KOMATSU WA380-5, WA480-5 Technische Daten

TESTING AND ADJUSTING STANDARD VALUE TABLE FOR ENGINE

+50

STANDARD VALUE TABLE FOR ENGINE

Machine Model WA380-5H

Engine SAA6D114E-3

Item Measurement Condition s Unit

High idling

Revolving speed

Exhaust tem perature (Turbocharger outlet temperature)

Intake air pressure (Boost pressure)

Exhaust gas color

Valve clearance

Compression pressure

Blow-by pressure

Oil pressure

Oil temperature All revolution ranges (Inside oil pan) Fuel injection timing Before compression top dead center

Belt tension

Low idling 920 Rated revolving speed 2,000 2,000

All revolution ranges (Atmospheric temperat ure : 20

°C)

At rated output

At sudden acceleration At high idling

Air intake valve Exhaust valve (Normal temperature)

Oil temperature: 40 ~ 60 (SAE30 oil)

(Engine speed) At rated output

(Operating range of water tempe rat ure) (SAE30 oil)

(Operating range of water tempe rat ure)

At high idling (15W-40)

At low idling (15W-40)

At high idling (SAE10W)

At low idling (SAE10W)

Deflection made by finger pressure of about

58.8 N {about 6 kg} Deflection made by fin-

ger pressure of about 98 N {about 10 kg}

°C

Idler pulley - Crank pulley

Air conditioner compressor - Crank pulley

rpm

°C Max. 550 Max. 600

kPa

{mmHg}

Bosch index

mm

MPa

2

}

{kg/cm

(rpm)

kPa

O}

{mmH

2

MPa

2

}

{kg/cm

°C 90 ~ 120 Min. 120

°(deg.) 8.5 ± 1 8.5 ± 1

mm

Standard V alue F or New

Machine

2,250 ± 50 2,250 ± 50

920

0

113.1 ~ 126.4 {850 ~ 950}

Max. 4.5 Max. 1.0

0.33 ± 0.05

0.56 ± 0.05

Min. 2.4

{24.6}

(250 rpm)

Max. 0.98

{Max. 100}

0.36 ~ 0.61 {3.5 ~ 6.0}

Min. 0.15

{1.5}

0.30 - 0.56 {3.0 - 5.5}

Min. 0.10

{1.0}

8

16 ~ 20 16 ~ 20

Difference between cyl-

inders: Max. 0.7 {6.9}

Service Limit Value

0

Max. 106.4

{Max. 800}

Min. 133.3

{Min. 1,000}

Min. 6.5

Max. 1.5

0.33 ± 0.05

0.56 ± 0.05

Min. 2.0 {20.5}

(250 rpm)

Max. 1.96

{Max. 200}

0.21

{2.1}

0.07

{0.7}

0.18

{1.8}

0.07

{0.7}

Above 1 0

or

below 6

20-2 WA380-5H

TESTING AND ADJUSTING STANDARD VALUE TABLE FOR CHASSIS

5

STANDARD VALUE TABLE FOR CHASSIS

The * mark shows the value before the detent.

Machine Model WA380-5H

Category Item Measuremen t Conditions Unit

N - FORWARD,

REVERSE

N - FORWARD,

REVERSE

1st ~ 2nd 2nd ~ 3rd {0.6

3rd ~ 4th { 0. 6

• Engine Stopped

• Measure at center of lever knob

• Engine stopped

• Measure at center of lever knob

1st ~ 2nd 2nd ~ 3rd 35

Directional

lever

Speed lever

Operating effort

Travel

Operating effort

Travel

3rd ~ 4th 35

HOLD → RAISE

• Engine speed: Low idling

Operating effort

RAISE → HOLD

HOLD → LOWER

Lift arm

LOWER → HOLD

LOWER → FLOAT

FLOAT → HOLD

• Hydraulic oil tempera ture:

°C

45 ~ 55

Working

equipment

control lever

Bucket

HOLD → DUMP

HOLD → TILT

N

{kg}

mm 35

N

{kg}

mm

N

{kg}

Standard Value For New

Machine

+ 4 . 9

.9

-3.0

{0.6

+0.5

-0.3

Service Limit Value

} Max. 16.7 {1.7}

± 10 35 ± 20

+ 4 . 9

.9

-3.0 + 4 . 9

.9

-3.0 + 4 . 9

.9

-3.0

35

+0.5

{0.6

} Max. 16.7 {1.7}

-0.3

+0.5

} Max. 16.7 {1.7}

-0.3

+0.5

} Max. 16.7 {1.7}

-0.3

± 10 35 ± 20 ± 10 35 ± 20 ± 10 35 ± 20

Max. 12.8 {1.3} * Max. 19.6 {2.0} *

Max. 14.7 { 1 .5} Max. 22.6 {2.3}

Max. 12.8 {1.3} * Max. 19.6 {2.0} *

——

Max. 15.7 { 1 .6} Max. 23.5 {2.4}

Max. 14.7 { 1 .5} Max. 22.6 {2.3}

Max. 17.7 { 1 .8} Max. 26.5 {2.7}

Max. 12.8 {1.3} * Max. 19.6 {2.0} *

Steering

wheel

Frame

TILT → HOLD

HOLD → RAISE

Lift arm

Travel

Bucket

HOLD → RAISE

Play

Operating effort

Turning speed (Not including play)

Low idling

Operating time

High idling

Clearance betwee n front frame and rear frame

• Engine speed: Low idling

• Hydraulic oil tempera ture:

°C

45 ~ 55

• Engine stopped

• Machine facing straight to front

• Flat, horiz o n tal, straight, dry paved road surface

• Engine speed: Low idling (Bucket empty)

• Engine speed: High idling

• Left lock - right lock

• Engine speed: Low idling

• Hydraulic oil temperature: 45 ~ 55 °C

• Left lock - Right lock

• Engine speed: 1,200 rpm"

• Hydraulic oil temperature: 45 55 °C

• Flat, level, straight, dry, and paved road

• At max. steering angle

P mode

N mode

Max. 14.7 { 1 .5} Max. 22.6 {2.3}

43

± 9 * 43 ± 18 *

43 ± 9 * 43 ± 18 *

mm

50 ± 950 ± 18 50 ± 950 ± 18

43 ± 9 * 43 ± 18 *

mm Max. 40 Max. 100

N

{kg}

Turns

Sec.

mm 25 ± 2

∼ 12.6

6.9

{0.7 ~ 1.3}

Max. 19.6 {2.0}

4.0 ± 0.4 4.0 ± 0.4

4.5

± 0.4

3.6 ± 0.3

3.7 ± 0.3

Max. 7.0

Max. 5.3

Max. 5.7

—

WA380-5H 20-3

TESTING AND ADJUSTING STANDARD VALUE TABLE FOR CHASSIS

Machine Mod el WA380-5H

Category Item Measurement Condition Unit

Pressing effort

• Measure while engine is running.

• Measure at 150 mm from fulcrum of pedal.

N

{kg}

Standard Value For

New Machine

60.8 ~ 80.4 {6.2 ~ 8.2}

Service Limit

Value

Max. 117.6

{12.0}

Accelera-

tor pedal

Brake

pedal

α1)

Neutral (

Pressing angle

Height of stopper (L) mm 60

Operating effort

Operating angle

Play mm 5

Fitting of wheel lock ring

Neutral (

α2)

α1)

Neutral ( Neutral (α2) —

• Measure while engine is stopped.

°C

deg.

N

{kg}

deg.

P-mode

N-mode

• Engine speed: Low idling

• Hydraulic oil temperature : 45 ~ 55

BWW10090

A

• Tire inflation pressure: Specified pres-

BMax. 4.0—

sure

33

37

294

{30

15

Max. 2.5 —

48 —

± 1—

± 5—

± 29.4

± 3}

45 —

+1

0

± 0.5—

Max. 421.4 {43}

Tire

Clearance of whee l lock ring

C2 ~ 10—

TEW00003

mm

20-4 WA380-5H

TESTING AND ADJUSTING STANDARD VALUE TABLE FOR CHASSIS

+5

-10

5 0

+ 0 . 9 8

0 5

+ 0 . 9 8

0 0

+ 1 . 5

5

Machine Model WA380-5H

Category Item Measurement Conditions Unit

Torque converter

• Engine water temperature: Operating range

• Torque converter oil

N mode

P mode 2,120

temperature:

Engine speed

Hydraulic stall

Torque converter stall + hydraulic stall

°C

60 ~ 80

• Hydrauli c oil temperature:

°C

45 ~ 55

N mode 1,810

P mode 2,150

N mode 1,715

P mode 1,715

Standard Value For New

rpm

Machine

± 50 1,815 ± 100

1,815

Service Limit Value

± 50 2,120 ± 100

± 100 1,810 ± 200

± 100 2.150 ± 200

± 100 1,715 ± 200

Main relief valve

Torque converter relief (Inlet port) pressure

Transmis-

sion, torque

converter

Torque converter outlet port oil pressure

ECMV output (Clutch) oil pressure

Steering Steering relief pressure

Charge cut-in pressure

Accumulator

Charge cut-out pressure

Low idling

Rated speed

1st, 2nd, 3rd, 4th

F - R

Lock-up

• Torque converter oil te m perature: 60 ~ 80

°C

• Engine: Rated speed

• Torque converter oil te m perature:

°C

60 ~ 80

• Engine: Rated speed

• Manual swit ch O N

• Hydraulic oil temperature:

°C

45 ~ 55

• Engine speed: High idling

• Engine speed: Low idling

• Hydraulic oil temperature: 45 ~ 55 °C

• Point where brake oil pressure warning lamp goes out

• Point where oil pressure is going up and then starts to go down

MPa

{kg/cm2}

MPa

{kg/cm2}

MPa

{kg/cm2}

2.74 ± 0.2

± 2}

{27.9

± 0.20

2.86

{29.2

± 2.0}

Max. 0.88

{Max. 9.0}

0.44

± 0.05 ± 0.5}

{4.5

± 0.15

2.11

{21.5

± 1.5}

± 0.15

1.91

{19.5

± 1.5}

± 0.15

1.72

± 1.5}

{17.5

15.7 ± 0.49

± 5}

{160

+0.5

5.9

0

+

{60 }

9.8

0

+1

{100 }

2.74

± 0.2

± 2}

{27.9

± 0.20

2.86

{29.2

± 2.0}

Max. 0.88

{Max. 9.0}

0.44

± 0.05 ± 0.5}

{4.5

± 0.15

2.11

{21.5

± 1.5}

± 0.15

1.91

{19.5

± 1.5}

1.72

± 0.15

± 1.5}

{17.5

+0.49

15.7 {160 }

-0.98

5.9

-0.5

+1

{60 }

-

9.8

-0.5

+1

{100 }

-

WA380-5H 20-5

TESTING AND ADJUSTING STANDARD VALUE TABLE FOR CHASSIS

Machine Model WA380-5H

Cate-

gory

Power train

Item Measurement Conditions Unit

1st

P mode

FORW ARD

N mode

Travel speed (Bucket empty)

P mode

REVERSE

N mode

2nd 12.3

3rd 21.4 4th 34.0 1st 5.3

2nd 9.3

3rd 16.7 4th 27.0 1st 7.3

2nd 12.8

3rd 22.6 4th 35.0 1st 5.7

2nd 9.9

3rd 17.7 4th 27.9

Brake oil pressure

• Hydraulic oil te mperature: 45 ~ 55

°C

km/h

Standard Value For New

Machine

6.8

± 0.3 6.8 ± 0.5

Service Limit Value

± 0.6 12.3 ± 0.9 ± 1.1 21.4 ± 1.6

± 1.7 34.0 ± 2.6 ± 0.3 5.3 ± 0.4 ± 0.5 9.3 ± 0.7

± 0.8 16.7 ± 1.3

± 1.4 27.0 ± 2.0 ± 0.4 7.3 ± 0.5

± 0.6 12.8 ± 1.0

± 1.1 22.6 ± 1.7

± 1.8 35.0 ± 2.6 ± 0.3 5.7 ± 0.4 ± 0.5 9.9 ± 0.7

± 0.9 17.7 ± 1.3

± 1.4 27.9 ± 2.1

5.1 ± 0.49 {52 ± 5} 5.1 ± 0.98 {52 ± 10}

Wheel brake

Drop in brake pressure

Performance

Disc wear

• Engine stopped

• Keep brake pedal depre sse d a t 4. 9 MPa {50 kg/cm

2

} and measure drop in

oil pressure after 5 min.

• Tire inflation pressure: Specified pressure

• Flat, horizontal, straight, dry paved road surface

• Speed when applying brake: 20 km/ h, braking delay: Withi n 0. 1 sec .

• Brake pedal operating effort: Specified operating effort (333

± 33.3 N {34.0 ±

3.4kg})

• Measure braking distance

2

• Oil pressure: 4.9 MPa {50 kg/cm

}

• Pedal depressed fully

MPa

{kg/cm2}

Max. 98 {1.0} Max. 98 {1.0}

m Max. 5 Max. 5

mm Shaft protrusion 0

Shaft protru sion reac hes wear

limit position (2.4 mm)

20-6 WA380-5H

TESTING AND ADJUSTING STANDARD VALUE TABLE FOR CHASSIS

Machine model WA380-5H

Category Item Measurement Conditions Unit

Parking brake inlet pressure

• Torque converter oil t em perature: 60 ~

°C

80

• Engine speed: Low idling

MPa

{kg/cm

• Tire inflation pressure: Specified pressure

• Flat paved road with 1/5 (11

° 20’) grade

• Dry, paved road surface

• Machine at operating condition

Parking brake input pressure

Performance

TEW01360

— Holds in position Holds in position

Standard Value For

2

}

New Machine

Min. 2.27

{Min. 23.1}

Service Limit Value

Min. 2.27

{Min. 23.1}

PPC

Disc thickness mm 3.2

PPC valve basic pressure

Lift arn

PPC valve output pressure

RAISE, FLOAT; Bucket DUMP, TILT

Lift arm LOWER

• Hydraulic oil te mperature:

°C

45 ~ 55

• Engine speed: High idling

• Hydraulic oil te mperature:

°C

45 ~ 55

• Engine speed: High idling

• Control lever operated fully

MPa

{kg/cm

2

}

3.72

+0.2

0

+0.1

-0.1

2.2

{22.5

± 0.08 2.97

{38

± 0.25

± 2.5}

+2

}3.72

0

+1

}3.72

-1

+0.2

-0.2

+0.1

-0.2

2.2

{22.5

± 0.39

{38

± 4}

-2

+2

+1

}

WA380-5H 20-7

TESTING AND ADJUSTING STANDARD VALUE TABLE FOR CHASSIS

9 7

5 3

Machine Model WA380-5H