Auto By-Starter - Sym EuroMX 125 Service Manual

Auto By-Starter

Inspection
Turn off engine and waiting for over 10 minutes
for cooling.
Check resistance across the two terminals of the
auto by-starter
Resistance value: Max. 10Ω (Measured after
engine stopped for more than 10 minutes)
Replace the auto by-starter with a new one if
resistance value exceeds standard.
Remove the carburetor, allow it to cool off for 30
minutes.
Connect a hose to fuel increase circuit.
Pump compressed air to the circuit.
Replace the auto by-starter if the circuit clogged.
Connect battery posts (12V) to starter's
connectors. After 5 minutes, test the increase
circuit with compressed air. If air flow through
the circuit, then replace the starter.
Removal
Remove fixing plate screw, and then remove the
plate and auto by-starter from carburetor.
Valve inspection
Check if auto by-starter and valve needle for
damage or wear out.
Installation
Install auto by-starter to the carburetor body.
Install fixing plate to the upper groove of auto
by-starter, and install its flat surface to carburetor.
Install screw and tighten it.
Cautions
Align the round point of the starter with the
screw hole of air intake side.
This chapter Contents
4. FUEL INJECTION SYSTEM
Screws
× 2
Fixing plate
Screws × 2
Fixing
plate
Auto by-starter
Round point
Valve
needle
4-7