Fuel Unit - Sym RS-50 Service Manual

15. ELECTRICAL EQUIPMENT

Fuel Unit

Removal/Installation
Remove the luggage box and seat.
Remove the rear carrier.
Remove the body covers.
Disconnect the fuel unit coupler.
Turn the plastic cap in CCW direction and then
remove the fuel unit plastic cap.
Remove the fuel gauge unit.
Caution
Do not damage or bend the float arm as
removing.
Install in reverse order of removal procedures.
Inspection
1. Connect the fuel unit coupler.
Turn the main switch ON.
Move the float in up and down, and make sure
that the fuel indicator can be reached to F
(Full) and E (Empty) positions.
Conduct the step 2 if the needle on the fuel
indicator is not moved.
2. Measure the coupler resistance while the float
in up and down positions.
Float position
Up (full)
Down (empty)
Check the fuel indicator if the resistance is in
normal.
Replace the fuel gauge if the resistance is
abnormal.
15-16
This chapter Contents
Resistance value
3~10Ω
90~100Ω
Fuel unit
Float
Fuel unit coupler
Plastic cap