Inspect Service Brake Components—Annually

  1. CAUTION: Service brake system operates at high pressure. To avoid the risk of injury to yourself or bystanders, DO NOT attempt to BLEED the hydraulic components in this system. The hydraulic brake components in this system should only be serviced by your John Deere dealer.

    N74793
    N74793-UN-16JAN07

    A - Spring Pins

    B - Caliper Pins

    C - Brake Pads

    Remove spring pins (A) and caliper pins (B).



  2. Remove brake pads (C) from between rotor and caliper.

  3. N60507
    N60507-UN-03JUL02

    N60509
    N60509-UN-03JUL02

    A - Pad Material

    B - Rotor Face

    C - Rotor Thickness

    Inspect brake pad material (A) for deep grooves, uneven wear, and minimum thickness.

    ItemMeasurementSpecification
    Brake Pad MaterialMinimum Thickness On Each Pad1.5 mm (0.059 in.)



  4. Inspect rotor face (B) for deep grooves and uneven wear.

  5. Inspect rotor for minimum thickness (C).

    ItemMeasurementSpecification
    RotorThickness11 mm (0.440 in.)

  6. (See your John Deere dealer for replacement components as necessary.) Re-assemble brakes in reverse order of removal.

OUO6092,000116D-19-20080313