Technical data

OPERATION&MAINTENANCE MANUAL
13
Voltage （V） 14 或 28
Power （W） 350 或 500
Type Single stage, paper element
7
Fuel filter
Model C0708B、CX0708B
Type Single stage, paper element
8
Lube oil
filter
Model J0810、J0810H、J0814、JX0814
Type Oil-immersed
9 Air filter
Model KW1532、K1526
3, Main technical Data of diesel engines
1. Valve lash(mm)
YSD490ZL
intake valve(cold )
0.30～0.35
exhaust valve(cold)
0.35～0.40
2. Sink age of valve
YSD490ZL
sink age of valve 0.7～0.9
3. torque limits of main bolts and nut（N.m）
YSD490ZL
cylinder head bolts 125～145
connecting rod bolts 100～120
main bearing cap bolts 140～160
flywheel bolts 100～120
clutch house bolts 90～120
crankshaft belt bolts 200～260
4. Temperature and pressure limit
YSD490ZL
exhaust temperature (°C)
≤590
（1）exhaust temperature（°C） refer to above chart
（2）Cooling water temperature （°C） 80-95
（3）Lube oil temperature （°C） ≤100
（4
）Lube oil pressure in main passage（MPa）