24
PN 20009722 REV F, [08/01/2020]
CAW INFRARED CONTROL SYSTEM - OVERVIEW
DIP Switch
Setting
Operation
Factory
Setting
#1
Test mode
YES
Enables Test Mode. Timers are shortened, quick
operational testing.
• Anti-short-cycle time reduces from 3 minutes to 45
seconds.
• Minimum on-time reduces from 2 minutes to 30
seconds.
• Post-purge time reduces from 60 to 15 seconds.
• Stagger start time reduces from 30 to 7.5 seconds.
NO
NO
Disables Test Mode.
#2
Louver oscillation
(for wall mounted
thermostat mode only)
On
If DIP Switch #4 is YES,
enables louver oscillation
during
operation.
OFF
Off
If DIP Switch #4 is YES,
disables louver oscillation
during
operation.
#3
Fan speed setting
(for wall mounted
thermostat mode only)
HIGH
While DIP Switch #4 is YES, selects fan speed HIGH.
HIGH
LOW
While DIP Switch #4 is YES, selects fan speed LOW.
#4
Select infrared handheld
controller or wall
mounted thermostat
control
YES
Disables infrared hand controller
and enables wall
mounted thermostat operation. Enables dip switches #3 and
#2.
Clean filter time automatically defaults to 1000 hours.
YES
NO
Enables infrared hand controller
and disables wall
mounted thermostat operation.
Infrared Receiver Window
Power LED
Wired wall mounted remote thermostat controller mode — on
when power is applied to unit.
Infrared Controller mode — on while cassette unit is in ON
mode; off while unit is in OFF mode.
Cooling LED
On when unit is in cooling operation.
Heating LED
On during calls for heat.
Timer/Alarm LED
On steady while unit is in sleep timer mode; flashes to indicate
fault codes.
Clear Filter Warning Button
Hold for 3 seconds to clear clean filter warning (indicated when
timer/alarm LED, item 5, flashes 4 times)
5
6
1
3
4
2
Table 3 - CAW Microprocessor Controller — Dip Switch Settings
Figure 36
- CAW Unit-Mounted Receiver — Chassis-Mounted Display
