Air Pressure Test
Air Pressure Test |
1. |
Mask off both the pressure relief valves.
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2. |
Close all the windows.
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3. |
Turn the vehicles ventilation fan to the on position, with the selector on high speed and in the defrost mode.
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4. |
Unlock and close the doors.
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5. |
Listen for escaping air along the door and the window seals with a stethoscope or a length of heater hose.
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