Doosan DE08TS User Manual

DE08TS Diesel Engines Maintenance of Major Components
Lubricating system
General descriptions and specifications
1. General descriptions
All the engine oil pumped up from the oil pan by the gear type oil pump is filtrated through the oil cooler and oil
filter, and this filtrated oil is forced through the main oil gallery in the cylinder block from where it is distributed to
lubricate the various sliding parts, and fuel injection pump in order to ensure normal engine performance.
2. Specifications
3. Diagram of lubricating system
72
Item Specifications Item Specifications
Lubricating system Forced pressure Oil filter type Full flow
circulation
Oil pump type Gear type Bypass for filter element
Relief valve opening pressure 10
L1.5 kg/cm
2
Valve opening pressure 1.8 ~ 2.3 kg/cm
2
Bypass for oil cooler Bypass for entire oil filter
Opening pressure 5+1 kg/cm
2
Valve opening pressure 4.0 ~ 4.8 kg/cm
2
Adjusting valve for spray nozzle
Opening pressure 1.5 ~ 1.8 kg/cm
2
메인 오일 통로
실린더 헤드
록커암 축
록커암 부쉬
캠 축 베어링
크랭크 축 베어링
컨넥팅 로드 베어링
아이들 기어 부쉬
피스톤 스프레이 노즐
과 급 기
연료분사 펌프
공기 압축기
오일 여과기
오일 냉각기
오일 팬
릴리이프 밸브
1.3 bar
릴리이프 밸브
10 bar
바이패스 밸브 : 2.0 bar바이패스 밸브 : 6.0 bar
릴리이프 밸브
4.6 bar
EB5M4001
Main oil gallery
Piston spray nozzle
Turbocharger
Fuel injection pump
Air compressor (if equipped)
Air compressor (if equipped)
Oil cooler
Oil filter
Relief valve
1.3 bar
Relief valve
4.6 bar
Bypass valve : 2.0 bar
Bypass valve : 6.0 bar
Relief valve
10 bar
Idle gear bush
Crankshaft bearing
Connecting rod
bearing
Camshaft head
Camshaft head
Rocker arm shaft
Rocker arm bush

Doosan DE08TS Specifications

General

Brand	Doosan
Model	DE08TS
Category	Engine
Language	English