Yamaha YZF-R125 Service Manual: Preparation for removal and disassembly

Yamaha YZF-R125 Service Manual / General information / Important information / Preparation for removal and disassembly

1. Before removal and disassembly, remove all dirt, mud, dust and foreign material.

Preparation for removal and disassembly


2. Use only the proper tools and cleaning equipment.

Refer to "SPECIAL TOOLS" on page 1-8.

3. When disassembling, always keep mated parts together. This includes gears, cylinders, pistons and other parts that have been "mated" through normal wear. Mated parts must always be reused or replaced as an assembly.

Preparation for removal and disassembly


4. During disassembly, clean all of the parts and place them in trays in the order of disassembly.

This will speed up assembly and allow for the correct installation of all parts.

5. Keep all parts away from any source of fire.

    Important information
    ...

    Replacement parts
    Use only genuine Yamaha parts for all replacements. Use oil and grease recommended by Yamaha for all lubrication jobs. Other brands may be similar in function and appearance, but inferior in qua ...

    Other materials:

    Intake air pressure sensor
    1. Check: Intake air pressure sensor output voltage Out of specification Replace the throttle body. a. Connect the pocket tester (DC 20 V) to the throttle body sensor assembly coupler as shown. Positive tester probe pink/white "1" Negative tester probe gray/black "2" ...

    Fuel
    Make sure there is sufficient gasoline in the tank. WARNING Gasoline and gasoline vapors are extremely flammable. To avoid fires and explosions and to reduce the risk of injury when refueling, follow these instructions. Before refueling, turn off the engine and be sure that no on ...

    Checking the rear brake caliper
    1. Check: Brake caliper piston "1" Rust/scratches/wear Replace the brake caliper piston. Brake caliper cylinder "2" Scratches/wear Replace the brake caliper assembly. Brake caliper body "3" Cracks/damage   Replace the brake caliper assembly. Brake fluid deli ...

    2025 Copyright www.yam-r125.net |