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Radiator Cap Tester
30_ or more
Radiator Cap
2002 CAMRY REPAIR MANUAL (RM881U)
COOLING
–
COOLING SYSTEM (2AZ–FE)
(a)
Using a radiator cap tester, slowly pump the tester and
check that air is coming from the vacuum valve.
Pump speed: 1 push / (3 seconds or more)
NOTICE:
Push the pump at a constant speed.
If air is not coming from the vacuum valve, replace the reservoir
cap.
(b)
Pump the tester and measure the relief valve opening
pressure.
A51912
Pump speed: 1 push within 1 second
NOTICE:
This pump speed is for the first pump only (in order to close
the vacuum valve). After this, the pump speed can be re-
duced.
Standard opening pressure:
93 – 122 kPa (0.95 – 1.25 kgf/cm
Minimum opening pressure:
78 kPa (0.8 kgf/cm
HINT:
Use the tester's maximum reading as the opening pressure.
If the opening pressure is less than minimum, replace the reser-
voir cap.
2
, 11.2 psi)
Author :
Date :
16–3
2
, 13.4 – 17.6 psi)
1822
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