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

Lubrication & Maintenance/Daily3. Check the single or dual fuel filters for water or debris.If filter is fitted with a see-through water separatorbowl, drain as needed based on a daily visualinspection.IMPORTANT: Drain water into a suitable containerand dispose of properly.a. Loosen drain plugs (B) at bottom of each fuel filteror bowl, if equipped, two or three turns.b. Loosen air bleed plugs (A) two full turns on fuelfilter mountings and drain water from bottom untilfuel starts to drain out.Drain Fuel Filters (Dual Filters Shown)RG13542 –UN–20JUL04c. When fuel starts to drain out, tighten drain plugssecurely.After draining water from the fuel filter, the filter mustbe primed by bleeding all air from the fuel system.a. Operate primer lever of the fuel supply pump (C)until fuel flow is free from air bubbles.b. Tighten bleed plugs securely, and continueoperating hand primer until pumping action is notfelt. Primer lever is spring-loaded, and will return tonormal position.If the fuel system needs further bleeding of air, seeBLEEDING FUEL SYSTEM in Service As RequiredSection, later in this manual.Priming At Fuel Supply PumpA—Air Bleed PlugsB—Drain PlugsC—Fuel Supply Pump Primer LeverRG7317A –UN–16JUN00Continued on next pageOURGP12,0000048–19–13OCT06–3/425-3 110306PN=70