Fuel Unit - Sym DD 50 Service Manual

Fuel Unit

Removal / Installation
Remove 4 bolts and floor panel.
Disconnect fuel unit connector.
Remove the fuel unit plastic cap.
Turn the snap ring in CCW direction and then
remove the fuel unit.
Caution
Do not bend the float arm.
Install in reverse order of removal procedures.
Remark: Aligning the slot of fuel unit with the ring
of oil tank as installation, and then turn the snap
ring in CW direction until matching to the arrow.
Inspection
1. Connect the fuel unit connector.
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 connector 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.
This chapter Contents
Resistance value
3~10Ω
90~100Ω
15. ELECTRICAL EQUIPMENT
Float
Fuel unit
Fuel unit plastic
15-15