Chery Fora (Elara A520). Manual - part 61

CHERY A21 SERVICE MANUAL

         

MECHANISM OF 2.0NALC ENGINE 

47 

 

6.2

 

Installation 

1)  Clean the oil seal seat ring. Clean the oil 

seal seat ring with clean oiled gauze.

 

 

2)  Spread the oil at the lip of crankshaft 

front oil seal. 

Enclose the 

guide sleeve of crankshaft oil 

seal

, special tool, with that oil seal. Then 

press it into oil seal seat ring. 

 

3)  Mount the flywheel and the clutch 

pressure plate, and then mount the 
engine on the vehicle. 

Torque:25±5N.M, then screw 30°±5°. 

7. Replace crankshaft and thrust washer 

7.1  Needed tools and auxiliary materials 

A set of open end wrenches, a set of sleeve 
tools, a small hoist, Le Tai glue, Engine oil, 
feeler gauge, feeler gauge, micrometer gauge. 

7.2  Process of Removal 

1)  Suspend the engine assembly from 

vehicle (See “suspending of engine 

assembly” for details

）. 

2)  Drain out the engine oil. 

3)  Remove the timing belt (see “replace 

timing belt” for details). 

 

 

 

Guide Sleeve of Crankshaft Oil Seal

 

CHERY A21 SERVICE MANUAL

         

MECHANISM OF 2.0NALC ENGINE 

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4)

 

Dismantle the accessories, such as 
dynamo, A/C compressor, power 

steering pump and bracket.

（See the 

“replacement of engine accessory” for 

details

） 

5)  Dismantle the engine cylinder head 

assembly.

（ See the “replacement of 

cylinder head” for details

） 

6)  Dismantle the engine clutch pressure 

plate, the flywheel and the timing belt 
pulley. 

7)  Remove the oil pan and engine oil 

strainer.

（See the “replacement of oil pan 

and strainer” for details.

） 

8)  Remove the piston connecting rod 

assemblies for 4 cylinders and Put them 
in order. 

Note: You’d better stick the number on each 
piston connecting rod assembly to prevent 
from wrong mounting. 

9)  Dismantle engine oil pump assembly. 

10) Dismantle the frame assembly under 

cylinder block and remove the 
crankshaft and thrust washer.

 

 

CHERY A21 SERVICE MANUAL

         

MECHANISM OF 2.0NALC ENGINE 

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7.3 Inspection 

1)  radial clearance of crankshaft 

a):  Clean the journal and bearing bushing. 

b): Install 

crankshaft 

c):  Make the length of plastic clearance 

gauge equal to the width of bearing. 
Then put it on the journal paralleling the 
axis. 

 

 

Clearance Gauge 

CHERY A21 SERVICE MANUAL

         

MECHANISM OF 2.0NALC ENGINE 

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d):

 

Mount the main bearing cap carefully 
and screw down the bolt with 
specified torque. 

 

e):

 

Dismantle the main bearing cap 
carefully. 

f):

 

Measure the width at the most bread 
part of pressed plastic line with ruler on 
plastic clearance gauge package, then 
get clearance value. 

 Standard 

Value 

Clearance -0.0035-0.034 

Replace the new bearing bushing if the 
measured clearance value exceeds the limit 
value. 

Note: Replace the whole group when 
replacing bearing bushing.

 

 

Selecting method of main bearing bushing: 

By observing the sign on cylinder (see the 
picture), we could see 5 As which correspond 
to bearing bushings respectively. 

There two kinds of signs on this vehicle, A 
and B, corresponding to two kinds bushing, 
red one and blue one (the color can be 
recognized on the new bushing but it is 
possible unrecognized the color on the old 
one.) A corresponds to red bushing, and B 
corresponds to blue bushing.