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如何检查帕金斯柴油发动机气门的间隙

时间: 2016/7/20    


如何检查帕金斯柴油发动机气门的间隙

The tappet clearance is measured between the

挺杆间隙测量之间的

rocker levers and the top of the valve bridge pieces.

摇杆杠杆和阀桥件顶部。

See page 45 for the size of the clearances.

见45页的大小的间隙。

Each valve bridge piece controls two valves. An

各阀桥片控制阀。一个

adjustment screw and lock nut is fitted to each bridge

调整螺钉和锁紧螺母安装在每个桥上

piece to ensure that equal force is applied to both

片,以确保平等的力量被应用到这两个

valves from the rocker arm.

摇臂的气门。

Before the tappet clearances are adjusted, the valve

在挺杆间隙调节阀

bridge pieces MUST be checked and adjusted if

桥梁件必须检查和调整,如果

necessary.

必要的。

Check and adjust the valve bridge pieces and tappet

检查并调整气门桥片、气门挺杆

clearances while the fuel injectors are removed for

被拆除的燃料喷射器的间隙

service.

服务。

Caution: Numbers A1 and B1 cy linders are at the

注意:号码A1和B1 CY该在

front (fan end) of the engine.

Perkins3012发动机前(风扇端)。

1 Remove the air filters, the high pressure fuel pipes

1拆下空气滤清器,高压燃油管

and the fuel injector leak-off pipes.

和燃油喷射器泄漏的管道。

2 Remov e the rocker covers .

2清除摇杆盖。

3 Turn the crankshaft in the normal direction of

3将曲轴转动向正常方向

rotation until the inlet valve of number A1 cylinder has

旋转直到数A1缸进气门

just opened and the exhaust valve of the same

刚刚打开和排气阀相同

cylinder has not closed completely.

缸没有完全封闭。

Check and, if neces sary, adjust the valve bridge

检查,如果有必要,调整气门桥

pieces of only the cylinder numbers which follow:

只按照气缸编号:

Inlet: A2, A4, A6, B1, B3, B5

进口:A2、A4、A6、B1、B3、B5

Exhaust: A3, A5, A6, B1, B4, B5

排气:A3、A5、A6、B1、B4、B5

To adjust the valve bridge pieces, proceed as follows:

调整阀桥件,进行如下:

Loosen the lock nut and the adjustment screw on the

拧松锁紧螺母和调整螺钉

relevant bridge piece. Use the rocker lever to apply

相关桥片。使用摇杆手柄

pressure to the bridge piece, then turn the adjustment

到大桥的压力,然后把调整

screw until it is just in contact with the tip of the valve

螺杆,直到它与阀门的尖端接触

stem (A). Hold the adjustment screw in this position

干(一)。把调整螺丝固定在这个位置上

with a screwdriver and tighten the lock nut to a torque

用螺丝刀拧紧锁紧螺母以扭转力矩

of 40 Nm (30 lbf ft). Use a torque wrench with a ring

40牛米(30磅英尺)。用一个带戒指的扭力扳手

spanner adaptor. Note that the reading on the torque

扳手适配器。注意阅读上的扭矩

wrench must be adjusted to compensate for the extra

扳手必须调整以补偿额外的

length caused by the ring spanner adaptor.

用扳手接头引起的长度。perkins发动机1104c-44配件价格,PERKINS1104c-44熄火电磁阀,perkins2206C-13TAG2配件,PERKINS发电机配件启动马达cv65431,perkins3008 油门配件