Procedure Steps Display
4 Set the fan delay.
From the SYSTEM menu choose FAN DELAY
OFF to set the time the system fan will continue
to run after the last heating or cooling stage is
turned off.
5 Set the occupied fan
control.
From the SYSTEM menu choose OCCUPIED
FANto choose the following:
When ON, the fan will run continuously
when the schedule is occupied (On).
When the schedule is unoccupied (Off) the
fan will run only when there is a call for
heating or cooling.
6 Set the valve action.
Select one of the valve actions from the
SYSTEMmenu. Not all choices apply to every
application.
CL VALVE ACTION—(Four-pipe only)
HT VLV ACTION—(Four-pipe only)
VLV ACTION—(Two-pipe only)
Valve action selections are the same for all three
types of valves.
NORMAL OPEN—The valve changes from
fully open to fully closed as the AppStat
varies the valve output from 0 to 10 volts.
NORMAL CLOSED—The valve changes
from fully closed to fully open as the
AppStat varies the valve output from 0 to 10
volts.
CL VLV ACTION:
NORMAL OPEN
NORMAL CLOSED
DelEnterCncl
HT VLV ACTION:
NORMAL OPEN
NORMAL CLOSED
DelEnterCncl
VLV ACTION:
NORMAL OPEN
NORMAL CLOSED
DelEnterCncl
Set up fan coil unit system options (continued)
Installation, Operation, and Application Guide for AppStat Section 4: Commissioning functions
Revision G 51