Engine 2.0 (Chery Fora, A21). Manual — part 4

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

13

timing belt” for details).

2) Loosen the central bolt of tension pulley

and remove the timing belt.

2.3 Inspection

Check the timing belt carefully; replace the
parts if any following situation occurs.

(1) Chap of back-side rubber

(2) Chap of dedendum, chap of separated
cord fabric.

(3) Wearing, gear missing and incomplete

gear of cord fabric.

(4) Abnormal wearing of belt flank.

Replace the belt as any following situation occurs, even though abrasion cannot be found
directly.

1) The water pump leaks water out, and requires continuing infusion.

2) If the belt is spotted with much oil stains, and the rubber may be damaged due to
expansion, you should replace the belt.

Chap

Chap

Wearing

Abnormal Wearing

Gear Missing

Belt Core Desquamation

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

14

2.4

Installation

The installing steps are reverse to those for
removal.

Note: Do engine timing.

3.

Replace idler wheel, tensioner and
contact belt pulley

3.1

Needed tools and auxiliary materials

Allen wrench, 10#, 13# and 15# sleeve,
ratchet wheel and ratchet rod.

3.2

Removal

1)

Remove the timing belt (see “replace
timing belt” for details).

2)

Remove idler wheel, tension pulley and
contact belt pulley.

3.3

Inspection

1)

Check from appearance

Check idler wheel, tension pulley and contact
belt pulley carefully for any damages, such as
sunken trace and sliding damage etc.

2)

Check performance

Revolve tension pulley, idler wheel and
contact belt pulley respectively to insure that
they can run freely without stagnancy.

Replace it with the spare part if any above
problem is found.

3.4

Installation

1)

The installing steps of tension pulley,
idler wheel and contact belt pulley are
reverse to those for removal.

2)

Mount the timing belt and collate engine
timing.

3)

Mount other parts.

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

15

SECTION 2 CYLINDER HEAD

I. STRUCTURAL DIAGRAM

1. Gasket—Intake Manifold

2. Intake Manifold Assembly

3. Hexagonal Flange Bolt

4. Throttle Valve Body Assembly

5. Gasket—Throttle Valve Body Assembly

6. Oil injector Assembly

7. Fuel Distribution Pipe Assembly

8. Bracket

4

7

6

2

1

3

5

8

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

16

1. Intake Valve
2. Valve Oil Seal
3. Valve Spring Seat
4. Valve Spring
5. Valve Spring Retainer
6. Keeper
7. Exhaust Valve
8. Intake Camshaft Assembly
9. Bearing Cap Assembly
10. Control Valve-Camshaft Phaser Assembly
11. First Bearing Cap Assembly

12. Front Camshaft Oil Seal
13. Exhaust Camshaft Assembly
14. Rocker Arm Assembly
15. Hydraulic Tappet Assembly
16. Stud Bolt (9 Bars)
17. Cylinder Head Gasket
18. Temperature Sensor
19. Engine Hanger
20. Cylinder Head Bolt
21. Cylinder Head Assembly

11

15

14

13

8

9

10

17

7

18

1

5

4

3

2

6

12

16

19

20

21