Factory Installed Downflow Economizer; Field Installed Downflow Economizer; Economizer Usage - York PREDATOR DM 078 Technical Manual

246645-YTG-C-0708
TABLE 41: ECONOMIZER USAGE
Application Cabinet Height
Bottom Return
Side Return
ERV or End Return
* Barometric relief must be ordered separately and installed in duct work.
† Barometric relief or fresh air hood not included. Must be ordered separately.
2EE04705424
Fresh Air Hood
FIGURE 11 - FACTORY INSTALLED DOWNFLOW ECONOMIZER
2EE04705424 2EE04705424
Fresh Air Hood Fresh Air Damper
FIGURE 12 - FIELD INSTALLED DOWNFLOW ECONOMIZER W/POWER EXHAUST
40
All Downflow economizer with barometric relief
All Horizontal economizer without barometric relief
42"
50"
2EE04705424 2EE04705424
Fresh Air Damper Return Air Damper
2EE04705424
Return Air Damper
Description
Slab Economizer, 42" tall cabinet
Slab Economizer, 50" tall cabinet
2EE04705424
Barometric Relief Damper
2PE047032XX
Power Exhaust
2EE04705424
Barometric Relief Damper
Model
2EE04705424
2EE04705524
2EE04705624
2EE04705224
2EE04705424
Barometric Relief Hood
2EE04705424
Barometric Relief Hood
Johnson Controls Unitary Products
*
†
†