Fuel Pump Installation
Fuel Pump Installation -
Fuel Pump REMOVAL AND INSTALLATION 1. Disconnect the negative battery cable and properly relieve the fuel system pressure. 2. Remove the fuel tank and place it on a bench. 3. Remove any dirt that has accumulated around the fuel 169a 1260 Fuel injection pump cover: Installation . . . . . . . . . . . . . . . . . . 167b 1262 Removal. . . . . . . . . . . . . . . . . . . . . 167a 12–62 Fuel injection pump return hose check valve: 105 Cleaning and inspection . . . . . . . 3–36b 105 Installation .02384 PRIMING FUEL SYSTEM SERVICING (M939A2).. WP 0239 Figure 1. Fuel System Priming. 02405 Figure 6. Fuel Pump Installation.Engine mounting bracket (lefthand) installation ______ Power steering pump bracket installation Exhaust gas
recirculation.(EGR) system___________________ Fuel pump relay (FPR) The important point is to keep the fuel supply to the pump unrestricted. To avoid this problem, which is most apparent at idle, some racers install an external bypass through a 0.020— 0.060in. restriction from the pump outlet to the tank.8—16 812 Fuel pump, removal and installation _ . 816 313(1) A. Cover and governor Fuel pump, exploded view (sheet 1 of 12) 3—17 313(2) B. Housing and shafts Fuel pump, exploded view (sheet 2 of 12) 318 313(8) (C. Spring pack Page Figure Electrical installation, auxiliary fuel system 1238 291 Avionics electrical installation 1240 292 Avionics electrical installation 1242 293 Avionics electrical installation 1244 294
Avionics.electrical systems installation kits 1246 295 Check for clogged fuel pump strainer. Remove and clean strainer (para 4416). Step 2. Check for clogged fuel filter. Clean filter (para 441 c ). Step 3. Check for defective burner nozzle. Replace nozzle (para 433). 4. FUEL PUMP LEAKS Step Moisture separator assembly; removal and installation 388 373. Moisture separator assembly; disassembly and reassembly 389 374. Fuel tanks; removal and installation 390 375. Fuel injection pump; removal and installation 391 376.(i) Low pressure. (j) Incorrect fuel pump. (k) Restricted fuel filter. (a) Loose mounting bolts. (b) Scored or worn rocker arm. (c) Weak or broken rocker arm spring. (d) Stiff inlet hose (c) Tighten mounting bolts
securely..(d) Install new gasket.
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