Data Aire DAP III User Manual

86
Problem Possible Cause Check or Remedy
Dehumidifi cation does not
come on - continued
Dehumidifi cation is OFF
Unit does not have reheat
Panel is operating in manual override
and the compressor override is not
ON
Restricted by inter-stage time delay
Check sub menu 3-9
On units without reheat, the dehumidifi cation
mode in not operable.
Check manual override switches
Wait 1-5 minutes or reset panel. Refer to
dehumidifi cation logic.
Panel locks up 24 VAC power is low
Loose ground connections
Loose CAT-5 cable
Check 24 VAC power. Reset panel
Tighten mounting screws of PC board to
aluminum enclosure. Reset panel
Power OFF, remove battery, check CAT-5
cable and Power ON
Watchdog LED lit DAP III has experienced a frozen
display problem or loose ground
Tighten mounting screws on PC board to
aluminum enclosure. Reset panel.
Audio alarm does not sound Audio alarm has been turned OFF
Faulty alarm buzzer
Check setting on sub menu 4-1
Use manual Test Audio Alarm test sub menu
9-8 to check. Contact factory technical sup-
port if buzzer does not sound in manual test.
Alarm contact do not close Alarm contact are disabled and/or not
programmed correctly
Faulty alarm relays
Check settings for alarms sub menus 4-20,
4-21, 4-22 and 4-23
Use manual Test Relay test to check. Sub-
menu 9-3
Condenser contact do not
close
Loose connections of auxiliary con-
tact and/or optional Relay module
Loose or faulty relay on expansion
module
Check auxiliary compressor contact P15-11
and P15-12 or Relay Module and check mod-
ule to PC board connection
Check relay connections and use manual
Test Relay test to check. Sub menu 9-3
Faulty standard alarm
conditions. Refer to alarm
features
Bad Connections on plugs or cable
Loose connection on Relay module
Refer to wiring diagram to check connections.
Check Relay module connections to PC
board
Faulty optional alarm condi-
tions. Refer to alarm fea-
tures
Bad Connections on plugs or cable
Loose connection on Relay module
Refer to wiring diagram to check connections.
Check Relay module connections to PC
board
High or low temperature or
humidity warning
Return air temperature or humidity is
above or below the alarm limits
Faulty sensor
Silence the audio alarm. The alarm deacti-
vates automatically when the temperature or
humidity returns to within the alarm limits.
Refer to temperature and humidity sensor
trouble shooting section above

Data Aire DAP III Specifications

General

Brand	Data Aire
Model	DAP III
Category	Security System
Language	English