10
ENGINE
Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Komatsu SAA6D102E-2
Type . . . . . . . . . . . . . . . . . . . . Water-cooled, 4-cycle, direct injection
Aspiration. . . . . . . . . . . . . . . . . . . . . . . . . Turbocharged, aftercooled
Number of cylinders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Bore . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
102 mm
4.02"
Stroke. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
120 mm
4.72"
Piston displacement. . . . . . . . . . . . . . . . . . . . . . . . . .
5.88 ltr
359 in
3
Flywheel horsepower:
SAE J1349 . . . . . . . . . . . . . . . . . . .
125 kW
168 HP @ 2000 rpm
DIN6270 . . . . . . . . . . . . . . . . . . . . .
125 kW
170 PS @ 2000 rpm
Governor . . . . . . . . . . . . . . . . . . . . . . . All-speed control, mechanical
HYDRAULICS
Type . . HydrauMind (Hydraulic Mechanical Intelligence New Design)
system, closed-center system with load sensing valves and
pressure compensated valves
Number of selectable working modes . . . . . . . . . . . . . . . . . . . . . . . 3
Main pump:
Type . . . . . . . . . . . . . . . . . . . . . Variable displacement piston type
Pumps for . . . . . . . . Boom, arm, bucket, swing, and travel circuits
Maximum flow. . . . . . . . . . . . . . . . . .
439 ltr/min
116 U.S. gal/min
Supply for control circuit . . . . . . . . . . . . . . . . . Self-reducing valve
Hydraulic motors:
Travel . . . . . . . . . . . . . . . 2 x axial piston motor with parking brake
Swing . . . . . . . . . . 1 x axial piston motor with swing holding brake
Relief valve setting:
Implement circuits . . . . . . . . . . . 37.3 MPa
380 kgf/cm
2
5,400 psi
Travel circuit. . . . . . . . . . . . . . . . 37.3 MPa
380 kgf/cm
2
5,400 psi
Swing circuit. . . . . . . . . . . . . . . . 28.4 MPa
290 kgf/cm
2
4,120 psi
Pilot circuit . . . . . . . . . . . . . . . . . . . . 3.2 MPa
33 kgf/cm
2
470 psi
Hydraulic cylinders:
(Number of cylinders – bore x stroke x rod diameter)
Boom . . . . . .
2 – 130 mm x 1335 mm x 90 mm
5.1" x 52.6" x 3.5"
Arm . . . . . .
1 – 140 mm x 1635 mm x 100 mm
5.5" x 64.4" x 3.9"
Bucket: . . . . . . . . . . . . . . . . . for
2.5 m
8'2" and
3.05 m
10'0" Arm
1 – 130 mm x 1020 mm x 90 mm
5.1" x 40.2" x 3.5"
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . for
2.0 m
6'7" Arm
1 – 140 mm x 1009 mm x 100 mm
5.5" x 39.7" x 3.9"
DRIVES AND BRAKES
Steering control . . . . . . . . . . . . . . . . . . . . . . . Two levers with pedals
Drive method. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hydrostatic
Maximum drawbar pull . . . . . . . . . . . . . . 202 kN
20570 kg
45,350 lb
Gradeability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70%, 35°
Maximum travel speed: High . . . . . . . . . . . . . . . . .
5.5 km/h
3.4 mph
(Auto-Shift)
Low . . . . . . . . . . . . . . . . .
3.1 km/h
1.9 mph
Service brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hydraulic lock
Parking brake . . . . . . . . . . . . . . . . . . . . . . . . . Mechanical disc brake
SWING SYSTEM
Drive method. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hydrostatic
Swing reduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Planetary gear
Swing circle lubrication . . . . . . . . . . . . . . . . . . . . . . . Grease-bathed
Service brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hydraulic lock
Holding brake/Swing lock . . . . . . . . . . . . . . . . Mechanical disc brake
Swing speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.7 rpm
UNDERCARRIAGE
Center frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X-frame
Track frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Box-section
Seal of track . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Sealed track
Track adjuster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hydraulic
Number of shoes (each side):
PC220-7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
PC220LC-7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Number of carrier rollers . . . . . . . . . . . . . . . . . . . . . . . . . 2 each side
Number of track rollers (each side):
PC220-7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
PC220LC-7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
COOLANT AND LUBRICANT
CAPACITY
(REFILLING)
Fuel tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
400 ltr
105.7 U.S. gal
Coolant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
30.9 ltr
8.2 U.S. gal
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
24.0 ltr
6.3 U.S. gal
Final drive, each side . . . . . . . . . . . . . . . . . . . . . .
4.5 ltr
1.2 U.S. gal
Swing drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6.6 ltr
1.7 U.S. gal
Hydraulic tank . . . . . . . . . . . . . . . . . . . . . . . . . .
143 ltr
37.8 U.S. gal
OPERATING WEIGHT
(APPROXIMATE)
Operating weight including
5850 mm
19'2" one-piece boom,
3045 mm
10'0" arm, SAE heaped
1.0 m
3
1.31 yd
3
backhoe bucket,
rated capacity of lubricants, coolant, full fuel tank, operator, and
standard equipment.
PC220-7
PC220LC-7
Operating
Ground
Operating
Ground
Shoes
Weight
Pressure
Weight
Pressure
600 mm
22840 kg
50.0 kPa
23990 kg
48.1 kPa
0.51 kgf/cm
2
0.49 kgf/cm
2
23.6"
50,350 lb
7.25 psi
52,890 lb
6.97 psi
700 mm
23100 kg
43.1 kPa
24270 kg
41.2 kPa
0.44 kgf/cm
2
0.42 kgf/cm
2
27.6"
50,930 lb
6.26 psi
53,510 lb
5.97 psi
800 mm
23360 kg
38.2 kPa
24550 kg
36.3 kPa
0.39 kgf/cm
2
0.37 kgf/cm
2
31.5"
51,500 lb
5.55 psi
54,120 lb
5.26 psi
11
K
G
D, L
M
I
J
N
H, Q
A
P
C
E
O
F
B
G.L.
0
-1
-2
-3
-4
-5
-6
-7
0
1
2
3
4
5
6
7
8
9
10
5
6
7
8
9
10
11
12
11
(m)
1
2
3
4
H
A
B
C
D
E
F
G
(m)
2440
8'
WORKING RANGE
DIMENSIONS
BACKHOE BUCKET, ARM, AND BOOM COMBINATION
Arm Length
2000 mm
6'7"
2500 mm
8'2"
3045 mm
10'0"
A
Overall length
9865 mm
32'4"
9960 mm
32'8"
9885 mm
32'5"
B
Length on ground (transport): PC220-7
6470 mm
21'3"
5920 mm
19'5"
5190 mm
17'0"
PC220LC-7
6660 mm
21'10"
6115 mm
20'1"
5390 mm
17'8"
C
Overall height (to top of boom)
3220 mm
10'7"
3295 mm
10'10"
3160 mm
10'4"
PC220-7
PC220LC-7
D
Overall width
2980 mm
9'9"
3280 mm
10'9"
E
Overall height (to top of cab)
3015 mm
9'11"
3015 mm
9'11"
F
Ground clearance, counterweight
1100 mm
3'7"
1100 mm
3'7"
G
Ground clearance (minimum)
440 mm
1'5"
440 mm
1'5"
H
Tail swing radius
2940 mm
9'8"
2940 mm
9'8"
I
Track length on ground
3460 mm
11'4"
3845 mm
12'7"
J
Track length
4265 mm
14'0"
4640 mm
15'3"
K
Track gauge
2380 mm
7'10"
2580 mm
8'6"
L
Width of crawler
2980 mm
9'9"
3280 mm
10'9"
M
Shoe width
600 mm
23.6"
700 mm
27.6"
N
Grouser height
26 mm
1.0"
26 mm
1.0"
O
Machine cab height
2110 mm
6'11"
2110 mm
6'11"
P
Machine cab width
2710 mm
8'11"
2710 mm
8'11"
Q
Distance, swing center to rear end
2905 mm
9'6"
2905 mm
9'6"
Arm
2000 mm
6'7"
2500 mm
8'2"
3045 mm
10'0"
A
Max. digging height
9665 mm
31'9"
9790 mm
32'1"
10000 mm
32'10"
B
Max. dumping height
6715 mm
22'0"
6860 mm
22'6"
7035 mm
23'1"
C
Max. digging depth
5825 mm
19'1"
6320 mm
20'9"
6920 mm
22'8"
D
Max. vertical wall
digging depth
4750 mm
15’7"
5130 mm
16'10"
6010 mm
19'9"
E
Max. digging depth
of cut for 8' level
5585 mm
18'4"
6100 mm
20'0"
6700 mm
22'0"
F
Max. digging reach
9270 mm
30'5"
9670 mm
31'9"
10180 mm
33'5"
G
Max. digging reach
at ground level
9070 mm
29'9"
9480 mm
31'1"
10020 mm
32'10"
H
Min. swing radius
3300 mm
10'10"
3320 mm
10'11"
3450 mm
11'4"
Bucket digging force
176 kN
152 kN
152 kN
at power max.
17900 kgf
/39,460 lb
15500 kgf
/34,170 lb
15500 kgf
/ 34,170 lb
Arm crowd force
155 kN
142 kN
119 kN
at power max.
15800 kgf
/34,830 lb
14500 kgf
/31,970 lb
12100 kgf
/ 26,680 lb
Bucket digging force
197 kN
172 kN
172 kN
at power max.
20100 kgf
/44,310 lb
17500 kgf
/38,580 lb
17500 kgf
/ 38,580lb
Arm crowd force
161 kN
148 kN
129 kN
at power max.
16400 kgf
/36,160 lb
15100 kgf
/33,290 lb
13200 kgf
/29,100 lb
ISO rating
SAE rating
Bucket Capacity
Number
(heaped)
Width
Weight
Arm Length
SAE, PCSA
CECE
Without Side Cutters
With Side Cutters
With Side Cutters
of Teeth
2.00 m
6'7"
2.50 m
8'2"
3.05 m
10'0"
0.72 m
3
0.94 yd
3
0.65 m
3
0.85 yd
3
900 mm
35.4"
1005 mm
39.6"
658 kg
1,450 lb
3
1.00 m
3
1.31 yd
3
0.90 m
3
1.18 yd
3
1155 mm
45.5"
1260 mm
49.6”
734 kg
1,620 lb
4
1.14 m
3
1.49 yd
3
1.00 m
3
1.31 yd
3
1300 mm
51.2"
1405 mm
55.3"
793 kg
1,750 lb
5
□
□
1.26 m
3
1.65 yd
3
1.10 m
3
1.44 yd
3
1400 mm
55.1"
1505 mm
59.3"
845 kg
1,860 lb
5
□
General purpose use, density up to
1.8 ton/m
3
1.52 U.S. ton/yd
3
Light duty work, density up to
1.2 ton/m
3
1.01 U.S. ton/yd
3
□
General purpose use, density up to
1.5 ton/m
3
1.26 U.S. ton/yd
3
X
Not usable
S
PECIFICATIONS
H
Y D R A U L I C
E
X C A V A T O R
HYDRAULIC EXCAVATOR
PC220-7
PC220-7
0
