Main Mast - WACKER Group LTC 4 Repair Manual

Disassembly/Assembly Procedures

8.10 Main Mast

See Graphic: wc_gr02434
8.10.1 Remove the upper mast and the mid mast from the main mast. See
8.10.2 Disconnect the wiring from the control panel by:
8.10.3 Loosen the clamps (d & e) securing the tower supply cable. One is
8.10.4 Remove the cable clip (f) from the underside of the enclosure top.
8.10.5 Thread the tower supply cable through the eyes (g) on the side of the
8.10.6 Remove the cable clip (h) attached to the end of the main mast.
8.10.7 Tighten the adjusting knob (i) so that the main mast will not spin when
8.10.8 Loosen the adjusting knob.
8.10.9 Using an appropriate crane or hoist, lift the main mast up and out of the
wc_tx000428gb.fm
Disassembly:
Turn the lights off, turn the unit off, and lower the mast assembly into
the cradle before performing this procedure. Place the Light Tower in
a position with enough room so that the masts may be extended fully
while in the down position.
The mast cable system consists of two cables: one connected to the
winch mounted on the main mast that raises the mid mast; and a
second that is connected to both the upper mast and the main mast.
This second cable raises the upper mast as the mid mast is being
raised.
section Mid Mast.
• Snipping the wire ties (a).
• Disconnecting the wires from the capacitors (b).
• Disconnecting the wires from terminal strip (c).
located on the control box and the other is on the front enclosure panel.
main mast.
loosening the nut (j) securing the main mast to the main cradle.
Remove the nut securing the main mast to the main cradle.
main cradle and free from the machine.
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LTC Repair