Chery Fora (Elara A520). Manual — part 52

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

11

II. MAINTENANCE

1.

Replace upper and lower covers of timing
belt

1.1

Needed tools and auxiliary materials

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

1.2

Removal

1) Loosen the five bolts on the upper cover

with Allen wrench.

2) Remove the upper cover of timing belt.

3) Clip the flywheel with flywheel tool.

4) Remove the crankshaft pulley with 13#

sleeve.

Flywheel Tool

CHERY A21 SERVICE MANUAL

MECHANISM OF 2.0NALC ENGINE

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5)

Remove the 5 bolts on the lower cover
of timing belt with 10# sleeve, ratchet
wheel and ratchet rod.

6) Remove the lower cover.

1.3 Inspection

Observe the timing cover and the timing belt.
Replace the timing belt cover or adjust the
position of timing belt if any trail from crack
or friction is found.

1.4 Installation

The installing steps are reverse to those for
removal.

Note: Install the lower cover first and then
install the upper one.

2. Replace timing belt

2.1 Needed tools and auxiliary materials

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

2.2 Removal

1) Remove the upper and lower covers of

timing belt (see “replace covers of

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

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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.