With stage 3 delay (STG3 DLY) in Advanced setup menu can turn on 2nd stage of mechanical cooling Y2 –O after the delay if the call for Y1 ---I and Y2 ---I have
not been satisfied.
b
With 2SP FAN DELAY (Advanced Setup Menu) when in the economizing mode there is a delay for the high speed fan to try to satisfy the call for second
stage cooling by turning on the fan to high and opening the OA damper 100% before the first stage mechanical cooling is enabled.
c
Does not apply to KC/KCQ 04 ---06 or HC/HCQ/TC/TCQ 04 ---07 units
Table 12 – Dry Bulb Operation With DCV (CO
Demand
Outside Air ---
Control Ventilation
Good to
(DCV)
economize?
No
Below set
Yes
No
Above set
Yes
a
With stage 3 delay (STG3 DLY) in Advanced setup menu can turn on 2nd stage of mechanical cooling Y2 –O after the delay if the call for Y1 ---I and Y2 ---I have
not been satisfied.
b
With 2SP FAN DELAY (Advanced Setup Menu) when in the economizing mode there is a delay for the high speed fan to try to satisfy the call for second
stage cooling by turning on the fan to high and opening the OA damper 100% before the first stage mechanical cooling is enabled.
c
Does not apply to KC/KCQ 04 ---06 or HC/HCQ/TC/TCQ 04 ---07 units