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© 2016 Emerson Climate Technologies, Inc.
AE5-1412 R1
6.10. Alarm Menu
The controller time-stamps and stores the last 50 alarms. See Section 11 for alarm codes.
Action
Button
Notes
Enter alarm menu
Push and release alarm key (Displays SEC when alarm menu is active)
Enter alarm list
Press SET to confirm
Scroll through active
and recorded alarm
list
Or
Scroll the list of alarms and see the list of active alarms with the number
of the alarm (Number, A01-A50).
Push Down key and see the alarm Name or Code.
Push Down key and see the next active alarm
Select the alarm to
see the date and time
Enter the sub menu with alarm time details
Scroll through alarm
information data
Or
Successive presses of the down arrow button will display the clock
data label (hour, minute, day, month, year) followed by the value of the
preceding label. The up arrow will reverse this order and show the value
followed by the label. The displayed values record the start time of an
alarm.
Exit menu
Press SET and UP together or wait about 10 seconds.
6.11. How to Program a HOT-KEY From the
Controller (UPLOAD TO OVERWRITE HOT-KEY)
Caution: Overwrites hot key. When the controller is ON,
insert the HOT-KEY into the 5-PIN receptacle (labeled
H-K) and push the
button; the
UPL
message
appears followed a by a flashing
End
label.
Push
button and the
End
will stop flashing.
Turn OFF the controller, remove the HOT-KEY and then
turn the controller ON again.
NOTE: the
Err
message appears in case of a failed
programming operation. In this case push the
again if you want to restart the upload again or remove
the HOT-KEY to abort the operation.
6.12. How to Program a Controller Using a HOT-KEY
(Download)
A hot key is included with each unit for factory reset
and replacement control programming. Remove power
from the unit.
Insert a pre-programmed HOT-KEY into the 5-PIN
receptacle (labeled H-K) and reapply power to the unit.
The parameter list of the HOT-KEY will be automatically
downloaded into the controller memory. The
doL
message will blink followed by a flashing
End
label.
After 10 seconds the controller will restart and begin
working with the new parameters.
Remove the HOT-KEY
NOTE:
The message
Err
is displayed for failed
programming. In this case turn the unit off and then on
if you want to restart the download again or remove the
HOT-KEY to abort the operation.
6.13. Manual Stepper Control Mode for Vapor
Injection (Low Temp) or Liquid Injection (Medium
Temp)
For troubleshooting purposes, the stepper setting can
temporarily be manually adjusted.
From the standard display screen, pressing SET and
SERVICE/ALARM key for 3 seconds will enter a manual
stepper control mode.
In the manual stepper control mode, the display shows
the current step count of the valve.
In manual stepper control mode, all algorithms
controlling the stepper valve are suspended, but the
rest of the functions operate normally
The up and down arrows on the keypad open and
close the valve, with the display showing the updated
step count
If the controller is left untouched for 60 seconds or
the set and up button are pressed together to exit, the
controller will resume normal operation.
