Chery A21 2005 Service Manual page 413

CHERY A21 SERVICE MANUAL
2.3.2 Needed tools and auxiliary materials
Hatch clamp,10# sleeve, ratchet wheel and wrench
2.3.3 Removal
1) Loosen the clamp of thermostat water exhaust pipe with hatch clamp to release the
coolant.
Note: Do it after the temperature decreased to prevent scald.
2) Remove the 4 bolts of thermostat cover with 10# sleeve wrench.
3) Take out the thermostat.
2.3.4 Inspection
Put the thermostat in the boiling water and use it with thermometer. Then observe the
temperatures when the thermostat is turning on and fully opened.
Regular unlocking temperature
fully opened temperature
Replace the new thermostat if the measured value is abnormal.
2.3.5 Installation
The installing steps are reverse to those for removal.
Note: Fill in the engine coolant with fixed quantity after installation.
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MECHANISM OF 2.0NALC ENGINE
4
5
6
Temperature value
24
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1
1. Pad—Thermostat Seat
2. Thermostat Seat
2
3. Hexagonal Flange Bolt
3
4. Thermostat Assembly
5. Hexagonal Flange Bolt
6. Cover—Thermostat Seat
87℃
104℃