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3-80 FUEL SYSTEM (DFI)
Fuel Line
•
Prepare a measuring cylinder [A].
•
Disconnect the fuel supply hose from the fuel delivery
pipe, and set the measuring cylinder and fuel supply hose
[B] as shown.
•
Close the fuel tank cap.
WARNING
Wipe off spilled out fuel immediately.
Be sure to hold the measuring cylinder vertical.
•
Turn the i gnition switch ON.
•
Push the start button for 3 seconds.
•
Measure the discharge for 3 seconds.
Amount of Fuel Flow
Standard: 67 mL or more for 3 seconds
If the fuel flow is much less than the specified, check the
following:
Fuel Hose from Fuel Pump Supply Pipe to Fuel Filter for
Sharp Bend, Kinking, or Clogging
Fuel Pump Operation (see Fuel Pump Operation Inspec-
tion)
Fuel Pump Screen (see Fuel Pump Screen Cleaning)
If above inspection checks out good, replace the fuel
pump, and measure the amount of fuel flow again.
•
After inspection, connect the fuel hose.
•
Start the engine and check for fuel leakage.
○
For JT1500-A2 model ∼; Replace the double spring
clamps with new ones. (see Fuel System Diagram)