Remove the arm. (See Removal And Installation on Page 40-160-1.)
Remove the boom cylinder. (See Removal And Installation on Page 20-20-3.)
Disconnect the wire harness (Item 1) [Figure 40-150-1].
Cut and remove the cable ties (Item 2) [Figure 40-150-1].
Mark and remove the hoses (Item 1) [Figure 40-150-2].
Remove the nuts (Item 1), bolt (Item 2) and pin (Item 3) [Figure 40-150-3].
Remove the boom (Item 4) [Figure 40-150-3].
Remove the seals (Item 1) [Figure 40-150-4] from both sides of the boom.
Remove the bushings from both sides of the boom.
Install the new bushings in the boom.
Install the bushings until they are seated 5 mm (0.197 in) in the pin boss [Figure 40-150-5] on both sides of the boom.
Install new seals on both sides of the boom.
