Grove Published 7-23-2020, Control # 668-02 5-65
GRT9165 OPERATOR MANUAL SET-UP AND INSTALLATION
5. Unreeve the hoist rope as necessary from the boom
extension base section mast sheaves. For more
information, see Unreeving Hoist Rope, page 5-77.
6. If necessary, stow the fly section. For more information,
see Stowing the Fly Section, page 5-64.
7. Remove the anti-two block switch from the end of the
boom extension. For more information, see Anti-Two
Block Switch on the Boom Extension, page 5-79. Install
the anti-two block switch on the main boom nose. For
more information, see Anti-Two Block (A2B) Switch,
page 5-32.
8. Stow the rear mast assembly as follows:
a. Hold the handle (1, Figure 5-48) and remove the
retaining clip (2) and pin (3).
b. Lower the mast (4). Make sure the connecting point
holes are aligned.
c. Insert Pin (3). Secure the pin with retaining clip (2).
9. Stow the front mast assembly as follows:
a. Hold the handle (1, Figure 5-49) of the mast sheave
assembly. Remove retaining clip (3) and pin (4).
b. Lower the mast assembly (2) until the connecting
holes are aligned.
c. Insert pin (4) and secure with retaining clip (3).
10. Attach a tag line (1, Figure 5-37) to the end of the boom
extension base section (2).
11. Make sure the boom extension installation pins (4,
Figure 5-40) are engaged.
12. Remove the four pins (5, Figure 5-40) and retaining clips
(6) that attach the boom extension base section to the
boom nose. If necessary, remove the upper (7) and
lower (8) hoist rope rods and retaining clips (9) to install
the pins (5). Store the pins (5) and retaining clips (6) on
the boom extension stowage bracket.
13. Swing the boom extension to the intermediate position
on the side of the base section of the boom. Make sure
the wheels engage on the front (Figure 5-45) and rear
(Figure 5-46) boom extension ramps.
14. Move the boom extension in the against the main boom
so the front boom extension pin (Pin #2) can be secured.
DANGER
Boom Extension Hazard!
The boom extension installation pins (4, Figure 5-40)
must be extended and engaged before removing the four
pins (5, Figure 5-40). If the boom extension installation
pins (4, Figure 5-40) are not extended and fully engaged,
the boom extension will fall when pins (5, Figure 5-40) are
removed, resulting in possible injury or death.
CAUTION
After removing the four retaining clips and pins, the boom
extension is free to swing to the side of the main boom.
DANGER
When stowing the boom extension, make sure that all
personnel and equipment are kept clear of the swing path.
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