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1.Pull off the vacuum hose
(yellow stripe) connected to the vacuum actuator.
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2.Connect a manual vacuum
pump to the nipple of the vacuum actuator.
3.Check
to be sure that the vacuum actuator rod starts to contact
when 8 kPa of negative pressure is applied, and that the rod
contracts to its full stroke when 12 kPa of negative
pressure is applied.
4.
| caution |
Be careful, when connecting
the vacuum hose not to damage it.
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Disconnect the manual vacuum pump from the vacuum
actuator, and connect the vacuum hose (yellow stripe) to the
vacuum actuator.
5.Start the engine and let it run
at idle. Then cover the end of the vacuum hose (yellow
stripe) with a finger and check the negative pressure when
the A/C switch is turned on and off.
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A/C
switch
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Negative pressure
at hose end
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OFF
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No
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ON
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Yes
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