YANGDONG SERIES Y85 Operation & Maintenance Manual page 15

t~
620
t~ 600
t~
550
~
100
III.Main technical Data of Diesel Ene:ine
I.
Valve lash(mm)
Intake valve(cold) 0.20- 0.25
Exhaust valve(cold) 0..25- 0.30
2. sinkage ofvalve(mm) 0.7- 0.9
3.Torque limits of main bolts and nuts(l\J' m)
Cylinder head bolts 150- 170(Y385,Y385T,Y485)
Main bearing cap bolts 175- 195 (YD
I
485.YND485Q)
Connecting rod bolts 110- 130; 140-160(YND485Q)
Flywheel bolts 50~
60;70-80(YND485Q)
4.Temperature and pressure limits 60-70
(I
)Exhaust temperatureCC )
n~
3200rpm
3200rpm>n>2600rpm
n~
2600rpm
(2)Lube oil temperatureCC )
(3)Lube oil pressure(Mpa)
At normal operation
At min. Steady Speed
5.Governor Characteristics
Min. idling steady Speed
Steady regulation
0.2- 0.4
~
0.05
~
900rpm
5% - 10%
1-3