Komatsu wa480 6 galeo wheel loader service repair manual sn:85001 and up

Page 74

10 Structure, function and maintenance standard

Cooling system

1. 2. 3. 4. 5.

SEN01301-00

1

6. 7. 8. 9.

Radiator Aftercooler Oil cooler Condenser Receiver

Power train oil cooler Reservoir tank Cooling fan Cooling fan motor

Specifications Radiator

Oil cooler

Aftercooler

Power train oil cooler

Model name of core

AL WAVE-4

CF40-1

AL WAVE

PTO-OL

Fin pitch (mm)

3.5/2

3.5/2

4.0/2

*1 100 × 558 × 20-stage

Total heat dissipation surface (m2)

55.14 × 2

6.15 × 2

23.32

2.152

Pressure valve cracking pressure (kPa {kg/cm2})

70 ± 15 {0.7 ± 0.15}

Vacuum valve cracking pressure (kPa {kg/cm2})

0–5 {0 – 0.05}

*1: Size of element

WA470-6, WA480-6

3


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