Page 30
TABLE 18
UNIT OPERATION
T'Stat
DDC
Humid.
Sensor
OAS
Compressor Blower Speeds
OD
Fans
Gas
Heat
Econo
Reheat
Valve
1-Low 1-Hi 2 Vent
Cool
C1
Cool
C2
Cool
C3
Heat 1 & 2 1 & 2 Occupied Unocc.
G Off Off Off X Off Off Min (Vent) Closed Off
W1 Off Off Off X Off Low Min Hi Closed Off
W2 Off Off Off X Off Hi Min Hi Closed Off
Y1 No On Off Off X On Off Min Lo Closed Off
Y1 + Y2 No On Off On X On Off Min Lo Closed Off
Y1 + Y2 +Y3 No On On On X On Off Min Hi Closed Off
Y1 Yes Off Off Off X Off Off Mod Mod Off
Y1 + Y2 Yes On Off Off X On Off Mod Mod Off
Y1 + Y2 +Y3 Ye s On On Off X On Off Mod Mod Off
Yes No On On Off X On Off Min Lo Closed On
Y1 Yes No On On On X On Off Min Lo Closed On
Y1 + Y2 Yes No On Off On X On Off Min Lo Closed Off
Y1 + Y2 +Y3 Yes No On On On X On Off Min Hi Closed Off
Yes Yes On On Off X On Off Min Lo Closed On
Y1 Yes Yes On On On X On Off Min Lo Closed On
Y1 + Y2 Yes Yes On Off On X On Off Min Lo Closed Off
Y1 + Y2 +Y3 Yes Yes On On On X On Off Min Hi Closed Off
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