Generic TR 125 Service Manual

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16.2.2.2 Note for use of injector:
1. Inside the injector there is a filter, but it is not a serviceable part, because it is only designed to filter out the
accumulated impurities between the fuel filter and injector of the oil line. The impurities can cause injection
bonding, flow offset and leakage and other faults, so the fuel filter is very important.
2. Only the injector of the same parts number can be replaced,
16.2.3 Throttle body
16.2.3.1 Working principle of throttle body:
Throttle body is mainly made up of principle cast body, return spring, throttle cable, throttle body position
sensor and idle speed adjustment screw, and throttle body position sensor is to provide throttle opening to the
ECU; idle adjustment screw to control the idle speed and stability. Clockwise reduces the bypass gas, and
reduces the idle speed while counterclockwise increases the bypass gas, and increases the idle speed; in
general it requires about two laps.
16.2.3.2 Appearance of throttle body:

Generic TR 125 Specifications

General

Brand	Generic
Model	TR 125
Category	Motorcycle
Language	English