Lower the work group to the ground.
Remove the floor mat. (See Removal And Installation on Page 40-110-1.)
Place a block (Item 1) [Figure 20-23-1] under the rod end of the boom swing cylinder.
Remove the snap ring (Item 1) [Figure 20-23-2] and washer from the rod end pin of the cylinder.
Remove the pin (Item 2) [Figure 20-23-2].
Start the engine and fully retract the cylinder rod.
Stop the engine.
Remove the center floor panel (Item 1) [Figure 20-23-3].
Remove the hose (Item 1) [Figure 20-23-4] from the base end of the cylinder.
Install a cap (Item 1) [Figure 20-23-5] on the hose and tighten.
Start the engine and retract the cylinder.
If there is any oil leakage from the base end fitting (Item 2) [Figure 20-23-5] on the boom swing cylinder, remove the cylinder for repair or replacement.