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DIMENSIONS (SEMI-U TILT DOZER)
A
3955 mm
13'0"
B
2080 mm
6'10"
C
2260 mm
7'5"
D
2695 mm
8'10"
E
3500 mm
11'6"
F
925 mm
3'0"
G
870 mm
2'10"
H
2510 mm
8'3"
I
3210 mm
10'6"
J
8155 mm
26'9"
K
4975 mm
16'4"
Ground Clearance: 485 mm 1'7"
HYDRAULIC SYSTEM
Closed-center load sensing system (CLSS) designed for precise and
responsive control, and for efficient simultaneous operation.
Hydraulic control unit:
All spool control valves externally mounted beside the hydraulic tank.
Gear-type hydraulic pump with capacity (discharge flow) of 255 ltr
67.4 U.S. gal/min at rated engine rpm.
Relief valve setting. . . . . . . . . . . . . . 20.6 MPa 210 kg/cm
Control valves:
Spool control valve for Semi-U tilt dozer and Full-U tilt dozer.
Positions:
Blade lift. . . . . . . . . . . . . . . . . . . . . . . Raise, hold, lower, and float
Blade tilt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Right, hold, and left
Additional control valve required for variable digging angle
multi-shank ripper and giant ripper.
Positions:
Ripper lift . . . . . . . . . . . . . . . . . . . . . . . . . . Raise, hold, and lower
Ripper tilt . . . . . . . . . . . . . . . . . . . . . Increase, hold, and decrease
DOZER EQUIPMENT
Use of high-tensile-strength steel in moldboard for strengthened blade construction. Blade tilt hose piping is mounted inside the dozer
push arm to protect from damage.
Overall length
Blade
with dozer
capacity*
length x height
Semi-U
6300 mm
8.8 m
3
3955 mm x 1720 mm
Tilt Dozer
20'8"
11.5 yd
3
13' x 5'8"
Full-U
6695 mm
11.8 m
3
4265 mm x 1760 mm
Tilt Dozer
22'
15.4 yd
3
14' x 5'9"
Angle
6502 mm
4.9 m
3
4850 mm x 1205 mm
Tilt Dozer
21'4"
6.4 yd
3
15'11" x 3'11"
*Blade capacity is based on the SAE recommended practice J1265
10
Hydraulic cylinders . . . . . . . . . . . . . . . . . . . . Double-acting, piston
Number of cylinders
Blade Lift
2
Blade Tilt
1
Ripper Lift
2
Ripper Tilt
2
2
2,990 psi
Hydraulic oil capacity (refilling):
Semi-U tilt dozer . . . . . . . . . . . . . . . . . . . . . . . . 97 ltr
U-tilt dozer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 ltr
Multi-shank ripper (additional volume) . . . . . . . . 35 ltr
Giant ripper (additional volume) . . . . . . . . . . . . 35 ltr
Blade
Maximum lift
Maximum drop
Maximum tilt
above ground
below ground
adjustment
1250 mm
590 mm
1000 mm
4'1"
1'11"
3'3"
1250 mm
590 mm
1080 mm
4'1"
1'11"
3'7"
1295 mm
745 mm
520 mm
4'3"
2'5"
1'8"
STANDARD EQUIPMENT
● Air cleaner, double element with
dust indicator
● Alternator, 35 ampere
● Batteries, 2 x 12V/170 Ah
● Blower cooling fan
● Bogie roller guards
● Decelerator pedal
● Electronic instrument monitor panel
OPTIONAL EQUIPMENT
ROPS CANOPY
● Additional weight 505 kg 1,110 lb
● Meets ISO 3471, SAE J1040 APR88, and ISO 3449
FOPS standards.
● Roof dimensions:
—Length: 1275 mm 4'2"
—Width: 1500 mm 4'11"
—Height from operator compartment floor: 1757 mm 5'9"
STEEL CAB
● Additional weight: 285 kg 630 lb
● All-weather, enclosed pressurized cab.
● Roof dimensions:
—Length: 1765 mm 5'9"
—Width: 1720 mm 5'8"
—Height from floor to ceiling: 1515 mm 5'
VARIABLE MULTI-SHANK RIPPER
● Additional weight (including hydraulic control unit):
3710 kg 8,180 lb
● Beam length: 2260 mm 7'5"
Bore
● Hydraulically-controlled parallelogram-type ripper with
120 mm 4.72"
three shanks. Digging angle steplessly adjustable
● Maximum digging depth: 870 mm 2'10"
180 mm 7.09"
● Maximum lift above ground: 925 mm 3'
160 mm 6.30"
● Standard digging angle*: 49°
160 mm 6.30"
VARIABLE GIANT RIPPER
● Additional weight (including hydraulic control unit):
2760 kg 6,080 lb
25.6 U.S. gal
● Beam length: 1535 mm 5'
25.6 U.S. gal
● Hydraulically-controlled parallelogram-type ripper with one shank.
9.2 U.S. gal
Digging angle steplessly adjustable
9.2 U.S. gal
● Maximum digging depth: 1220 mm 4'
● Maximum lift above ground: 925 mm 3'
● Standard digging angle*: 49°
* Measured with ripper point on ground and shank is vertical
Additional
weight
4900 kg
10,800 lb
5600 kg
12,350 lb
5140 kg
11,330 lb
● Fenders
● ROPS mounting brackets
● Horn, warning
● Suspension seat
● Hydraulics for dozer
● Starting motor, 11 kW/24V
● Lighting system, (includes 2 front, 1 rear)
● Track roller guard, end sections
● Mono-lever steering control
● Track shoe assembly
● Muffler with rain cap
—Sealed and lubricated track
● Radiator reserve tank
● 560 mm 22" single grouser shoe
● Rear cover
● Underguards, oil pan and transmission
SHOES
Shoes (optional)
Additional weight
560 mm 22" single
grouser shoes
0 kg
0 lb
610 mm 24" single
grouser shoes
+210 kg
+460 lb
660 mm 26" single
grouser shoes
+400 kg
+880 lb
710 mm 28" single
grouser shoes
+620 kg
+1,370 lb
560 mm 22" extreme
service shoes
+460 kg
+1,010 lb
610 mm 24" extreme
service shoes
+700 kg
+1,540 lb
660 mm 26" extreme
service shoes
+940 kg
+2,070 lb
OTHER
● Air conditioner
● Backup alarm
● Cab heater and defroster
● Engine side cover
● Locks, filler caps and covers
● Hinged, strengthened radiator mask
● Reversible fan
● Rigid drawbar
● Seat belt
● Tool kit and ordinary spare parts
D155A-5
CRAWLER DOZER
Ground contact area
35950 cm
2
5,572 in
2
39160 cm
2
6,070 in
2
42370 cm
2
6,567 in
2
45580 cm
2
7,056 in
2
35950 cm
2
5,572 in
2
39160 cm
2
6,070 in
2
42370 cm
2
6,567 in
2
11
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