Thermostat Inspection; Thermostat Gasket - Mazda 121 Workshop Manual

THERMOSTAT
INSPECTION
'1. Visually check that
the thermostat valve is airtaght.
2. Place the thermostat and a thermometer in water.
3. Heat the water and check the following:
Installation Note
Thermostat
Installthe thermostat into the cylinder head with the jiggle pin
at the top.
Thermoslal gasket
Install a new gasket with the sealing ring facing the cylinder
neao.
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Steps Atter Installation
1. Fill the radiator with the specifred amount and type of engine coolant. (Refer to page E-5.)
z. Uonnect the negatrve battery cable.
3. Start the engine and check for leaks.
0 1 E O E X 0 1 7
B3
Opening lempe.ature "C (.D
86.5-89.5 (187-193)
Fu I'open temperalure oC (oD
lOO 1212)
Full-open lilt mm (in)
8.5 (0.335) or more
E-9