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LEGEND
AO — Analog Output
EVAC — Evacuation
EXD — Exhaust Air Damper Actuator
FSD — Fire Shut Down
HOA — HAND/OFF/AUTO Switch
HPS — High-Pressure Switch
LTT — Low Temperature Thermostat
OAD — Outside Air Damper Actuator
PRES — Pressurization
RAD — Return Air Damper Actuator
RFR — Return Fan Relay
SF — Supply Fan Contactor
SFR — Supply Fan Relay
TB — Terminal Block
TRAN — Transformer
Remove Jumper
Factory Wiring
Field Wiring
NOTE: The return fan power circuit may be different than the supply
fan starter power.
Fig. 49 — Smoke Control Option Wiring Schematic (39L)
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