the necessary training on how to operate the machine correctly and safely.
That the operator has read and understood the instructions given in this manual.
Contact your dealer for operator manuals translated into Spanish or French Canadian.
Always keep this manual in the operator's compartment (in the seat back, behind the operator's seat). Make sure it
is complete and in good condition. If you wish to obtain extra copies, or copies in languages other than that of the
country of use, consult your Kobelco Construction, LLC Dealer.
Your Kobelco Construction, LLC Dealer is available for any further information. They will also provide any
after-sales service you may need, and genuine Kobelco Construction, LLC spare parts, your guarantee of quality
and match.
CHAPTER 1 - GENERAL INFORMATION
1-2
RIGHT, LEFT, FRONT, AND REAR OF THE MACHINE
The terms Right-hand, Left-hand, Front, and Rear are used in this manual to indicate the sides as they are seen
from the operator's seat when the cab is over the idler wheels.
Figure 1 below shows the machine in normal TRAVEL position. In normal TRAVEL position, the cab is over the
idler wheels. The travel reduction gears are at the rear of the upper structure.
DC03H142
Figure 1
6 6
3 4
5 5
1
2
1. FRONT 3. RIGHT HAND SIDE 5. TRAVEL REDUCTION GEARS (TRAVEL MOTORS)
2. REAR 4. LEFT HAND SIDE 6. IDLER WHEELS
CHAPTER 1 - GENERAL INFORMATION
1-3
MACHINE COMPONENTS
DC03H141
Figure 2
MACHINE COMPONENTS
1. ENGINE 10. BOOM 19. TRACK IDLER 28. TRAVEL MOTOR
2. HYDRAULIC PUMP 11. ARM CYLINDER 20. TRACK SPRING 29. BATTERY
3. ENGINE MUFFLER 12. ARM 21. ENGINE AIR CLEANER 30. ENGINE RADIATOR
4. MAIN CONTROL VALVE 13. BUCKET CYLINDER 22. LOWER ROLLER 31. OIL COOLER
5. HYDRAULIC OIL TANK 14. IDLER LINK 23. TRACK GUIDE 32. ENGINE HOOD
6. FUEL TANK 15. BUCKET LINK 24. UPPER ROLLER 33. COUNTERWEIGHT
7. SWING MOTOR 16. BUCKET 25. ROTARY MULTI-CONTROL VALVE 34. INTER COOLER
8. SWIVEL JOINT 17. OPERATOR CAB 26. SWING RING
9. BOOM CYLINDER 18. TRACK SHOE ASSEMBLY 27. SWING FLASHER
31
26
25
27
28
23
22
20
19
18
17
7 8
9
10
11
12
13
14
15
24
34
29
30
21
33
27
2
32
1
3
4
5
6
16
CHAPTER 1 - GENERAL INFORMATION
1-4
IDENTIFICATION NUMBERS
MODEL, SERIAL NUMBER, AND YEAR OF
MANUFACTURE
When ordering parts, obtaining information or
assistance, always supply your Kobelco
Construction, LLC Dealer with the type and serial
number of your machine or accessories.
Write the following in the spaces below: The type,
serial number and year of manufacture of your
machine, accessories and the serial numbers of the
various hydraulic and mechanical components.
DC03H140
Figure 3
ENGINE
ATTENTION: The engine and fuel system on your
machine is designed and built to government
emissions standards. Tampering by dealers,
customers, operators and users is strictly prohibited
by law. Failure to comply could result in government
fines, rework charges, invalid warranty, legal action
and possible confiscation of the machine until rework
to original condition is completed. Engine service
and/or repairs must be done by a certified technician
only.
DC03H139
Figure 4
COMPONENT SERIAL NUMBERS
PRODUCT IDENTIFICATION PLATE
➤
Model
➤
Serial Number
➤
Manufacturing Year
ENGINE
➤
Make and Model
➤
Serial Number
COMPONENT SERIAL NUMBERS
➤
Hydraulic Pump
➤
Swing Reduction Gear
➤
Travel Reduction Gears
➤
Travel Control Valve
➤
Attachment Control Valve
➤
Swing Control Valve
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The Kobelco SK170-8 Excavators Operator's Manual is a comprehensive guide for operating and maintaining the powerful Kobelco SK170-8 Tier 3 Crawler Excavator. Whether you're a professional mechanic or a DIY enthusiast, this manual provides all the necessary information for safe and efficient operation of the machine.
Inside the manual, you'll find detailed instructions on using the controls and features of the SK170-8, along with safety precautions and maintenance procedures. Additionally, valuable tips and tricks are included to help maximize the excavator's performance and prevent potential issues.
This operator's manual is essential for keeping your Kobelco SK170-8 running smoothly and performing at its best. Obtain the Kobelco SK170-8 Excavators Operator's Manual today to take full control of your machine.
Models covered in this manual:
- Kobelco SK170-8 Tier 3 Crawler Excavator
