Converting Category 4N/3 Convertible Quick Coupler Upper Hook

Use proper lifting device when converting coupler. Failure to do so can result in personal injury.

A second person is recommended to align components during conversion.

It is recommended to use Category 4 upper hook if implement set up allows. The Category 3 upper hook may be overloaded with very high draft loads.

  1. RXA0142708
    RXA0142708-UN-17JUN14

    Support quick coupler frame (A).


  2. RXA0142706
    RXA0142706-UN-17JUN14

    Remove quick lock pin (D) and pin (C) to release center link (B).


  3. Remove pin (E) and upper hook (F).

  4. RXA0147950
    RXA0147950-UN-29APR15

    Remove pin (H) to remove stored upper hook (G) and replace with upper hook previously removed from quick coupler.

    Pin (C) must be installed left to right. Shoulder (I) will keep retaining pin (B) from being installed if pin (C) is installed incorrectly.


  5. Use reverse sequence of steps to remove upper hook from quick coupler. Install previously stored upper hook into quick coupler.

GH15097,000092F-19-20170728