Chery Fora (Elara A520). Manual — part 57

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

31

II. MAINTENANCE

1. Replace oil pan

1.1

Needed tools and auxiliary materials

10# open end wrench, 10#, 15# and 17#
sleeve, ratchet wheel and ratchet rod, Le Tai
5901 Glue, engine oil

1.2

Process of Replacement

1.2.1

Process of removal

1)

Loosen the oil discharge bolt of oil pan
to discharge the engine oil.

Note: Engine oil should be stored in special
container. And Pay attention to environment
protection.

2)

Remove the fastening bolt of oil pan
with 10# open end wrench and 10#

sleeve.

（18 bars of M7×25, 3 bars of M7

×40,4 bars of M7×95）

3)

Remove the connecting bolt (2 bars,
black) between oil pan and transmission
housing with 17# sleeve wrench.

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

32

4)

Remove the connecting bolt between the
oil return pipe of PVC valve and the oil
pan with 15# sleeve wrench.

5)

Tap the edge of oil pan with rubber
pestle, and then remove the oil pan.

Note: Pay attention to safety because the oil
pan might fall down when being tapped.

6)

Clean the engine frame with
right-angled tool to get rid of old Le Tai
glue.

Note: Do not lacerate the frame surface.

1.2.2

Installation

1)

Spread Le Tai 5910 glue on the
connection surfaces of frame and oil
pan, close the oil pan and fasten the
fastening bolt of oil pan.

Note: Spread glue to the inner of hole for
installing bolt on the oil pan!

2)

Screw the bolt. Screw to combine
enough at first then to get specified
Torque.

See the diagram for screwing sequence.

Torque: 15±3NM

3)

Infuse engine oil to specified capacity.

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

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2 Replace the engine oil strainer

2.1

Needed tools and auxiliary materials

10# open end wrench, 10#, 15#, 17# sleeve,
ratchet wheel and ratchet rod, Le Tai 5901
Glue, engine oil

2.2

Process of replacement

2.2.1

Process of removal

1)

Remove the oil pan.

（See “replace oil

pan” for details

）

2)

Remove the connecting bolt between
engine oil strainer and frame with 10#

sleeve wrench.

（total 8 bars）

3)

Draw out the engine oil strainer
carefully.

2.2.2

Installation

1)

Spin the nozzle of engine oil strainer
into the frame carefully.

2)

Mount the 8 bolts for the strainer and
fasten them.

Note: the bolts should be mounted with Le
Tai 243 glue.

Torque: 8±3Nm

3)

Install oil pan (See “installation of oil
pan” for details).

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

34

3

Replace the piston, piston ring, piston
pin and connecting rod bearing

3.1

Needed tools and auxiliary materials

10# open end wrench, 10#, 15#, 17# sleeve,
ratchet wheel and ratchet rod, Le Tai 5901
Glue, engine oil, torque wrench Special tools
for installing piston, feeler gauge, clearance
gauge, micrometer caliper

3.2

Process of replacement

3.2.1

Process of removal

1)

Dismantle the timing belt (see
“dismantle the timing belt” in the
section of “replacement of engine
timing belt” for details).

2)

Remove the oil pan

（see REPLACE OIL

PAN for details.

3)

Remove the cylinder head. (see
“removal of cylinder head” for details).

4)

Dismantle the engine oil strainer (see
the “replacement of engine oil strainer”
for details).

5)

Loosen the big bolt on connecting rod.

6)

Remove the connecting rod bearing
lower cover.

Connecting Rod

Bearing Lower Cap