Trane CSAA Installation, Operation And Maintenance Manual page 60

Installation - Mechanical
4. Attach the unit base L angle from the pipe cabinet to the
unit base rail. See Step 4 in
5. Attach a U channel to the unit base L angle. Make sure
to clear any coil piping. Make sure to attach enough
nested U channels to comply to the unsupported span.
See Step 5 in Figure 86.
Figure 86. Pipe cabinet installation for hurricane applications
Step 5
5/16-18 x .875 screw
Pipe cabinet wall
removed for clarity
Nested U channel
attached to L angle
Unsupported span
Size 3-50 - 52 in. max
Size 57-120 - 34 in. max
60
Figure 86
Step 4
Step 6
L angle attached
to unit baserail
6. Locate the pipe cabinet in place, and reinstall the U
channel to the pipe base L angle and reinstall the top U
channel to the nest (see Step 1,
7. When the L angle interferes with the unit base rail
lifting lugs or splice plate, mark and cut L angle section
to clear the component. If excess L angle is not needed
for nested U channel, leave it off. See
Step 7
Figure 85).
Figure 86.
Air handler
CLCH-SVX07K-EN