前言
本目录印制的目的是为了便于用户使用，它包括了490BPG柴油机所有零件。 当用户需要订购490BPG柴油机零件时，必需注明以下内容:
1.用户发动机型号及系列号。
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2.所需零件在目录中的部件号。
3.所需零件的名称和数量。
本目录中的零件均根据2002年设计而编制。之后的设计更新会在再版中反映。
2008年5月
PREFACE
This catalogue is published with the aim of offering convenience to the customers.It includes all parts of the engine model490BPG.
隧道定位
On placing orders for the parts of490BPG engine,the customers are requested to offer the following notes:
1.The model of your engine and its serial number.
2.The part number indicated in this catalogue.
3.The name and quantity of the part required.
Drawing of the parts in this catalogue are made according to the design in2002. Further changes of the design will be reflected in the next edition.
May/2008
目录
Contents
机体飞轮壳总成Cylinder block flywheel housing assembly2 气缸盖及配气机构Cylinder head and gas exchanging system assembly6油底壳总成Oil sump assem
bly10活塞连杆总成Piston connecting rod assembly12曲轴飞轮总成Crankshaft flywheel assembly14正时齿轮传动系总成Timing gear train assembly16气缸盖罩总成Cylinder head cover assembly20机油泵、机油管路总成Oil pump and oil pipe assembly22冷却水泵、风扇部件Cooling water pump and fan assembly24燃油供油系统Fuel supply system assembly26 机油滤清器、起动电机及充电发电机总成28 Oil filter、starting motor and charging generator assembly
机体飞轮壳总成Cylinder block flywheel housing assemblyoled tft
2··
序号No.代号
Part No.
名称
Name
数量
铅封线
Q′ty
备注
Remark
1GB/T5782-2000六角头螺栓
M12×32Bolt M12×328
2GB/T93-1987弹簧垫圈12Spring washer1210 3490B-13001A飞轮壳Flywheel housing1
4GB/T5783-2000六角头螺栓
M10×25Bolt M10×258
5GB/T93-1987弹簧垫圈6Spring washer2
6GB/T67-2000开槽盘头螺钉
M6×10Screw M6×102
7GB/T120-2000圆柱销A10×25Pin A10×252
8GB/T5782-2000六角头螺栓
M12×45Bolt M12×452 9490B-13003观察孔盖板Cover,inspection hole1
10GB/T848-1985小垫圈12Washer128
11GB/T5782-2000六角头螺栓
M12×30Bolt M12×302
灯箱广告制作12油封王
100×125×12Oil seal100×125×121 13490B-01024A后油封座Oil seal seat1 14490B-01025后油封座垫片Gasket1 15490B-01009堵塞58Plug1 16490B-01008后凸轮轴衬套Bushing1 17490B-01022下止推片Lower thrust bushing2 18490B-01026上止推片Upper thrust bushing2 19490B-01019A主轴承螺栓Bolt10 21490B-01023后主轴承盖Rear main bearing cover1 22490B-01033主轴瓦下瓦Lower half,ain bearing5 23490B-01034主轴瓦上瓦Upper half,main bearing5 24490B-01027堵塞Plug1机体飞轮壳总成Cylinder block flywheel housing assembly
3··
序号No.代号
Part No.
名称
Name
数量
Q′ty
备注
塑料挂钩
Remark
25490B-01032主轴承盖Main bearing cover4 26490B-01001机体Cylinder body1 27GB/T119·2-2000圆柱销B8×20Pin B8×202 28GB/T119·2-2000圆柱销B10×24Pin B10×242 29490B-01080碗形塞片15Plug152 30490B-01029螺塞R81Plug R816 31490B-01079碗形塞片40Plug404 32490B-01071机油滤座垫片Gasket1 33490B-01072机油滤座垫板Oil filter back plate1 34490B-01073机油滤清器垫片Gasket1 35490B-01076B柴油滤清器垫板Fuel filter back plate1 36GB/T93-1987弹簧垫圈10Spring washer1015 37GB/T5783-2000六角头螺栓M10×22Bolt M10×222 38490B-01002A
490B-01003A气缸盖螺栓(甲)
气缸盖螺栓(乙)
Bolt Bolt144 40490B-01005气缸套Cylinder liner4 41490B-01006气缸套水封圈Water seal ring8 4249
0B-01007凸轮轴衬套Camshaft bushing2 43490B-01012进水管垫片Gasket1 44490B-01011进水管Water pipe1 45GB/T5783-2000六角头螺栓M8×25Bolt M8×25
46GB/T91-2000开口销1×12Pin1×121 47485-01103放水阀阀芯Drain cock core1 48485-01101放水阀手柄Drain cock handle1机体飞轮壳总成Cylinder block flywheel housing assembly 4··
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