VACUUM PUMP (for KD Series Engine) INSPECTION


  1. CHECK OPERATION OF CHECK VALVE SUB-ASSEMBLY

    A01E19DE01

    1. Check that air flows from the hose side to the pump side.

    2. Check that air does not flow from the pump side to the hose side.

      If necessary, replace the check valve sub-assembly.

  2. CHECK VACUUM PUMP HOUSING

    A01DUXY

    1. Check the inside surface of the housing for scoring.

      If necessary, replace the vacuum pump assembly.