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9
Installation Manual
FASS FUEL SYSTEM
SYSTEM DIAGRAM
1. FUEL TANK
2. FUEL SUPPLY LINE TO PUMP UNIT
3. PUMP/FILTRATION UNIT
4. FUEL TO ENGINE MANIFOLD
5. FUEL SUPPLY LINE TO INJECTION PUMP
6. INJECTION PUMP
7. RETURN LINE (NOTE: LINE WILL “T” INTO OVER FLOW TUBE NEXT TO FILLER NECK.)
8. WIRE HARNESS FROM FASS FUEL PUMP TO POWER SOURCE
INLET/OUTLET PORTS USED FOR PLUMBING ARE MARKED AS FOLLOWED:
“T” – the fuel line from the fuel tank enters this port.
“R” – this is the return port back to the fuel tank.
“E” – this is the port leading to the engine’s lift pump.
“H” – these are the heater ports for coolant, unidirectional. The heater DOES NOT HAVE TO
BE USED and the read plugs can be left in place.
“G” – this is the gauge port. A 0 – 75psi gauge is recommended if any gauge is being used.
The 2 – ½” allen head plugs have no function.