Chery Fora (Elara A520). Manual — part 166

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

37

3)

Mount the upper bearing of connecting
rod and the connecting rod together.

Note: the gap on bushing should be orderly
with that of connecting rod.

4)

Spread the engine transmission oil in the
engine cylinder, clasp the piston ring
with special tool, tap the piston head
with wooden handle and encase the
piston connecting rod assembly.

Note: the end of connecting rod with a point
should face the cylinder and consists with the
arrowhead on the top side of piston.

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

38

5)

Mount the lower bearing of connecting
rod and the connecting rod cap together.
Then spread engine transmission oil.

Note: the gap on bushing should be orderly
with that of connecting rod.

6)

Close the connecting rod cap and screw
down the bolt.

Torque: 25±3N•m, then screw 90°±5°

7)

Examine

the

axial

clearance

of

connecting rod.

Examine the axial clearance with micrometer
guage or feeler gauge.

Standard Value（mm）

Clearance

0.15—0.50

8)

Mount the engine oil strainer.

9)

Mount the oil pan.

10) Mount the cylinder head.

11) Mount the timing belt during timing

adjusting.

4.Replace front oil seal of crankshaft

4.1 Needed tools and auxiliary materials

Ratchet wheel and ratchet rod, 13#, 15#, 17#,
22# sleeve, 13# open end wrench, allen
wrench, engine transmission oil and guide
sleeve of crankshaft oil seal

4.2 Process of Replacement

4.2.1 Process of Removal

1)

Dismantle

the

timing

belt

(See

“replacing the timing belt” for details).

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

39

2)

Engage the gear to 5th, then press the
brake

with

toes,

Dismantle

the

connecting bolt of timing belt pulley and
crankshaft with torque wrench. Remove
the timing belt.

Torque:130±10,then screw 65°±5°

3)

Pry out the old oil seal with right-angled
screwdriver carefully.

Note: Be careful in dismantling the oil seal
not to damage the oil seal seat ring.

4.2.2

Installation

1)

Clean the oil seal seat ring and spread
transmission oil on the seat ring

2)

Spread transmission oil at the seal lip.

3) Enclose the guide sleeve of crankshaft

oil seal, special tool, with that oil seal.

4)

Press the oil seal into oil seal seat ring
and knock it to right position with
hammer.

5. Replacement of oil pump

5.1 Needed tools and auxiliary materials

A set of big sleeves, a set of small sleeves
and a set of open end wrench

Guide Sleeve of Crankshaft Oil Seal

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

40

5.2

Process of Replacement

5.2.1

Process of Removal

1)

Dismantle the timing belt (See “removal
of timing belt” for details).

2)

Engage the gear to 5th, then press the
brake with toes, and remove the timing
belt pulley.

3)

Dismantle the fastening bolt of oil pump
with 10# sleeve and take out the oil
pump. Torque:8+3NM

4)

Pry out the oil seal.

5)

Clean the seat ring of oil pump.

5.2.2

Installation

1)

Spread oil on the gasket of oil pump.

2)

Mount the oil pump in its seat ring.

Note: The bulge of oil pump should be put
downwards because the wrong position can
not make the bolt be screwed in.

3)

Mount the oil seal.

4)

Mount the other parts.

6. Replacement of crankshaft rear oil seal

6.1

Needed tools and auxiliary materials

A set of big sleeves, a right-angled
screwdriver, a small hoist and engine oil

6.2

Process of Removal

1)

Suspend the engine assembly from
vehicle (See “suspending of engine
assembly” for details）.

2)

Remove the clutch pressure plate.

3)

For removing the flywheel, lock the

flywheel

with special tool and then screw off the
fastening bolt with sleeve wrench.

4)

Pry the old oil seal with the right-angled
screwdriver.

Note: Do not damage the oil seal seat ring.

Fastening

Flywheel Tool