Published 4-20-2015, Control # 502-01 4-33
RT540E SERVICE MANUAL BOOM
8. Extend the boom approximately 51 to 64 cm (20 to 25”).
Make certain that the boom extension stowage lugs will
line up in front of the guide pins (Figure 4-94, 1) and
ramp (Figure 4-95, 2) on the stowage brackets when the
boom extension is positioned to the side of the boom.
9. Ensure the hitch pin and clip pin (Figure 4-95, 1) are
removed from the rear stowage bracket.
10. Using the rope attached to the tip of the boom extension,
manually swing the extension to the side of the boom.
11. Align the stowage lugs on the boom extension with the
guide pins and ramp (Figure 4-95, 2) on the stowage
brackets and fully retract the boom.
12. Install the hitch pin and clip pin (Figure 4-95, 1) securing
the boom extension to the rear stowage bracket.
13. Remove the attachment pins and clip pins (Figure 4-96,
1) from the anchor and attachment fittings (Figure 4-96,
2) on the right side of the boom nose and stow them in
the base of the boom extension. Stow left side
attachment pins and clips in outside attachment fitting on
swingaway.
DANGER
When stowing the boom extension, ensure that all
personnel and equipment are kept clear of the swing path.
CAUTION
Do not allow the boom extension to slam into the stowage
bracket when swinging into the stowed position.
Reference Only