DX53W

CONTENTS PAGE

1. GENERAL SPECIFICATION................................................................................... 2

2. ENGINE SYSTEM .................................................................................................. 3

3. HYDRAULIC SYSTEM ........................................................................................... 3

4. SWING MECHANISM ............................................................................................ 3

5. TRAVEL SYSTEM .................................................................................................. 4

6. HYDRAULIC CYLINDERS ..................................................................................... 4

7. FRONT .................................................................................................................. 5

8. DIMENSIONS AND WORKING RANGE ................................................................. 7

9. LIFTING CAPACITIES .......................................................................................... 10

10. PERFORMANCE DATA ...................................................................................... 15

11. NOISE LEVEL .................................................................................................... 16

12. SUB GROUP WEIGHT ....................................................................................... 16

13. USER SERVICE DATA ....................................................................................... 17

MODEL DX53W 1/17

DOOSAN INFRACORE CO., LTD.
1. GENERAL SPECIFICATION

ITEMS UNIT DX53W(1) DX53W(2)

OPERATING WEIGHT ton 5.55 5.57
3
BUCKET CAPACITY (CECE / SAE) m 0.15 / 0.175
RATED POWER PS/rpm 54 / 2,200
ENGINE
MAX. TORQUE kgf.m/rpm 20 / 1,400
2
SYSTEM PRESSURE (FRONT,TRAVEL/SWING,DOZER) kgf/cm 230 / 210
SWING SPEED rpm 9.6
TRAVEL SPEED km/h 26/10
GRADEABILITY %(deg) 70 (35)
TIRE SIZE (SINGLE / TWIN) mm 12-16.5-12 PR / 8.25-15-14PR

DIGGING BUCKET (ISO / SAE) ton 4.1 / 3.6 4.1 /3.6

FORCE(SAE) ARM (ISO / SAE) ton 2.7 / 2.6 2.4 / 2.3
MAX. DIGGING REACH mm 6,110 6,400
MAX. DIGGING DEPTH mm 3,495 3,765
WORKING MAX. DIGGING HEIGHT mm 5,980 6,170
RANGE
REAR SWING RADIUS mm 1,650
MIN. SWING RADIUS mm 1,980 6,170 1,990
OVERALL LENGTH mm 6,120
OVERALL WIDTH mm 1,920

TRAVEL OVERALL HEIGHT mm 2,855

DIMENSION GROUND CLEARANCE mm 290
WHEEL BASE mm 2,100
TREAD mm 1,600
DOZER BLADE WIDTH x HEIGHT mm 1,920x500
MIN. TURNING RADIUS m 5.0

ARM : 1.6M, 1.9M

BUCKET : 0.175 m3, 0.19 m3, 0.07 m3,
REAR DOZER BLADE : 1,920 x 500, 2,290 x 500
TIRE : SINGLE 12 - 16.5 - 12PR
OPTION ATTACHMENT TWIN 8 - 8.25 - 14PR
BOOM LOCK VALVE
CLAMSHELL PIPING
QUICK CLAMP
FUEL FILLER PUMP

3
DX53W(1) : STD BOOM(3,000 mm), STD ARM(1,600 mm), BUCKET(0.175 m ), REAR DOZER BLADE(1,920x500)
DX53W(2) : STD BOOM(3,000 mm), OPT ARM(1,900 mm), BUCKET(0.175 m 3), REAR DOZER BLADE(1,920x500)

MODEL DX53W 2/17

DOOSAN INFRACORE CO., LTD.
2. ENGINE SYSTEM

2.1) ENGINE
RATED HORSE POWER : 54 PS / 2,200 rpm (KS R1004)
39.7 kW (54 PS) / 2,200 rpm (DIN 6271)
9.7 kW (54 HP) / 2,200 rpm (SAE)
MAX. TORQUE : 20 kgf.m / 1,400 rpm
FUEL CONSUMPTION : 170g/PS-hr @ NET RATED OUTPUT
TYPE : WATER-COOLED, DIRECT INJECTION
DISPLACEMENT : 3,054 cc
No. OF CYLINDER : 4
BORE & STROKE : 94 x 110 mm

2.2) ALTERNATOR
VOLTAGE : 12 V
RATING AMPERES : 60A

2.3) BATTERY
SYSTEM VOLTAGE : 12 V
QUANTITY : 1
CAPACITY (AMP) : 100 AH

3. HYDRAULIC SYSTEM

3.1) MAIN PUMP

TYPE : 2 VARIABLE PISTON+2FIXED GEAR
DISPLACEMENT : 2 x 25 + 16.2 + 8.9 cc/rev
MAX. FLOW RATE : 2 x 60 + 38.9 + 21.4 Liter/min

3.2) CONTROL VALVE; MAIN

RELIEF VALVE PRESSURE : 210 kgf/cm2 (SW, DZ)
: 230 kgf/cm2(ALL OTHERS)
PORT RELIEF VALVE PRESSURE : 245 kgf/cm2 (BOOM, ARM, BUCKET, BS)

3.3) REMOTE CONTROL VALVE; JOYSTICK

PRESSURE/STROKE CHARACTERISTIC : 20.5 kgf/cm2 at 6.5mm STROKE(ARM,SWING)
20.5 kgf/cm2 at 8.5mm STROKE(BOOM,BUCKET)

4. SWING MECHANISM

4.1) SWING PERFORMANCE

MAX. SWING SPEED : 9.6 rpm
MAX. SWING TORQUE : 1,020kgf-m

MODEL DX53W 3/17

DOOSAN INFRACORE CO., LTD.
5. TRAVEL SYSTEM

5.1) TRAVELLING PERFORMANCE (SEE PAGE 17)

MAX. SPEED : 26km/Hr
MAX. TRACTIVE EFFORT : 3.3 TON
GRADEABILITY : 35(70%)

6. HYDRAULIC CYLINDERS
BOOM
BOOM ARM BUCKET DOZER CHOCKING
SWING
QUANITIY 1 1 1 1 2 1
110mm 85mm 80mm 110mm 75mm 95mm
BORE
(4.33") (3.34") (3.15 ") (4.33") (2.95 ") (3.74 ")
712mm 873mm 600mm 160mm 100mm 558mm
STROKE
(2' 4") (2' 10") (2') (6.3") (3.94") (1' 10")
60mm 55mm 50mm 60mm 75mm 50mm
ROD DIA.
(2.36") (2.17") (1.97") (2.36") (2.95 ") (1.97")

MODEL DX53W 4/17

DOOSAN INFRACORE CO., LTD.
7. FRONT

7.1) FRONT LINKAGE PIN SIZES

POINT DIA(mm) LINGTH(mm)

A 55 357
B 50 205
C 50 206
D 50 152
E 50 152
F 50 287
G 50 152
H 50 286
I 45 285
J 45 285
K 45 286

MODEL DX53W 5/17

DOOSAN INFRACORE CO., LTD.
 7.2) WORKING ATTACHMENT

7.2.1) BOOM
LENGTH (mm) WEIGHT (kg)
MONO BLOCK BOOM (STANDARD) 3,000 258

7.2.2) ARM
DIGGING FORCE
LENGTH (mm) WEIGHT (kgf)
(TON)
SHORT X X
STANDARD 1,600 120 [SAE] 2.615 [ISO] 2.69
LONG 1,900 140 [SAE] 2.270 [ISO] 2.4

7.2.3) BUCKET
3
CAPACITY (m ) BUCKET WIDTH (mm) DIGGINGFORCE
CECE SAE W/CUTTER W/O CUTTER (TON)

0.15 0.175 724 654

[SAE] 3.637
GP 0.17 0.19 784 712
[ISO] 4.06
0.06 0.07 362 300

7.3) OPTION PIPING

AVAILABLE ATTACHMENT : BREAKER
CLAMSHELL

MODEL DX53W 6/17

DOOSAN INFRACORE CO., LTD.
8. DIMENSIONS AND WORKING RANGE

8.1) DIMENSIONS

DIMENSIONS
DESCRIPTION REFERENCE STANDARD OPTION
(SINGLE TIRE) (TWIN TIRE)
OVERALL LENGTH A 6,120mm
OVERALL WIDTH B 1,920mm 2,290mm
OVERALL HEIGHT C 2,855mm
OVERALL HEIGHT
D 2,855mm
(TO TOP OF CAB)
TAIL SWING RADIUS E 1,650mm
MINIMUM GROUND CLEARANCE F 290mm
UPPER STRUCTURE GROUND CLEARANCE G 980mm
ENGINE COVER HEIGHT H 1,935mm
UPPER STRUCTURE WIDTH I 1,850mm
WHEEL BASE J 2,100mm
TREAD WIDTH K 1,600mm 2,275mm

MODEL DX53W 7/17

DOOSAN INFRACORE CO., LTD.
8.2) WORKING RANGE(1.6M ARM)

DIMENSION
REFERANCE DISCRIPTION
STANDARD (3.0m BOOM, 1.6m ARM)

A Max. Digging Radius 6,110 mm

B Max. Digging Depth 3,495 mm

C Max. Digging Height 5,980 mm

D Max. Dump Height 4,265 mm

E Min. Swing Radius 2,445 mm

MODEL DX53W 8/17

DOOSAN INFRACORE CO., LTD.
8.3) WORKING RANGE (1.9M ARM)

DIMENSION
REFERANCE DISCRIPTION
STANDARD (3.0m BOOM, 1.9m ARM)

A Max. Digging Radius 6,400 mm

B Max. Digging Depth 3,795 mm

C Max. Digging Height 6,170 mm

D Max. Dump Height 4,455 mm

E Min. Swing Radius 2,465 mm

MODEL DX53W 9/17

DOOSAN INFRACORE CO., LTD.
9. LIFTING CAPACITIES

9.1) LIFTING CAPACITY (DOZER UP, FRONT,1.6M ARM)

A : Load radius from centerline of rotation

B : Load point height
S : Rated lift capacity-over side (Free on
Wheel/Dozer Up)
F : Rated lift capacity-over front (Free on
Wheel/Dozer Up)

METRIC (STD)
A(m) 2 3 4 5 Max. Reach
B(m) F S F S F S F S F S A(m)
4 *0.98 *0.98 *0.87 0.82 4.54
3 *1.14 0.99 *0.96 0.68 *0.89 0.68 5.03
2 *2.33 *2.33 *1.90 1.47 *1.44 0.95 1.19 0.67 *0.96 0.62 5.25
1 *1.19 *1.19 *2.61 1.38 1.65 0.91 1.17 0.65 1.08 0.60 5.25
0(GROUND) *2.14 *2.14 2.59 1.34 1.62 0.88 1.15 0.64 1.15 0.64 5.01
-1 *3.38 2.60 2.58 1.34 1.61 0.88 1.34 0.74 4.51
-2 *4.20 2.65 *2.52 1.36 1.93 1.05 3.60

FEET (STD)
A(ft) 10 15 Max. Reach
B(ft) F S F S F S A(ft)
15 *1.96 *1.96 13.44
10 *2.50 1.76 *1.96 1.50 16.44
5 *4.90 3.07 2.98 1.67 2.24 1.33 17.31
0(GROUND) 5.55 2.90 2.91 1.60 2.53 1.40 16.45
-5 5.56 2.90 3.44 1.88 13.45

1. THE WEIGHT OF BUCKET IS 140 KG.

2. LOAD POINT IS THE HOOK ON THE BACK OF THE BUCKET.
3. * RATED LOADS ARE BASED ON HYDRAULIC CAPACITY.
4. RATED LOADS DO NOT EXCEED 87% OF HYD. CAPACITY OR 75% OF TIPPING CAPCACITY

MODEL DX53W 10/17

DOOSAN INFRACORE CO., LTD.
 9.2) LIFTING CAPACITY (DOZER UP, REAR, 1.6M ARM)

A : Load radius from centerline of rotation

B : Load point height
S : Rated lift capacity-over side (Free on
Wheel/Dozer Up)
F : Rated lift capacity-over front (Free on
Wheel/Dozer Up)

METRIC (STD)
A(m) 2 3 4 5 Max. Reach
B(m) F S F S F S F S F S A(m)
4 *0.98 *0.98 *0.87 0.82 4.54
3 *1.14 0.99 0.79 0.68 0.78 0.68 5.03
2 *2.33 *2.33 1.71 1.47 1.10 0.95 0.77 0.67 0.71 0.62 5.25
1 *1.19 *1.19 1.62 1.38 1.06 0.91 0.65 0.65 0.70 0.60 5.25
0(GROUND) *2.14 *2.14 1.58 1.34 1.03 0.88 0.64 0.64 0.74 0.64 5.01
-1 3.17 2.60 1.58 1.34 1.02 0.88 0.86 0.74 4.51
-2 3.22 2.65 1.60 1.36 1.22 1.05 3.60

FEET (STD)
A(ft) 10 15 Max. Reach
B(ft) F S F S F S A(ft)
15 *1.96 *1.96 13.44
10 2.02 1.75 1.73 1.50 16.44
5 3.58 3.07 1.94 1.67 1.55 1.33 17.31
0(GROUND) 3.40 2.90 1.87 1.60 1.63 1.40 16.45
-5 3.41 2.90 2.19 1.88 13.45

1. THE WEIGHT OF BUCKET IS 140 KG.

2. LOAD POINT IS THE HOOK ON THE BACK OF THE BUCKET.
3. * RATED LOADS ARE BASED ON HYDRAULIC CAPACITY.
4. RATED LOADS DO NOT EXCEED 87% OF HYD. CAPACITY OR 75% OF TIPPING CAPCACITY

MODEL DX53W 11/17

DOOSAN INFRACORE CO., LTD.
 9.3) LIFTING CAPACITY (DOZER DOWN, REAR, 1.6M ARM)

A : Load radius from centerline of rotation

B : Load point height
S : Rated lift capacity-over side (Free on
Wheel/Dozer Down)
F : Rated lift capacity-over front (Free on
Wheel/Dozer Down)

METRIC (STD)
A(m) 2 3 4 5 Max. Reach
B(m) F S F S F S F S F S A(m)
4 *0.98 *0.98 *0.87 *0.87 4.54
3 *1.14 *1.14 *0.96 0.87 *0.89 0.87 5.03
2 *2.33 *2.33 *1.90 *1.90 *1.44 1.22 *1.27 0.86 *0.96 0.79 5.25
1 *1.19 *1.19 *2.61 1.82 *1.76 1.17 *1.42 0.84 *1.10 0.78 5.25
0(GROUND) *2.14 *2.14 *2.95 1.77 *1.97 1.15 *1.42 0.83 *1.35 0.82 5.01
-1 *3.38 *3.38 *2.93 1.77 *1.99 1.14 *1.67 0.96 4.51
-2 *4.20 3.69 *2.52 1.80 *1.94 1.36 3.60

FEET (STD)
A(ft) 10 15 Max. Reach
B(ft) F S F S F S A(ft)
15 *1.96 *1.96 13.44
10 *2.50 2.24 *1.96 1.92 16.44
5 *4.90 4.00 *3.14 2.15 *2.24 1.72 17.31
0(GROUND) *6.34 3.82 *3.69 2.08 *2.99 1.82 16.45
-5 *6.01 3.82 *3.96 2.45 13.45

1. THE WEIGHT OF BUCKET IS 140 KG.

2. LOAD POINT IS THE HOOK ON THE BACK OF THE BUCKET.
3. * RATED LOADS ARE BASED ON HYDRAULIC CAPACITY.
4. RATED LOADS DO NOT EXCEED 87% OF HYD. CAPACITY OR 75% OF TIPPING CAPCACITY

MODEL DX53W 12/17

DOOSAN INFRACORE CO., LTD.
 9.4) LIFTING CAPACITY (DOZER UP, FRONT, 1.9M ARM)

A : Load radius from centerline of rotation

B : Load point height
S : Rated lift capacity-over side (Free on
Wheel/Dozer Up)
F : Rated lift capacity-over front (Free on
Wheel/Dozer Up)

METRIC (OPT)
A(m) 2 3 4 5 Max. Reach
B(m) F S F S F S F S F S A(m)
5 *0.79 *0.79 4.10
4 *0.75 0.72 4.89
3 *0.98 *0.98 *1.04 0.68 *0.76 0.61 5.35
2 *2.92 2.87 *1.63 1.49 *1.30 0.95 *1.17 0.67 *0.80 0.56 5.55
1 *1.46 *1.46 *2.41 1.39 1.65 0.91 1.16 0.64 *0.90 0.54 5.55
0(GROUND) *1.99 *1.99 2.58 1.34 1.61 0.88 1.14 0.63 1.04 0.57 5.33
-1 *2.97 2.57 2.57 1.32 1.60 0.86 1.19 0.65 4.87
-2 *4.43 2.61 2.58 1.34 1.61 0.88 1.58 0.86 4.05
-3 *2.92 2.70 *2.24 1.92 2.45

FEET (OPT)
A(ft) 10 15 Max. Reach
B(ft) F S F S F S A(ft)
15 *1.68 *1.68 14.74
10 *2.22 1.76 *1.66 1.35 17.49
5 *4.38 3.09 *2.92 1.67 *1.86 1.20 18.30
0(GROUND) 5.54 2.88 2.89 1.58 2.29 1.26 17.50
-5 5.51 2.86 2.95 1.62 14.76
-10 *5.07 4.66 7.59

1. THE WEIGHT OF BUCKET IS 140 KG.

2. LOAD POINT IS THE HOOK ON THE BACK OF THE BUCKET.
3. * RATED LOADS ARE BASED ON HYDRAULIC CAPACITY.
4. RATED LOADS DO NOT EXCEED 87% OF HYD. CAPACITY OR 75% OF TIPPING CAPCACITY.

MODEL DX53W 13/17

DOOSAN INFRACORE CO., LTD.
 9.5) LIFTING CAPACITY (DOZER UP, REAR, 1.9M ARM)

A : Load radius from centerline of rotation

B : Load point height
S : Rated lift capacity-over side (Free on
Wheel/Dozer Up)
F : Rated lift capacity-over front (Free on
Wheel/Dozer Up)

METRIC (OPT)
A(m) 2 3 4 5 Max. Reach
B(m) F S F S F S F S F S A(m)
5 *0.79 *0.79 4.10
4 *0.75 0.72 4.89
3 *0.98 *0.98 0.79 0.68 0.70 0.61 5.35
2 *2.92 2.87 *1.63 1.49 1.10 0.95 0.77 0.67 0.65 0.56 5.55
1 *1.46 *1.46 1.63 1.39 1.05 0.91 0.75 0.64 0.63 0.54 5.55
0(GROUND) *1.99 *1.99 1.58 1.34 1.02 0.88 0.73 0.63 0.67 0.57 5.33
-1 *2.97 2.57 1.56 1.32 1.01 0.86 0.76 0.65 4.87
-2 3.17 2.61 1.58 1.34 1.02 0.88 1.00 0.86 4.05
-3 *2.92 2.70 *2.24 1.92 2.45

FEET (OPT)
A(ft) 10 15 Max. Reach
B(ft) F S F S F S A(ft)
15 *1.68 *1.68 14.74
10 2.03 1.76 1.56 1.35 17.49
5 3.61 3.09 1.93 1.67 1.40 1.20 18.30
0(GROUND) 3.39 2.88 1.85 1.58 1.47 1.26 17.50
-5 3.37 2.86 1.89 1.62 14.76
-10 *5.07 4.66 7.59

1. THE WEIGHT OF BUCKET IS 140 KG.

2. LOAD POINT IS THE HOOK ON THE BACK OF THE BUCKET.
3. * RATED LOADS ARE BASED ON HYDRAULIC CAPACITY.
4. RATED LOADS DO NOT EXCEED 87% OF HYD. CAPACITY OR 75% OF TIPPING CAPCACITY.

MODEL DX53W 14/17

DOOSAN INFRACORE CO., LTD.
 9.6) LIFTING CAPACITY (DOZER DOWN, REAR, 1.9M ARM)

A : Load radius from centerline of rotation

B : Load point height
S : Rated lift capacity-over side (Free on
Wheel/Dozer Down)
F : Rated lift capacity-over front (Free on
Wheel/Dozer Down))

METRIC (OPT)
A(m) 2 3 4 5 Max. Reach
B(m) F S F S F S F S F S A(m)
5 *0.79 *0.79 4.10
4 *0.75 *0.75 4.89
3 *0.98 *0.98 *1.04 0.88 *0.76 *0.76 5.35
2 *2.92 *2.92 *1.63 *1.63 *1.30 1.22 *1.17 0.86 *0.80 0.72 5.55
1 *1.46 *1.46 *2.41 1.83 *1.65 1.17 *1.34 0.83 *0.90 0.71 5.55
0(GROUND) *1.99 *1.99 *2.86 1.77 *1.91 1.14 *1.47 0.82 *1.07 0.74 5.33
-1 *2.97 *2.97 *2.95 1.75 *2.00 1.13 *1.43 0.85 4.87
-2 *4.43 3.64 *2.69 1.77 *1.78 1.14 *1.74 1.12 4.05
-3 *2.92 *2.92 *2.24 *2.24 2.45

FEET (OPT)
A(ft) 10 15 Max. Reach
B(ft) F S F S F S A(ft)
15 *1.68 *1.68 14.74
10 *2.22 *2.22 *1.66 *1.66 17.49
5 *4.38 4.03 *2.92 2.14 *1.86 1.56 18.30
0(GROUND) *6.16 3.80 *3.58 2.06 *2.37 1.64 17.50
-5 *6.19 3.78 *3.57 2.10 14.76
-10 *5.07 *5.07 7.59

1. THE WEIGHT OF BUCKET IS 140 KG.

2. LOAD POINT IS THE HOOK ON THE BACK OF THE BUCKET.
3. * RATED LOADS ARE BASED ON HYDRAULIC CAPACITY.
4. RATED LOADS DO NOT EXCEED 87% OF HYD. CAPACITY OR 75% OF TIPPING CAPCACITY.

10. PERFORMANCE DATA

MAIN RELIEF PRESSURE

FRONT/SWING, DOZER : 230 / 210 kgf/cm2
TRAVEL : 230 kgf/cm

MODEL DX53W 15/17

DOOSAN INFRACORE CO., LTD.
11. NOISE LEVEL

LWA SURFACE SOUND POWER LEVEL : -dB(A)

LpA OPERATOR NOISE : -dB(A)

12. SUB GROUP WEIGHT

ITEM UNIT FIGURE REMARKS

SUPER STRUCTURE kg 2,588

UNDER CARRIAGE kg 1,956 INCL. SWING BEARING
FRONT ASSEMBLY kg 773
COUNTER WEIGHT kg 233
- BOOM kg 258 3,000 mm
- ARM(STD) kg 120 1,600 mm
- ARM(OPT) Kg 140 1,900 mm
- BUCKET kg 140 0.175 m (SAE)
- BOOM CYL. kg 68
- ARM CYL. kg 59
- BUCKET CYL. kg 41
- DOZER kg 196
- DOZER CYL. kg 35

MODEL DX53W 16/17

DOOSAN INFRACORE CO., LTD.
13. USER SERVICE DATA

COMPARTMENT/ TYPE OF FLUID No, OF SERVICE INTERVAL (hr)

GREASE JOINT OR LUBRICANT C/G 10 50 150 250 500 1000 2000
FRONT JOINT PIN GREASE 12 F100 W10
SWING BEARING GREASE 3
SWING GEAR GREASE 1
FRONT AXLE STEERING KNUCKLE GREASE 4
DOZER BLADE PIN GREASE 12 F100 W10
FRONT AXLE PIVOT PIN GREASE 2 F100 W10
PROPELLER SHAFT GREASE 8 F100 W10
BOOM SWING CYLINDER PIN GREASE 2 F100 W10
BOOM SWING BRACKET PIN GREASE 2 F100 W10
ENGINE OIL PAN ENGINE OIL 11.6 V F
ENGINE OIL FILTER CORTRIDGE 1 F
TRANSMISSION ENGINE OIL 1.5 F
FRONT AXLE CASE GEAR OIL 4.6 F
REAR AXLE CASE GEAR OIL 4.3 F
FRONT AXLE HUB CASE GEAR OIL 2x0.15 F

REAR AXLE HUB CASE GEAR OIL 2x0.15 F

OIL TANK GEAR OIL 72 V

HYD. OIL SUCTION FILTER STRAINER 1 C
FULL-FLOW FILTER ELEMENT 1 F
PILOT FILTER ELEMENT 1 F
FUEL TANK DIESEL 120 V
FUEL SUCTION FILTER STRAINER 1 C
FUEL FILTER CORTRIDGE 1 F
AIR CLEANER (OUTER) ELEMENT 1 C
AIR CLEANER (INNER) ELEMENT 1 C
AIR CONDITIONER FILTER ELEMENT 1 C
HYDAULIC OIL TANK BREATHER ELEMENT 1
RADIATOR COOLANT 10 V PG
RADIATOR CORE CORE 1 C
OIL COOLER CORE CORE 1 C

V : Maintenance & Refill C : Cleaning

F : First Time Exchange Only F100 : Every 10 Hours for First 100 Hours
W10 : Every 10 Hours If Operating In Water Gray Box : Replacement on Every Interval
EG : Ethylene Glycol PG : Propylene Glycol

MODEL DX53W 17/17

DOOSAN INFRACORE CO., LTD.