Data Aire dap4 touch, User Manual

Page: 121 / 137

117
Alarm Screen Description &
Classification
Possible Causes Corrective Actions
Smoke
Detector
Smoke
detector is
sensing smoke
and will shut
down unit
*** Critical
•
The smoke detector
sensing smoke
•
Bad smoke detector
•
Incorrect settings of
digital input on the
controller
•
Check the smoke detector and
reset it by cycling the power after
smoke has cleared
•
Check for 24-volt power at
Smoke Detector and replace if
necessary
•
Go to Menu L
–Configure I/O
and change the Smoke Detector
action setting
High
Condensate
Water Level
Condensation
water level is
above the
condensate
alarm switch
level
*Warning
•
Clogged condensate
drain line
•
Bad condensate pump
•
Float switch is loose or
broken
•
Loose Connection
•
Too high vertical drain
line
•
Incorrect settings of
digital input on the
controller
•
Blow out or clean drain line
•
Replace condensate pump
•
Check and replace float switch
•
Check wire connections
•
Check vertical drain line (Lift),
The highest lift for the Little
Giant pump should be 11 feet
and 23 feet for the Becket pump
•
Go to Menu L
–Configure I/O
and change the Condensation
Switch action setting
Fire Stat
Temperature
Return Air
temperature is
above the Fire
Stat set point
and will shut
down unit
***Critical
•
High Return air
temperature
•
Return Air Temp
sensor is out of
calibration
•
Faulty Sensor
•
Check return air temperature
and check the Fire stat set point
and raise setting if needed
(range 100º-150º)
•
Calibrate Sensor
•
Use Temperature Sensor Chart
to verify resistance of the sensor
Maintenance
Timer
Schedule
normal
maintenance
*Warning
•
Maintenance needs to
be performed
•
Maintenance timer has
not been reset
•
Perform maintenance that is
required
Reset timer