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15-30 ELECTRICAL SYSTEM
Fuel Pump Relay Internal Resistance
.Connect the pump leads to the battery using auxiliary
wires as shown.
*If the pump operates, check the pump relay.
*If the pump does not operate, the pump is defective.
*If the pump operates and the pump relay is normal,
close the outlet hose while operating the fuel pump.
.When the pump stops, read the pressure gauge.
* If the pressure gauge reading is out of the specified
pressure, the pump is defective.
Fuel Pump Pressure
Standard 11 "' 16 kPa
(0.11 "' 0.16 kg/cm2.1.6 "' 2.3 psi)
Pump Operational Inspection
.Remove the fuel pump with the fuel filter (see Fuel
System chapter).
.Prepare a container filled with kerosene.
.Prepare the rubber hoses, and connect them to the
pump fittings.
.Connect the suitable pressure gauge to the outlet hose
as shown.
1 .Fuel Pump
2. Pressure Gauge
3. Outlet Hose
4. Inlet Hose
5. Fuel Filter
6. Kerosene
7. 2-Pin Connector
8. Battery
9. Auxiliary Leads