Inspect Blades


Inspect blades on: base cutter, chopper, topper, primary extractor, secondary extractor (if equipped), and side knives (if equipped).

  1. CAUTION:

    T8T2925
    T8T2925-UN-12AUG15

    A - Base Cutter Blade (10 used)

    B - Chopper Blade (8 used)

    C - Topper Blade (8 used)

    D - Primary Extractor Blade (4 used)

    E - Secondary Extractor Blade (3 used)

    Avoid possible serious injury or death. Shut OFF engine and wait for harvesting functions to stop completely. Remove key and turn OFF battery disconnect switch before inspecting blades.

    Avoid possible serious injury from sharp edges. Wear gloves when handling blades.

    Completely raise base cutter and lower topper boom.



  2. Engage base cutter safety stops.

  3. Inspect base cutter blades (A) for damage and wear. Replace as necessary (see Remove and Install Base Cutter Blades in Maintenance—As Required section).

  4. Inspect chopper blades (B) for damage and wear. Replace as necessary (see Remove and Install Chopper Blades in Maintenance—As Required section).

  5. Inspect topper blades (C) for damage and wear. Replace as necessary (see Remove and Install Topper Blades in Maintenance—As Required section). If equipped, inspect shredder topper shear plate clearance. Adjust as necessary (see Adjust Shredder Topper Shear Plates (If Equipped) in Maintenance—As Required section).

  6. Inspect primary extractor blades (D) for damage and wear. Replace as necessary (see Remove and Install Primary Extractor Fan Blades in Maintenance—As Required section).

  7. If equipped, inspect secondary extractor blades (E) for damage and wear. Replace as necessary (see your authorized John Deere dealer).

  8. If equipped, inspect side knife blades for damage and wear. Replace if necessary (see Remove and Install Side Knife Blades (If Equipped) in Maintenance—As Required section).

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