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Home >> Mazda >> 1983 >> B2200 >> Repair and Diagnosis >> Engine Performance >> System >> Spark Control System >> Component Testing >> Water THERMO Valve

Water THERMO Valve

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Insert valve and thermometer in container of water. Heat water gradually and note temperature when air can be blown through valve. Valve should open at 122°F (50°C). If temperature does not meet specifications, replace water thermo valve.