Loosen the two bolts from the cover (Item 1) [Figure 30-21-3]. Pivot the cover downward.
Add grease to the fitting (Item 1) [Figure 30-21-4] until the track tension is correct.
Use tool MEL1560 (Item 1) [Figure 30-21-5] to loosen the bleed fitting (Item 2) [Figure 30-21-4] to release tension from the track.
NOTE: Do not loosen the grease fitting (Item 1) [Figure 30-21-4].
Repeat the procedure for the other side.