OMRG25204 oem uncert & tier 1.pdf - John Deere Industrial Engines

Service as RequiredIMPORTANT: Do not operate the engine at highspeeds or full loads just beforebleeding the fuel system as this maycause fuel injection pump failure.1. Loosen the air bleed vent screws (A) two full turns byhand on fuel filter base. (One screw with single filteroption.)A—Air Bleed Vent ScrewsAir Bleed Vent Screws (Final Filter at Left, Primary Filter withSeparator Bowl at Right)RG13544 –UN–29JUL04OURGP11,000000D–19–18OCT06–2/72. Operate supply pump primer lever (B) until fuel flow isfree from air bubbles.3. Tighten bleed plug securely, continue operating handprimer until pumping action is not felt. Push handprimer inward (toward engine) as far as it will go.4. Start engine and check for leaks.If engine will not start, it may be necessary to bleed airfrom fuel system at fuel injection pump or injectionnozzles as explained next.Fuel Supply Pump Primer LeverRG8013A –UN–15JAN99B—Fuel Supply Pump Primer LeverContinued on next pageOURGP11,000000D–19–18OCT06–3/745-12 110306PN=117