D439E Service Manual 2. Engine Mechanical System (D439E)
105
Specification
Oil Cooler
Item Specification
Bypass valve open 3.5~4.5kg/cm
2
(361~419kpa)
Regulator oil pump valve open 5~7kg/cm
2
(490~686kpa)
Oil Pump
Item Specification
Module 2.0
Pressure angle 20°
No. of gear teeth 36
Distortion angle 19.5°
Head gear
Backlash (mm) 0.049~0.151
Pump rotation (rpm) 550~3100
Oil Temperature (℃) -25~130
Oil in use SAE 10W~30W
Injection pressure MPa (kgf/cm
2
) 0.4(4)
Injection amount (ℓ/min) 25
Relief valve operating pressure MPa (kgf/cm
2
) 1.1±0.1 (11±1)
Oil Filter
Item Specification
Filtration capacity
Full-flow : above 1700cm
3
By-pass : above 2400 cm
3
Pressure loss Below 0.5 kgf/cm
2
Bypass opening pressure MPa (kgf/cm
2
) 98±20 (1.0±0.2)
Bypass pressure loss MPa (kgf/cm
2
) 157±20 (1.6±0.2)
Lubricant
Item Types Oil grade
Oil viscosity
(temperature applied)
Oil capacity
Engine oil
API classification
grade CF-4 or
more SAE 10W-
30
Grade CF-4 or
more
1) 0~40℃ : SAE 30
2) above -10℃ : SAE 20W-40
3) above -15℃ : SAE 15W-40
4) -20~40℃ : SAE 10W-30
5) below 10℃ : SAE 15W-30
Oil pan : 8ℓ
Total capacity : 9ℓ
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