10
7.7
Chain installation: 10T
Referring to Figure 14:
1. After installing load chain into
load chain
sprocket
(B), run the remaining chain through
your hand to remove any twist. The last link of
the chain must be in the same direction as the
first. If not, cut off the last link.
2. Insert the last link into the left pulley of the
lower hook
(C).
3. Pull the
load chain
through and up from
underside of the pulley (C, D).
4. Insert
the
last link
into the pulley of the upper
hook (D), moving the chain up, around, and
then down (E). Check that the load chain is not
twisted and welds face away from the pulley.
5. To prevent the chain from free-wheeling, insert
a screwdriver securely into a link at the base of
the upper pulley (left side).
6. Insert
the
last link
into the right pulley of the
lower hook (E).
7. Pull
the
load chain
through and up from the
underside of the pulley (E, F).
8. Remove
the
lock nut
and
chain anchor pin
in
upper hook slot (G).
9. Insert the last link into the upper hook slot.
10. Check that load chain is not twisted.
11. Reinstall chain anchor pin through upper hook
slot and last chain link, and secure with lock
nut.
12. Remove screwdriver from link at base of upper
pulley.
Figure 14
(10-ton hoists)
