14. Position both crossrails in front of a mainside leg, with the machined
connector towards the mainside leg. Using the Master Link provided,
connect the crossrail chain to the chain anchor welded to the base plate of
the mainside leg.
See Fig. 9.
***** IMPORTANT *****
THE MASTER LINK MUST HAVE THE CENTER LINK, AND IT MUST
BE IN A
VERTICAL
POSITION
. IT CAN NOT BE COCKED
TOWARDS THE FRONT OF THE CHAIN ANCHOR.
SEE FIG. 10.
15. Starting with the safety latch ear towards the mainside legs, place a 2 x 4
block under the latch as shown in
Fig. 11.
16. Take a safety rod and remove one of the two nuts. Turn down the
remaining nut to the bottom of the threads. Remove packing dowel pin from
the crossrail safety latch. Insert safety rod (where packing dowel was
removed) into top of cross rail safety latch.
17. Each safety rod corners with 2 nuts on one end. Remove the top nut,
turn the other nut down to bottom of threads. Guide the free threaded end of
safety rod into the rear hole at the top of the mainside leg. Tighten the nut
just removed until the safety rod is flush with the top of the nut. Tighten the
bottom nut against the leg top. Remove the 2 x 4 block. Repeat steps 15, 16
and 17 on the other mainside leg and crossrail.
18. Position each offside leg 6” from the end of each crossrail, but do not
drill or anchor. Place 2 x 4 blocks under each safety latch. Repeat steps 16
and 17 for the offside legs.
DO NOT ANCHOR OFFSIDE LEGS YET.
19. Assemble threaded chain connector to free end of chain. Run threaded
chain connector into the inside hole at top of offside leg. Run 1” nut all the
way down until connector is into the nylon. Repeat on other crossrail.
See
Fig. 11.
20. Stand up cylinder reset on toprail. Remove the fitting or plug from rear
of the cylinder as shown in
Fig. 12.
Extend cylinder rod by either pulling on
rod or by applying air to cylinder port where fitting or plug was removed.
Make sure long chain is not twisted inside toprail tube. Attach loose end of
7
