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:

    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 ...

    Checking the thermostat
    1. Check: Thermostat Does not open at 80.5-83.5 C (176.9-182.3 F)  Replace. a. Suspend the thermostat "1" in a container "2" filled with water. b. Slowly heat the water "3". c. Place a thermometer "4" in the water. d. While stirring the water, observe the thermostat and th ...

    Special tools
    The following special tools are necessary for complete and accurate tune-up and assembly. Use only the appropriate special tools as this will help prevent damage caused by the use of inappropriate tools or improvised techniques. Special tools, part numbers or both may differ depending on the ...

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