12. COOLING SYSTEM MXU 300/250
COOLING SYSTEM TESTING
RADIATOR CAP INSPECTION
Radiator Tester
Install the radiator cap onto the radiator
tester and apply specified pressure to it. It
must hold specified pressure for at least six
seconds.
Apply water to the cap sealing surface
before testing.
Radiator Cap
Radiator Cap Relief Pressure:
0.75~1.05 kgf/cm
(75~105 kPa, 10.65~14.91 psi)
Install the radiator tester onto the radiator
and apply specified pressure to it. It must
hold specified pressure for at least six
seconds.
Check the water hoses and connectors for
leaks.
The test pressure should not exceed 1.05
kg/cm (105kPa, 14.91 psi). Excessive
pressure can damage the radiator and its
hose connectors.
12-3