Changing Mid and Rear Transmission Oil


Mid Transmission

  1. Operate machine to warm transmission oil.

  2. Park machine safely on a hard level surface.

  3. Lock park brake.

  4. Raise and secure cargo box.

  5. IMPORTANT: Dirt and debris in oil may cause damage to the transmission. Clean area around opening before removing plug or dipstick.

    MXAL45730
    MXAL45730-UN-09APR13

    View from under machine.

    Position drain pan under transmission drain plug (A).



  6. Remove drain plug (A). Allow to completely drain.

  7. Install and tighten drain plug (A) to specification.

    ItemMeasurementSpecification
    Transmission Drain PlugTorque30-35 N·m (22-26 lb-ft.)

  8. MXAL45731
    MXAL45731-UN-09APR13

    Remove dipstick (B) located near oil reservoir. Wipe dipstick clean.



  9. Add recommended oil.

  10. MXAL45732
    MXAL45732-UN-09APR13

    Check oil level. Oil level is low if below line (C). Oil level should be full line (D).




Rear Transmission

  1. Park the machine safely. (See Parking Safely in SAFETY.)

  2. IMPORTANT: Dirt and debris in oil may cause damage to the transmission. Clean area around opening before removing plug or dipstick.

    MXAL45733
    MXAL45733-UN-09APR13

    Fill plug under right rear side.

    Position drain pan under transmission drain plug (A).



  3. Remove fill plug (B) located on right side of rear transmission.

  4. Remove transmission drain plug (A) and allow oil to drain through opening in frame (C) and into drain pan.

  5. Check washer on drain plug. Replace if missing or in poor condition.

  6. Install and tighten drain plug to specification after all oil has drained.

    ItemMeasurementSpecification
    Transmission Drain PlugTorque30-35 N·m (22-26 lb-ft)

  7. Add oil until the level is even with the bottom of the fill port.

  8. Install and tighten fill plug to specification.

    ItemMeasurementSpecification
    Transmission Fill PlugTorque45-54 N·m (33-40 lb-ft)

  9. Check transmission oil level again after the first several hours of operation.

RH75544,00001BC-19-20130408