4
Diagnostics – Non-Critical Alarm Codes
................................................................. 40
ALARM CODE:
Unit off/Fan on
......................................................................................... 40
SOLUTION:
If fan is running ................................................................................................................... 40
SOLUTION:
If fan is not running ............................................................................................................. 41
ALARM CODE:
Unit on/Fan off
......................................................................................... 41
SOLUTION:
If fan/motor is running ........................................................................................................ 41
SOLUTION:
If fan/motor is not running .................................................................................................. 41
ALARM CODE:
Check Airflow Switches
.......................................................................... 42
SOLUTION:
If high airflow switch is opening. Do not adjust the switch setpoints .................................. 42
SOLUTION:
If low airflow switch is opening. Do not adjust the switch setpoints ................................... 42
ALARM CODE:
Clogged Filter Switch
............................................................................. 43
SOLUTION:
If clogged filter switch is closing. ........................................................................................ 43
ALARM CODE:
Insufficient OA
......................................................................................... 44
SOLUTION:
If heat is desired ................................................................................................................... 44
SOLUTION:
If less outside air is desired .................................................................................................. 45
ALARM CODE:
Invalid Damper Control Mode
............................................................... 45
SOLUTION:
If the unit is configured for MRT or MRT-Expert controls ................................................ 45
SOLUTION:
If the unit is configured for MDT or MDT-Expert controls ................................................ 45
ALARM CODE:
Room Sensor Failure
............................................................................. 45
SOLUTION:
Investigate room sensor ....................................................................................................... 45
Glossary
................................................................................................................................... 46
Menu Selection Tree for BACview
............................................................................. 47
MODSTAT
............................................................................................................................... 48
UNIT MODES
HOTKEY - 2
............................................................................................... 48
SETPOINTS
HOTKEY - 3
................................................................................................ 49
STATUS MENU
HOTKEY - 4
............................................................................................ 49
ALARM
HOTKEY - 1
........................................................................................................ 50
RESETS
HOTKEY - 6
........................................................................................................ 50
SCHEDULES
HOTKEY - 7
................................................................................................ 50
CLOCKSET
HOTKEY - 0
................................................................................................ 51
HELP
HOTKEY - 5
............................................................................................................ 51
USER CONFIGURABLE OUTPUT
HOTKEY - 8
........................................................... 52
Appendix I
............................................................................................................................... 53
10KΩ Thermistor Output Curve
........................................................................................... 53
Appendix II
.............................................................................................................................. 54
Airflow Station Layout
............................................................................................................ 54
Appendix III
............................................................................................................................ 55
I/O Zone 583 Controller Specifications
............................................................................... 55
