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Vacuum Pump Check

  1. Connect a vacuum gauge to vacuum pump. Connect battery positive voltage to terminal No. 1 and battery negative voltage to terminal No. 2 of vacuum pump. SeeFig 1 . Ensure a vacuum of at least 5.9 in. Hg can be held.
  2. Release vacuum. Reconnect battery and apply vacuum of 7.9 in. Hg. Disconnect battery. After 2 minutes, ensure vacuum of at least 5.9 in. Hg is held.
Fig 1: Vacuum Pump Terminal Numbers & Location
G64827Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.