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Mast Chain Visual Inspection Section 5 – Procedures
2. Carefully lift mast section 4, just enough so
that the chains are not in tension. Remove the
hardware securing the chain tensioner block
inside mast 4.
Chain
Tensioner
Block
Figure 24 Chain Tensioner Disconnection (Section 4)
3. Lift the mast section up to a suitable working
height and remove the lower wear pads. Mark
the location of each wear pad.
Section 3
Figure 25 Wear Pads Removal (Section 4)
4. Pry/push the bottom of the mast section forward
to allow the chain tensioner to drop past the
bottom edge of the mast section.
Figure 26 Chain Tensioner Release (Section 4)
5. Lift mast section 4 up and away from the mast
column. Make sure the harnesses and the
control cable enclosure box are clear at the top
of the mast. Set the mast section aside.
Figure 27 Mast Section 4 Removal