Service as Required 1. Loosen the air bleed vent screw (A) two full turns by hand on fuel filter base. A—Bleed Vent Screw RG11805 –UN–25OCT01 Final Fuel Filter Bleed Vent Screw OUOD002,000016F –19–25FEB03–2/5 2. Operate fuel supply pump primer lever (B) or primer button on fuel filter base (if equipped). 3. Tighten bleed plug securely, continue operating primer until pumping action is not felt 4. Start engine and check for leaks. RG11806 –UN–25OCT01 If engine will not start, it may be necessary to bleed air from fuel system at fuel injection pump or injection nozzles as explained next.
Fuel Supply Pump Primer Lever B—Primer Lever Continued on next page OUOD002,000016F –19–25FEB03–3/5 40-15 021604 PN=188