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2 1 4 6 5 3 sm01656 1. Fuel supply hose fitting Figure 4-82. Assembling Adapter, Gauge and Fuel Supply Hose to Fuel Tank: All Models sm01657 Figure 4-83. Fuel Pressure Gauge Installed: All Models Table 4-3. Fuel Pressure Test SOLUTION CAUSE RESULTS Replace. Restricted fuel filter Less than: 55 psi (380 kPa) Clean. Restricted pump inlet screen Clear. Restricted fuel line or hose to gauge Replace. Faulty fuel pump Clear. Restricted check valve fitting Repair or replace as necessary. Leak inside tank (hose or coupling) Replace. Faulty pressure regulator Operating fuel pressure Steady at: 55-62 psi (380-425 kPa) Replace as necessary. Check valve fitting and fuel tank More than: 62 psi (425 kPa) Replace. Fuel pressure regulator Return to Service 1. Position the air bleed tube in a suitable container. Open Gasoline can drain from the adapter when gauge is 2. Remove fuel pressure gauge from the adapter. Install Gasoline can drain from the fuel line and adapter when 3. Pull up on knurled sleeve of the fuel pressure gauge 2013 Sportster Service: Fuel System 4-59 |