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Air Pump Assembly Inspection

  1. Install special tool, voltmeter and battery to pump assembly (1) as shown in the figure.
  2. Tighten adjusting screw of special tool as far as it stops and close its air check side opening by using fuel hose as blind plug.

    Special tool 

    (A):  09918-18110

    Fig 1: Inspecting Air Pump Assembly
    G01356766Courtesy of SUZUKI OF AMERICA CORP.
  3. Check that motor starts to run (a sound can be heard) when battery is connected and it stops when specified pressure is obtained. Check also for air leakage.

    Air pressure specification (for stopping motor):  30.0 - 45.0 kPa (0.30 - 0.45 kg/cm2 , 4.25 - 6.40 psi)

  4. Check that value indicated on voltmeter is within specification shown below.

    Air pump assembly motor specification 

    When motor is running:  0 - 1 V

    When motor has stopped running:  10 - 14 V

    CAUTION: Do not run motor more than 10 seconds continuously to prevent motor breakage.