Step 11 — Install All Accessories — After all of the
• economizer
• power exhaust
• barometric relief damper
•
•
• electric heaters
• enthalpy control
• differential enthalpy control
• plugged filter indicator
• carbon dioxide detector
• smoke detector
• filter status switch
• fan status switch
• condenser hail guard
• horizontal duct accessory
• thermostats
•
Fig. 20 — Bracket and Hood Positioning
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