Weber Summit 650 Step-By-Step Manual page 4

INSTALL "U" RAILS
Note: lock the casters before starting assembly.
You will need: two "U" rails, eight 1/4-20 x 1/2 inch bolts,
eight nylon washers, and a 7/16 inch or adjustable wrench.
Insert the tabs of the "U" rail into the frame rails. Make sure
both tabs are inside the frame rails. Figure 1(a) and that the
"U" rail supports are outside of the "U" rail support mounts.
Figure 1(a).
Push the "U" rail down into place on top of the frame rail.
Add a nylon washer to a bolt and start the bolt through the
a)
Frame rails
supports
b)
Summit 450
Tabs
"U" rail
"U" rail
support
mounts
Figure 1
hole of the frame rail into the tab of the "U" rail. Only start the
two bolts. Figure 1(b).
Align the holes of the "U" rail support with the holes in the
"U" rail support mount. Add a washer to a bolt and start the
bolt through the "U" rail support and into the "U" rail support
mount. Figure 1(b). Only start the two bolts.
Once you have started the four bolts per side, use the
7/16 inch or adjustable wrench to tighten the four bolts on
each side of the barbecue.
a)
b)
4
Tabs
Frame rails
"U" rail
supports
"U" rail
support
mounts
Figure 1
Summit 650