SQR7080 Service Manual 372 Engine Mechanical System
Chery Automobile Co., Ltd
4 Use polishing agent to grind and polish the throttle
sealing.
4-5 Assemble of cylinder head
4-5-1 Cylinder head
Pay attention to the following instructions in the
process of assembling for the other accessories on the
cylinder cover.
(1) Spark plug insulator
1 Put the spark plug insulator in the corresponding hole
on the cylinder head with special use auxiliary tools,
smear fluid sealant before pressing, pressing height is
shown as the illustration:
Attention· Pay attention that the vertical degree of its
pressing depth and the cylinder head top surface;
· The insulator should not be deformed while being
pressed; otherwise, it is easy for the valve chamber cover
cap to lea
4-6 Installation
1. Installation of valve spring washer and valve oil
sealing
(1) Cover auxiliary tools on the valve rod head, smear
oil on the outer circle of the auxiliary roundness and
inside of new valve oil seal, install it on the illustrated
position, pull out the auxiliary tools of valve oil seal.
[Reference] Insert the oil sealing up to the dimension as
shown in the right figure.
2 Installation of IN and EX
3 Assembling of valve springs
Attention It is for you to distinguish the different
suppliers by means of paintings on the valve spring, valve
spring of same engine should have the same identification
paint marking.
Mark
Spring bottom
plate
Oil sealing
valve
Sub stool
Spark plug
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