Lubricating System - Doosan GV158TIC Operation & Maintenance Manual

5.2 Lubricating System

Lubricating oil pumped by the gear oil pump in the oil pan is filtrated in the oil filter. This filtrated oil
●
passed on the oil cooler and next the main oil gallery of the cylinder block where is distributed to lubri-
cate the various sliding parts and turbocharger etc also in order to ensure normal engine performance.
5.2.1. Specifications
Item
Lubricating system
Oil pump type
Relief valve opening pressure
Adjusting valve for spray nozzle
opening pressure
5.2.2. Oil pump
1
1. Oil pump housing
2. Cover
3. Oil pump gear
Specifications
Forced pressure
circulation
Gear type
10 -1.0 kg/cm
1.5 - 1.8 kg/cm
5
6
Item
Oil filter type
Filter element type
2
Bypass valve opening pressure
Bypass for oil cooler valve
2
opening pressure
7
4
2
4. Oil pump gear
5. Oil pump drive gear
6, 7. Hex bolt
- 133 -
Specifications
Cartridge type
2.5 ±0.3 kg/cm
5.0 ±0.5 kg/cm
3
Maintenance of major parts
Full flow
2
2
0.5
EB4O7001