ECR EMI America Series Installation, Operation And Maintenance Manual page 32

CACH/CAHH Microprocessor Controller Overview
Table 6 CACH/CAHH Microprocessor controller — dip switch settings
DIP Switch
#1
Test mode
#2
Louver oscillation
(for remote thermostat
mode only)
#3
Fan speed setting
(for remote thermostat
mode only)
#4
Select infrared
handheld controller
or remote thermostat
control
Comfort where it counts
CACG/CAHG & CACH/CAHH
• Installation, Operation and Maintenance Manual •
Setting
Enables Test
allowing quicker operational testing
• Anti-short-cycle time reduces from 3 minutes to
45 seconds
• Minimum on-time reduces from 2 minutes to 30
seconds
• Postpurge time reduces from 60 to 15 seconds
ON
• Stagger start time reduces from 30 to 7 5
seconds
CAUTION
off repeatedly in Test mode This will damage
the compressor DO NOT leave the unit in Test
mode after setup Return dip switch #1 to the OFF
position for normal operation
OFF
Disables Test
If DIP Switch #4 is ON,
ON
during operation
If DIP Switch #4 is ON,
OFF
during operation
ON While DIP Switch #4 is ON, selects fan speed
OFF While DIP Switch #4 is ON, selects fan speed
Disables infrared hand controller
thermostat operation and enables dip switches #3
and #2
ON
Clean filter time automatically defaults to
1000 hours
Enables infrared hand controller
OFF
thermostat operation
Operation
mode All timers are shortened,
— DO NOT cycle the unit on and
mode
enables louver oscillation
disables louver oscillation
and enables remote
and disables remote
32
Air Handlers
(continued)
HIGH
LOW
P/N 240007756, Rev. A [051509]
Factory
Setting
OFF
OFF
ON
ON