RT-SVX073A-EN
139
may need to be adjusted.
13. Tighten the lock nut against the swivel(s).
14. Plug the holes after the proper CFM has been
established.
Figure 93. Outside air and return air damper
assembly
Outside air damper level
Configuration B
Configuration A
All Top view
Jackshaft lever
Economizer Linkage Adjustment
Figure 94. Outside air and return air economizer
assembly (with Traq™ dampers)
TRAQ Damper Linkage
Adjustment
Top view
Jackshaft lever
TRAQ damper Lever
Table 51. Standard unit (no ERW) (economizer)
outside air damper travel adjustment/
pressure drop (inches w.c.)
Damper Position
Economizer
Linkage Set-up
1 2 3 4 5 6
Jackshaft rod end
location 1 1 2 2 2 2
Damper lever
configuration
A B B B B B
Damper lever rod
end location 1 2 3 4 5 6
120-162 Ton w/Economizer (includes mist eliminator)
CFM
Pressure Drop (inches w.c.)
58,500
0.80 1.64 2.96 - - -
54,000
0.68 1.40 2.52 - - -
Unit Startup
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