RADIATOR
6-2
EAS30439
CHECKING THE RADIATOR
1. Check:
• Radiator fins
Obstruction Clean.
Apply compressed air to the rear of the radia-
tor.
Damage Repair or replace.
Straighten any flattened fins with a thin, flat-head
screwdriver.
2. Check:
• Radiator hoses
• Radiator pipes
Cracks/damage Replace.
3. Measure:
• Radiator cap valve opening pressure
Below the specified pressure Replace the
radiator cap.
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a. Install the radiator cap tester “1” and radiator
cap tester adapter “2” to the radiator cap “3”.
b. Apply the specified pressure for ten seconds
and make sure there is no drop in pressure.
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4. Check:
• Radiator fan
Damage Replace.
Malfunction Check and repair.
Refer to “COOLING SYSTEM” on page 8-27.
EAS30440
INSTALLING THE RADIATOR
1. Fill:
• Cooling system
(with the specified amount of the recom-
mended coolant)
Refer to “CHANGING THE COOLANT” on
page 3-27.
2. Check:
• Cooling system
Leaks Repair or replace any faulty part.
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a. Attach the radiator cap tester “1” and radiator
cap tester adapter “2” to the radiator.
b. Apply 122.7 kPa (1.23 kgf/cm², 17.8 psi) of
Radiator cap valve opening pres-
sure
93.3–122.7 kPa (0.93–1.23
kgf/cm², 13.5–17.8 psi)
Radiator cap tester
90890-01325
Mityvac cooling system tester kit
YU-24460-A
Radiator cap tester adapter
90890-01352
Pressure tester adapter
YU-33984
Radiator cap tester
90890-01325
Mityvac cooling system tester kit
YU-24460-A
Radiator cap tester adapter
90890-01352
Pressure tester adapter
YU-33984
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