Hitachi Zaxis 200 User manual

(Operational Principle)
Manual No.:KM-178-E
Vol. No.:TO178-E-04
Technical Manual
Excavator
PRINTED IN SINGAPORE (PS)
200·225·230·270 class Excavator Technical Manual (Operational Principle)
200 class
200•200LC•210H•210LCH•210•210LC•210N•240
225 class
225US•225USLC•225USR•225USRLC
230 class
230•230LC•240H•240LCH•250•250LC•250LCN
270 class
270•270LC•280LC•280LCN
Service Manual (Manual No. KM-178-E) consists of the following three separate volumes;
Technical Manual (Operational Principle) :Vol. No.TO178-E
Technical Manual (Troubleshooting) :Vol. No.
Workshop Manual :Vol. No.W178-E
178-E
TT

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INTRODUCTION
IN-01
TO THE READER
• This manual is written for an experienced technician
to provide technical information needed to maintain
and repair this machine.
• Be sure to thoroughly read this manual for cor-
rect product information and service procedures.
• If you have any questions or comments, at if you
found any errors regarding the contents of this
manual, please contact using “Service Manual
Revision Request Form” at the end of this man-
ual.
(Note: Do not tear off the form. Copy it for us-
age.):
Publications Marketing & Product Support
Hitachi Construction Machinery Co. Ltd.
TEL: [phone]
FAX: [phone]
ADDITIONAL REFERENCES
• Please refer to the materials listed below in addition
to this manual.
• The Operator’s Manual
• The Parts Catalog
• Operation Manual of the Engine
• Parts Catalog of the Engine
• Hitachi Training Material
MANUAL COMPOSITION
• This manual consists of three portions: the Techni-
cal Manual (Operational Principle), the Technical
Manual (Troubleshooting) and the Workshop Man-
ual.
• Information included in the Technical Manual
(Operational Principle):
technical information needed for redelivery and
delivery, operation and activation of all devices
and systems.
• Information included in the Technical Manual
(Troubleshooting):
technical information needed for operational per-
formance tests, and troubleshooting procedures.
• Information included in the Workshop Manual:
technical information needed for maintenance
and repair of the machine, tools and devices
needed for maintenance and repair, maintenance
standards, and removal/installation and assem-
ble/disassemble procedures.
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INTRODUCTION
IN-02
PAGE NUMBER
• Each page has a number, located on the center
lower part of the page, and each number contains
the following information:
Example : T 1-3-5
SAFETY ALERT SYMBOL AND HEADLINE
NOTATIONS
In this manual, the following safety alert symbol and
signal words are used to alert the reader to the
potential for personal injury of machine damage.
This is the safety alert symbol. When you see this
symbol, be alert to the potential for personal injury.
Never fail to follow the safety instructions prescribed
along with the safety alert symbol.
The safety alert symbol is also used to draw attention
to component/part weights.
To avoid injury and damage, be sure to use appropri-
ate lifting techniques and equipment when lifting
heavy parts.
• CAUTION:
Indicated potentially hazardous situation which
could, if not avoided, result in personal injury or
death.
• IMPORTANT:
Indicates a situation which, if not conformed to the
instructions, could result in damage to the machine.
• NOTE:
Indicates supplementary technical information or
know-how.
Consecutive Page Number for Each Group
Group Number
Section Number
T: Technical Manual W: Workshop Manual
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INTRODUCTION
IN-03
UNITS USED
• SI Units (International System of Units) are used in
this manual.
MKSA system units and English units are also
indicated in parenthheses just behind SI units.
Example : 24.5 MPa (250 kgf/cm2, 3560 psi)
A table for conversion from SI units to other system
units is shown below for reference purposees.
Quantity To Convert
From Into Multiply By
MPa kgf/cm210.197Pressure
MPa psi 145.0
kW PS 1.360Power
kW HP 1.341
Temperature °C °F °C×1.8+32
km/h mph 0.6214Velocity
min-1 rpm 1.0
Flow rate L/min US gpm 0.2642
mL/rev cc/rev 1.0
Quantity To Convert
From Into Multiply By
mm in 0.03937Length
mm ft 0.003281
L US gal 0.2642
L US qt 1.057
Volume
m3yd31.308
Weight kg lb 2.205
N kgf 0.10197Force
N lbf 0.2248
N⋅m kgf⋅m 1.0197Torque
N⋅m lbf⋅ft 0.7375
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INTRODUCTION
IN-04
Hitachi machine models are classified into 4 classes and 1 model as
shown in the table below. When referring to the texts and/or illustrations
indicated with the applicable machine class names in this manual,
check that the machine models concerned are included using this ta-
ble.
Class
ZX200 Class ZAXIS200, 200LC, 210H, 210LCH, 210, 210LC, 210N, 240
ZX225 Class ZAXIS225USR, 225USRLC, 225US, 225USLC
ZX230 Class ZAXIS230, 230LC, 240H, 240LCH, 250, 250LC, 250LCN
ZX270 Class ZAXIS270, 270LC, 280LC, 280LCN
Model
Std. Model 200, 200LC, 210, 210LC, 210H, 210LCH, 210N, 225USR, 225USRLC,
225US, 225USLC, 230, 230LC, 240, 240H, 240LCH, 250, 250LC, 250LCN, 270,
270LC, 280LC, 280LCN
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SECTION AND GROUP
CONTENTS
TECHNICAL MANUAL
(Operational Principle)
All information, illustrations and speci-
fications in this manual are based on
the latest product information available
at the time of publication. The right is
reserved to make changes at any time
without notice.
COPYRIGHT(C)2005
Hitachi Construction Machinery Co., Ltd.
Tokyo, Japan
All rights reserved
SECTION 1 GENERAL
Group 1 Specification
Group 2 Component Layout
Group 3 Component Specifications
SECTION 2 SYSTEM
Group 1 Control System
Group 2 Hydraulic System
Group 3 Electrical System
SECTION 3 COMPONENT OPERATION
Group 1 Pump Device
Group 2 Swing Device
Group 3 Control Valve
Group 4 Pilot Valve
Group 5 Travel Device
Group 6 Signal Control Valve
Group 7 Others(Upperstructure)
Group 8 Others(Undercarriage)
TECHNICAL MANUAL (Troubleshooting)
SECTION 4 OPERATIONAL PER-
FORMANCE TEST
Group 1 Introduction
Group 2 Standard
Group 3 Engine Test
Group 4 Excavator Test
Group 5 Component Test
Group 6 Adjustment
SECTION 5 TROUBLESHOOTING
Group 1 Diagnosing Procedure
Group 2 Component Layout
Group 3 Troubleshooting A
Group 4 Troubleshooting B
Group 5 Troubleshooting C
Group 6 Electrical System Inspection
Group 7 ICX
WORKSHOP MANUAL
SECTION 1 GENERAL INFORMA-
TION
Group 1 Precautions for Disassem-
bling and Assembling
Group 2 Tightening Torque
Group 3 Painting
Group 4 Bleeding Air from Hydrau-
lic Oil Tank
SECTION 2 UPPERSTRUCTURE
Group 1 Cab
Group 2 Counterweight
Group 3 Main Frame
Group 4 Pump Device
Group 5 Control Valve
Group 6 Swing Device
Group 7 Pilot Valve
Group 8 Pilot Shut-Off Valve
Group 9 Signal Control Valve
Group 10 Solenoid Valve
SECTION 3 UNDERCARRIAGE
Group 1 Swing Bearing
Group 2 Travel Device
Group 3 Center Joint
Group 4 Track Adjuster
Group 5 Front Idler
Group 6 Upper and Lower Roller
Group 7 Track
SECTION 4 FRONT ATTACHMENT
Group 1 Front Attachment
Group 2 Cylinder
SECTION 5 ENGINE
←これ以下
記載しない
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178T-1-1
SECTION 1
GENERAL
―CONTENTS―
Group 1 Specifications
Specifications............................................ T1-1-1
Working Ranges ..................................... T1-1-14
Group 2 Component Layout
Main Component Layout ........................... T1-2-1
Electrical Component Layout .................... T1-2-4
(Overview)
Electrical System ..................................... T-1-2-7
(Relays and Related Equipment)
Electrical System ................................... T-1-2-9
(Monitors and Switches)
Pump Device .......................................... T1-2-10
Swing Device .......................................... T1-2-10
Control Valve .......................................... T1-2-11
Signal Control Valve................................ T1-2-11
Solenoid Valve Unit................................. T1-2-11
Travel Device.......................................... T1-2-12
Positioning Control Valve ........................ T1-2-13
Group 3 Component Specifications
Engine ...................................................... T1-3-1
Engine Accessories .................................. T1-3-8
Hydraulic Component ............................... T1-3-9
Electrical Component.............................. T1-3-16
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178T-1-2
(Blank)
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GENERAL / Specifications
T1-1-1
SPECIFICATIONS
ZAXIS200, ZAXIS200LC, ZAXIS210H, ZAXIS210LCH
M178-12-001
Model ZX200 Hydraulic
Excavator
ZX200LC Hydraulic
Excavator
ZX210H Hydraulic
Excavator
ZX210LCH Hydraulic
Excavator
Type of Front-End Attachment 2.22 m (7 ft 3 in) Arm or 2.91 m (9 ft 7 in) Arm 2.91 m (9 ft 7 in) H Arm
Bucket Capacity (Heaped) PCSA 0.8 m3(1.05 yd3), CECE 0.7 m3
Operating Weight 19400 kg (42800 lb) 19900 kg (43900 lb) 20300 kg (44800 lb) 20800 kg (45900 lb)
Basic Machine Weight 15100 kg (33300 lb) 15600 kg (34400 lb) 15800 kg (34800 lb) 16300 kg (35900 lb)
Engine Isuzu AA-6BG1T 103 kW/1900 min–1 (140 PS/1900 rpm)
110 kW / 2100 min–1 (150 PS /2100 rpm)
A: Overall Width
(Excluding back mirrors) 2860 mm (9 ft 5 in) 2990 mm (9 ft 10 in) 2860 mm (9 ft 5 in) 2990 mm (9 ft 10 in)
B: Cab Height 2950 mm (9 ft 8 in) 2950 mm (9 ft 8 in) 2950 mm (9 ft 8 in) 2950 mm (9 ft 8 in)
C: Rear End Swing Radius 2750 mm (9 ft 0 in) 2750 mm (9 ft 0 in) 2750 mm (9 ft 0 in) 2750 mm (9 ft 0 in)
D: Minimum Ground Clearance *450 mm (18 in)
E: Counterweight Clearance * 1030 mm (3 ft 5 in)
F: Engine Cover Height * 2220 mm (7 ft 3 in)
G: Overall Width of Upperstructure 2710 mm (8 ft 11 in) 2710 mm (8 ft 11 in) 2710 mm (8 ft 11 in) 2710 mm (8 ft 11 in)
H: Undercarriage Length 4170 mm (13 ft 8 in) 4460 mm (14 ft 8 in) 4170 mm (13 ft 8 in) 4460 mm (14 ft 8 in)
I: Undercarriage Width 2800 mm (9 ft 2 in) 2990 mm (9 ft 10 in) 2800 mm (9 ft 2 in) 2990 mm (9 ft 10 in)
J: Sprocket Center to Idler Center 3370 mm (11 ft 1 in) 3660 mm (12 ft 0 in) 3370 mm (11 ft 1 in) 3660 mm (12 ft 0 in)
K: Track Shoe Width 600 mm (24 in) (Grouser shoe)
Ground Pressure 43 kPa
(0.44 kgf/cm2, 6.3 psi)
41 kPa
(0.42 kgf/cm2, 6.0 psi)
45 kPa
(0.46 kgf/cm2, 6.5 psi)
43 kPa
(0.44 kgf /cm2, 6.1 psi)
Swing Speed 13.3 min–1 (rpm) 13.3 min–1 (rpm) 13.3 min–1 (rpm) 13.3 min–1 (rpm)
Travel Speed (fast/slow) 5.5/3.6 km/h (3.4/2.2 mph)
Gradeability 35° (tan θ = 0.70)
NOTE: H/P mode
*The dimensions do not include the height of the shoe lug.
H
J
F
E
C
B
I
K
D
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A

GENERAL / Specifications
T1-1-2
ZAXIS210, ZAXIS210LC, ZAXIS210N
M178-12-001
Model ZAXIS210 ZAXIS210LC ZAXIS210N
Type of Front-End Attachment 2.91 m (9 ft 7 in) Arm
Bucket Capacity (Heaped) PCSA 0.8 m3(1.05 yd3), CECE 0.7 m3
Operating Weight 19600 kg (43200 lb) 20100 kg (44300 lb) 19500 kg (43000 lb) 19800 kg (43700 lb)
Basic Machine Weight 15200 kg (33500 lb) 15700 kg (34600 lb) 15100 kg (33300 lb) 15400 kg (34000 lb)
Engine Isuzu AA-6BG1T 103 kW/1900 min–1 (140 PS/1900 rpm)
110 kW / 2100 min–1 (150 PS /2100 rpm)
A: Overall Width
(Excluding back mirrors) 2860 mm (9 ft 5 in) 2990 mm (9 ft 10 in) 2500 mm (8 ft 2 in) 2580 mm (8 ft 6 in)
B: Cab Height 2950 mm (9 ft 8 in)
C: Rear End Swing Radius 2750 mm (9 ft 0 in)
D: Minimum Ground Clearance *450 mm (18 in)
E: Counterweight Clearance * 1030 mm (3 ft 5 in)
F: Engine Cover Height * 2220 mm (7 ft 3 in)
G: Overall Width of Upperstructure 2710 mm (8 ft 11 in) 2710 mm (8 ft 11 in) 2500 mm (8 ft 2 in)
H: Undercarriage Length 4170 mm (13 ft 8 in) 4460 mm (14 ft 8 in) 4170 mm (13 ft 8 in)
I: Undercarriage Width 2800 mm (9 ft 2 in) 2990 mm (9 ft 10 in) 2480 mm (8 ft 2 in) 2580 mm (8 ft 6 in)
J: Sprocket Center to Idler Center 3370 mm (11 ft 1 in) 3660 mm (12 ft 0 in) 3370 mm (11 ft 1 in)
K: Track Shoe Width 600 mm (24 in) (Grouser shoe) 500 mm (20 in)
(Grouser shoe)
600 mm (24 in)
(Grouser shoe)
Ground Pressure 44 kPa
(0.45 kgf/cm2, 6.4 psi)
42 kPa
(0.43 kgf/cm2, 6.1 psi)
52 kPa
(0.53 kgf/cm2, 7.5 psi)
44 kPa
(0.45 kgf/cm2, 6.4 psi)
Swing Speed 13.3 min–1 (rpm)
Travel Speed (fast/slow) 5.5/3.6 km/h (3.4/2.2 mph)
Gradeability 35° (tan θ = 0.70)
NOTE: H/P mode
*The dimensions do not include the height of the shoe lug.
H
J
F
E
C
B
I
K
D
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A

GENERAL / Specifications
T1-1-3
ZAXIS225USR, ZAXIS225USRLC
M178-12-007
Model ZAXIS225USR ZAXIS225USRLC
Type of Front-End Attachment 2.91 m (9 ft 7 in) Arm
Bucket Capacity (Heaped) PCSA 0.8 m3(1.05 yd3), CECE 0.7 m3
Operating Weight 22000 kg (48500 lb) 22500 kg (49600 lb)
Basic Machine Weight 17800 kg (39240 lb) 18300 kg (40340 lb)
Engine Isuzu AA-6BG1T 103 kW/1900 min–1 (140 PS/1900 rpm)
110 kW/2100 min–1 (150 PS/2100 rpm)
A: Overall Width
(Excluding back mirrors) 2860 mm (9 ft 5 in) 2990 mm (9 ft 10 in)
B: Cab Height 2950 mm (9 ft 8 in)
C: Rear End Swing Radius 1990 mm (6 ft 6 in)
D: Minimum Ground Clearance *450 mm (18 in)
E: Counterweight Clearance * 1020 mm (3 ft 4 in)
F: Engine Cover Height * 2220 mm (7 ft 3 in)
G: Overall Width of Upperstructure 2860 mm (9 ft 5 in)
H: Undercarriage Length 4170 mm (13 ft 8 in) 4460 mm (14 ft 8 in)
I: Undercarriage Width 2800 mm (9 ft 2 in) 2990 mm (9 ft 10 in)
J: Sprocket Center to Idler Center 3370 mm (11 ft 1 in) 3660 mm (12 ft)
K: Track Shoe Width 600 mm (24 in) (Grouser shoe)
Ground Pressure 49 kPa (0.50 kgf/cm2, 7.1 psi) 47 kPa (0.48 kgf/cm2, 6.8 psi)
Swing Speed 13.3 min–1 (rpm)
Travel Speed (fast/slow) 5.3/3.6 km/h (3.3/2.2 mph)
Gradeability 35° (tan θ = 0.70)
NOTE: H/P mode
*The dimensions do not include the height of the shoe lug.
A,G
D
K
I
B
C
F
E
J
H

GENERAL / Specifications
T1-1-4
ZAXIS225US, ZAXIS225USLC
M1GF-12-001
Model ZAXIS225US ZAXIS225USLC
Type of Front-End Attachment 2.91 m (9 ft 7 in) Arm
Bucket Capacity (Heaped) PCSA 0.8 m3(1.05 yd3), CECE 0.7 m3
Operating Weight 23000 kg (50710 lb) 23500 kg (51810 lb)
Basic Machine Weight 18800 kg (41450 lb) 19300 kg (42550 lb)
Engine Isuzu AA-6BG1T 103 kW/1900 min–1 (140 PS/1900 rpm)
110 kW/2100 min–1 (150 PS/2100 rpm)
A: Overall Width
(Excluding back mirrors) 2810 mm (9 ft 3 in) 2990 mm (9 ft 10 in)
B: Cab Height 2950 mm (9 ft 8 in)
C: Rear End Swing Radius 1680 mm (5 ft 6 in)
D: Minimum Ground Clearance *450 mm (18 in)
E: Counterweight Clearance * 980 mm (3 ft 3 in)
F: Engine Cover Height * 2220 mm (7 ft 3 in)
G: Overall Width of Upperstructure 2810 mm (9 ft 3 in)
H: Undercarriage Length 4170 mm (13 ft 8 in) 4460 mm (14 ft 8 in)
I: Undercarriage Width 2800 mm (9 ft 2 in) 2990 mm (9 ft 10 in)
J: Sprocket Center to Idler Center 3370 mm (11 ft 1 in) 3660 mm (12 ft)
K: Track Shoe Width 600 mm (24 in) (Grouser shoe)
Ground Pressure 52 kPa (0.53 kgf/cm2, 7.5 psi) 49 kPa (0.50 kgf/cm2, 7.1 psi)
Swing Speed 13.3 min–1 (rpm)
Travel Speed (fast/slow) 5.3/3.3 km/h (3.3/2.1 mph)
Gradeability 35° (tan θ = 0.70)
NOTE: H/P mode
*The dimensions do not include the height of the shoe lug.
A
G
D
K
I
B
C
F
E
J
H

GENERAL / Specifications
T1-1-5
ZAXIS240
M178-12-001
Model ZAXIS240
Type of Front-End Attachment 2.91 m (9 ft 7 in) Arm
Bucket Capacity (Heaped) PCSA 0.8 m3(1.05 yd3), CECE 0.7 m3
Operating Weight 22400 kg (49400 lb)
Basic Machine Weight 17900 kg (39500 lb)
Engine Isuzu AA-6BG1T 103 kW/1900 min–1 (140 PS/1900 rpm)
110 kW / 2100 min–1 (150 PS /2100 rpm)
A: Overall Width (Excluding back mirrors) 2500 mm (8 ft 2 in)
B: Cab Height 2950 mm (9 ft 8 in)
C: Rear End Swing Radius 2750 mm (9 ft 0 in)
D: Minimum Ground Clearance *450 mm (18 in)
E: Counterweight Clearance * 1030 mm (3 ft 5 in)
F: Engine Cover Height * 2220 mm (7 ft 3 in)
G: Overall Width of Upperstructure 2500 mm (8 ft 2 in)
H: Undercarriage Length 4260 mm (13 ft 12 in)
I: Undercarriage Width 2480 mm (8 ft 2 in)
J: Sprocket Center to Idler Center 3460 mm (11 ft 4 in)
K: Track Shoe Width 550 mm (22 in) (Grouser shoe)
Ground Pressure 53 kPa
(0.54 kgf/cm2, 7.7 psi)
Swing Speed 13.3 min–1 (rpm)
Travel Speed (fast/slow) 5.5/3.6 km/h (3.4/2.2 mph)
Gradeability 35° (tan θ = 0.70)
NOTE: H/P mode
*The dimensions do not include the height of the shoe lug.
H
J
F
E
C
B
I
K
D
Ｇ
A

GENERAL / Specifications
T1-1-6
ZAXIS230, 230LC, 240H, 240LCH
M178-12-001
Model ZX230 Hydraulic
Excavator
ZX230LC Hydraulic
Excavator
ZX240H Hydraulic
Excavator
ZX240LCH Hydraulic
Excavator
Type of Front-End Attachment 2.96 m (9 ft 9 in) 2.96 m (9 ft 9 in) H Arm
Bucket Capacity (Heaped) PCSA 1.0 m3(1.3 yd3), CECE 0.9 m3
Operating Weight 23000 kg (50700 lb) 23600 kg (52000 lb) 24300 kg (53600 lb) 24900 kg (54900 lb)
Basic Machine Weight 17500 kg (38600 lb) 18100 kg (39900 lb) 18500 kg (40800 lb) 19100 kg (42100 lb)
Engine Isuzu CC-6BG1T 118 kW/2000 min–1 (160 PS/2000 rpm)
125 kW/2100 min–1 (170 PS/2100 rpm)
A: Overall Width
(Excluding back mirrors) 2990 mm (9 ft 10 in) 3090 mm (10 ft 2 in) 2990 mm (9 ft 10 in) 3190 mm (10 ft 6 in)
B: Cab Height 3020 mm (9 ft 11 in)
C: Rear End Swing Radius 2940 mm (9 ft 8 in)
D: Minimum Ground Clearance *460 mm (18 in)
E: Counterweight Clearance * 1090 mm (3 ft 7 in)
F: Engine Cover Height * 2290 mm (7 ft 6 in)
G: Overall Width of Upperstructure 2890 mm (9 ft 6 in)
H: Undercarriage Length 4260 mm (13 ft 12 in) 4640 mm (15 ft 3 in) 4260 mm (13 ft 12 in) 4640 mm (15 ft 3 in)
I: Undercarriage Width 2990 mm (9 ft 10 in) 3190 mm (10 ft 6 in) 2990 mm (9 ft 10 in) 3190 mm (10 ft 6 in)
J: Sprocket Center to Idler Center 3460 mm (11 ft 4 in) 3840 mm (12 ft 7 in) 3460 mm (11 ft 4 in) 3845 mm (12 ft 7 in)
K: Track Shoe Width 600 mm (24 in) (Grouser shoe)
Ground Pressure 50 kPa
(0.51 kgf/cm2, 7.2 psi)
47 kPa
(0.48 kgf/cm2, 6.8 psi)
53 kPa
(0.54 kgf/cm2, 7.7 psi)
49 kPa
(0.50 kgf /cm2, 6.7 psi)
Swing Speed 12.6 min–1 (rpm)
Travel Speed (fast/slow) 5.5/3.4 km/h (3.4/2.1 mph)
Gradeability 35° (tan θ = 0.70)
NOTE: H/P mode
*The dimensions do not include the height of the shoe lug.
H
J
F
E
C
B
I
K
D
Ｇ
A

GENERAL / Specifications
T1-1-7
ZAXIS250, 250LC, 250LCN
M178-12-001
Model ZAXIS250 ZAXIS250LC ZAXIS250LCN
Type of Front-End Attachment 2.96 m (9 ft 9 in) Arm
Bucket Capacity (Heaped) PCSA 1.0 m3(1.3 yd3), CECE 0.9 m3
Operating Weight 23800 kg (52500 lb) 24400 kg (53800 lb)
Basic Machine Weight 18300 kg (40300 lb) 18900 kg (41700 lb)
Engine Isuzu CC-6BG1T 118 kW/2000 min–1 (160 PS/2000 rpm)
125 kW/2100 min–1 (170 PS/2100 rpm)
A: Overall Width
(Excluding back mirrors) 2990 mm (9 ft 10 in) 3190 mm (10 ft 6 in) 2990 mm (9 ft 10 in)
B: Cab Height 3020 mm (9 ft 11 in)
C: Rear End Swing Radius 2940 mm (9 ft 8 in)
D: Minimum Ground Clearance *460 mm (18 in)
E: Counterweight Clearance * 1090 mm (3 ft 7 in)
F: Engine Cover Height * 2290 mm (7 ft 6 in)
G: Overall Width of Upperstructure 2890 mm (9 ft 6 in)
H: Undercarriage Length 4260 mm (13 ft 12 in) 4640 mm (15 ft 3 in)
I: Undercarriage Width 2990 mm (9 ft 10 in) 3190 mm (10 ft 6 in) 2990 mm (9 ft 10 in)
J: Sprocket Center to Idler Center 3460 mm (11 ft 4 in) 3840 mm (12 ft 7 in)
K: Track Shoe Width 600 mm (24 in) (Grouser shoe)
Ground Pressure 52 kPa (0.53 kgf/cm2, 7.6 psi) 48 kPa (0.49 kgf/cm2, 7.0 psi)
Swing Speed 12.6 min–1 (rpm)
Travel Speed (fast/slow) 5.5/3.4 km/h (3.4/2.1 mph)
Gradeability 35° (tan θ = 0.70)
NOTE: H/P mode
*The dimensions do not include the height of the shoe lug.
H
J
F
E
C
B
I
K
D
Ｇ
A

GENERAL / Specifications
T1-1-8
ZAXIS270, ZAXIS270LC
M178-12-001
Model ZAXIS270 ZAXIS270LC
Type of Front-End Attachment 3.10 m (10 ft 2 in) Arm
Bucket Capacity (Heaped) PCSA 1.1 m3(1.44 yd3), CECE 1.0 m3
Operating Weight 27000 kg (59520 lb) 27500 kg (60630 lb)
Basic Machine Weight 21100 kg (46520 lb) 21600 kg (47620 lb)
Engine Isuzu CC-6BG1T 125 kW/2050 min–1 (170 PS/2050 rpm)
132 kW/2150 min–1 (180 PS/2150 rpm)
A: Overall Width
(Excluding back mirrors) 3190 mm (10 ft 6 in)
B: Cab Height 3110 mm (10 ft 2 in)
C: Rear End Swing Radius 2940 mm (9 ft 8 in)
D: Minimum Ground Clearance *510 mm (20 in)
E: Counterweight Clearance * 1180 mm (3 ft 11 in)
F: Engine Cover Height * 2380 mm (7 ft 10 in)
G: Overall Width of Upperstructure 2890 mm (9 ft 6 in)
H: Undercarriage Length 4640 mm (15 ft 3 in) 4940 mm (16 ft 3 in)
I: Undercarriage Width 3190 mm (10 ft 6 in)
J: Sprocket Center to Idler Center 3730 mm (12 ft 3 in) 4050 mm (13 ft 3in)
K: Track Shoe Width 600 mm (24 in) (Grouser shoe)
Ground Pressure 55 kPa (0.56 kgf/cm2, 8.0 psi) 52 kPa (0.53 kgf/cm2, 7.7 psi)
Swing Speed 10.6 min–1 (rpm)
Travel Speed (fast/slow) 4.9/2.9 km/h (3.0/1.8 mph)
Gradeability 35° (tan θ = 0.70)
NOTE: H/P mode
*The dimensions do not include the height of the shoe lug.
A
G
D
K
I
B
C
F
E
J
H

GENERAL / Specifications
T1-1-9
ZAXIS280LC, 280LCN
M178-12-001
Model ZAXIS280LC ZAXIS280LCN
Type of Front-End Attachment 3.10 m (10 ft 2 in) Arm
Bucket Capacity (Heaped) PCSA 1.1 m3(1.44 yd3), CECE 1.0 m3
Operating Weight 27900 kg (61500 lb) 27800 kg (61300 lb)
Basic Machine Weight 22000 kg (48500 lb) 21900 kg (48300 lb)
Engine Isuzu CC-6BG1T 125 kW/2050 min–1 (170 PS/2050 rpm)
132 kW/2150 min–1 (180 PS/2150 rpm)
A: Overall Width
(Excluding back mirrors) 3190 mm (10 ft 6 in) 3000 mm (9 ft 10 in)
B: Cab Height 3110 mm (10 ft 2 in)
C Rear End Swing Radius 2940 mm (9 ft 8 in)
D: Minimum Ground Clearance *510 mm (20 in)
E: Counterweight Clearance * 1180 mm (3 ft 10 in)
F: Engine Cover Height * 2380 mm (7 ft 9 in)
G: Overall Width of Upperstructure 2890 mm (9 ft 6 in)
H: Undercarriage Length 4950 mm (16 ft 3 in)
I: Undercarriage Width 3190 mm (10 ft 6 in) 3000 mm (9 ft 10 in)
J: Sprocket Center to Idler Center 4050 mm (13 ft 3 in)
K: Track Shoe Width 600 mm (24 in) (Grouser shoe)
Ground Pressure 52 kPa (0.53 kgf/cm2, 7.5 psi)
Swing Speed 10.6 min–1 (rpm)
Travel Speed (fast/slow) 4.9/2.9 km/h (3.0/1.8 mph)
Gradeability 35° (tan θ = 0.70)
NOTE: H/P mode
*The dimensions do not include the height of the shoe lug.
H
J
F
E
C
B
I
K
D
A
G

GENERAL / Specifications
T1-1-10
ZAXIS210, ZAXIS210LC, ZAXIS210N (2-piece Boom)
M178-12-001
Model ZAXIS210 2-piece Boom ZAXIS210LC 2-piece
Boom ZAXIS210N 2-piece Boom
Type of Front-End Attachment 2.03 m (6 ft 8 in) Arm
Bucket Capacity (Heaped) PCSA 0.8 m3(1.05 yd3), CECE 0.7 m3
Operating Weight 20100 kg (44300 lb) 20600 kg (45400 lb) 20000 kg (44100 lb) 20300 kg (44800 lb)
Basic Machine Weight 15200 kg (33500 lb) 15700 kg (34600 lb) 15100 kg (33300 lb) 15400 kg (34000 lb)
Engine Isuzu AA-6BG1T 103 kW/1900 min–1 (140 PS/1900 rpm)
110 kW / 2100 min–1 (150 PS /2100 rpm)
A: Overall Width
(Excluding back mirrors) 2860 mm (9 ft 5 in) 2990 mm (9 ft 10 in) 2500 mm (8 ft 2 in) 2580 mm (8 ft 6 in)
B: Cab Height 2950 mm (9 ft 8 in)
C: Rear End Swing Radius 2750 mm (9 ft 0 in)
D: Minimum Ground Clearance *450 mm (18 in)
E: Counterweight Clearance * 1030 mm (3 ft 5 in)
F: Engine Cover Height * 2220 mm (7 ft 3 in)
G: Overall Width of Upperstructure 2710 mm (8 ft 11 in) 2500 mm (8 ft 2 in)
H: Undercarriage Length 4170 mm (13 ft 8 in) 4460 mm (14 ft 8 in) 4170 mm (13 ft 8 in)
I: Undercarriage Width 2800 mm (9 ft 2 in) 2990 mm (9 ft 10 in) 2480 mm (8 ft 2 in) 2580 mm (8 ft 6 in)
J: Sprocket Center to Idler Center 3370 mm (11 ft 1 in) 3660 mm (12 ft 0 in) 3370 mm (11 ft 1 in)
K: Track Shoe Width 600 mm (24 in) (Grouser shoe) 500 mm (20 in)
(Grouser shoe)
600 mm (24 in)
(Grouser shoe)
Ground Pressure 45 kPa
(0.46 kgf/cm2, 6.5 psi)
43 kPa
(0.44 kgf/cm2, 6.3 psi)
54 kPa
(0.55 kgf/cm2, 7.8 psi)
45 kPa
(0.46 kgf/cm2, 6.5 psi)
Swing Speed 13.3 min–1 (rpm)
Travel Speed (fast/slow) 5.5/3.6 km/h (3.4/2.2 mph)
Gradeability 35° (tan θ = 0.70)
NOTE: H/P mode
*The dimensions do not include the height of the shoe lug.
H
J
F
E
C
B
I
K
D
Ｇ
A