Daihatsu 1997 Terios J100 Service Manual page 275

THERMOSTAT
REMOVAL OF THERMOSTAT
1. Disconnect the ground cable terminal from the negative
(–) terminal of battery.
2. Drain the coolant
(See page CO–8.)
WARNING:
•
Never open the radiator cap and/or drain plug when the
coolant is hot.
3. Remove the power steering vane pump assembly.
(Refer to the EM section.)
4. Remove the radiator hose No. 2 from the water inlet.
CAUTION:
•
Cover the alternator to prevent entering the cooling
water to the alternator.
5. Remove the water inlet and the thermostat.
INSPECTION OF THERMOSTAT
1. Ensure that the thermostat valve is closed completely at
room temperature 20°C and the spring has no play.
Replace the thermostat if the valve is open or the spring
has a play.
2. Check the rubber grommet of the thermostat for damage
or crack.
Replace the thermostat if the rubber grommet exhibits
damage or crack.
CO–13
JCO00040-00030
JCO00041-00031
JCO00042-00032
JCO00043-00033
JCO00044-00034