CACG/CAHG/CAHJ & CACH/CAHH/CAHK
Air Handlers
• Installation, Operation and Maintenance Manual •
Comfort where it counts
36
P/N 240008108, Rev. G [07/08/10]
7-day programming options for CACH/CAHH/CAHK
Figure 37
Item
Setting Values
Overview
To access:
Press and hold PROGRAM and CLOCK buttons simultaneously for 3 seconds; use arrow keys to
select position; save selection and exit by repeating the button press.
Quick copy
— Hold FAN and PROGRAM buttons for 3 seconds to copy current day’s settings to all other
days.
Navigating through settings:
Press PROGRAM to move to the next setting or CLOCK to move to the
previous setting; to change values, use the UP and DOWN keys; when value is reached, move to the next
setting using the PROGRAM or CLOCK button; values are stored on exit from programming mode.
7-Da
y pr
ogr
amming
(use
Table 7, P
age 37
to r
ec
or
d settings)
Day of week
Mon, Tue, Wed,
Thu, Fri, Sat, Sun
Th e louver is closed when the fan is off .
Period of day
Morning
Day
Evening
Night
Th e periods provide four time sett ings to initiate a change in
cooling/heating setpoints. Th ey allow adjustments for setback
(such as night setback, daytime setback and occupied sett ings
for residential applications). Set the hour/minute for each time
as well as the cooling and heating setpoints below.
Hour
0–12 a
0–12 p
Set the time to begin the period.
Minute
0–59
Cooling
setpoint
55–90 F
Th e unit will default to this setpoint when set to Cooling in pre-
programmed run mode.
Heating
setpoint
55–90 F
Th e unit will default to this setpoint when set to Heating in pre-
programmed run mode.
Auto setpoint
55–90 F
Th e unit will default to this setpoint when set to Auto in
pre-programmed run mode. (Th e unit will auto changeover
between heating and cooling.)
Setting the CACH/CAHH/CAHK Controller
(continued)