Trane Foundation GCC 090-150 Installation, Operation And Maintenance Manual page 12

Dimensional Data
Figure 6. Roof curb (in inches)
54 9/16"
32 1/4"
3.000
15 13/16"
3 9/16"
14.000
1 3/4"
Figure 7. Downflow unit clearance (in inches)
CLEARANCE 68"
39 11/16"
CLEARANCE
12
SUPPLY
37 15/16"
RETURN
84 13/16"
60"
15 1/2"
3.000
19 3/8"
CLEARANCE
54 5/8"
84 13/16"
45 1/8"
48"
UNIT OUTLINE
CLEARANCE 48"
54 9/16"
RT-SVX069D-EN