Lubrication Points, Servicing and Inspecting

  • Check and clean primary insert of engine air filter. NOTE: Replace primary filter insert every three cleans.

    Whenever replacing primary filter insert, also replace safety insert (see "Service—Every Year" section).


  • Check condition of alternator belt (see "Service" section).
  • Replace fuel filter (see "Service—Every 250 Hours") section.
  • Drain water and sediment from fuel tank (see "Service—Daily or Every 10 Hours" section).
  • Check tire inflation pressure (see section 70 "Treads, Wheels and Tires").
  • Check charge and clean battery terminals.

    CAUTION: Before any procedure involving battery handling, see "Service" section and observe the safety guidelines.

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