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EconoMi$er IV (Field-Installed Accessory)
ECONOMI$ER IV STANDARD SENSORS
Troubleshooting instructions are enclosed. A functional view of
the EconoMi$er
®
IV accessory is shown in Fig. 70. Typical set-
tings, sensor ranges, and jumper positions are also shown. An
EconoMi$er IV simulator program is available to help with
EconoMi$er IV training and troubleshooting. See Fig. 71 and
Table 13 for further details.
Fig. 70 — EconoMi$er IV Functional View
Fig. 71 — Typical EconoMi$er
IV (W7212 Controller) Wiring
IMPORTANT: For 48FC-08-16 rooftop units EconoMi$er
IV is only available as a field-installed accessory.
LEGEND
DCV — Demand Controlled Ventilation
IAQ — Indoor Air Quality
LA — Low Ambient Lockout Device
OAT — Outdoor-Air Temperature
POT — Potentiometer
RAT — Return-Air Temperature
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