Trane YSJ072A Installation, Operation And Maintenance Manual page 20

Dimensions and Weights
Figure 16. 6 to 12.5 tons standard efficiency – economizer, manual or motorized fresh air damper
ECONOMIZER HOOD
BAROMETRIC RELIEF HOOD
7-3/4"
[198]
7-1/4"
16-3/4"
[185]
[424]
12"
[303]
DIMENSIONS EXTENDS TO 21-5/8" (549MM)
WHEN POWERED EXHAUST IS COUPLED
WITH LOW LEAK ECONOMIZER
20 RT-SVX071A-EN