Nordic ATWC Series, Installation And Service Manual, Page: 49 / 106

PRELIMINARY: 24-Sep-2021 Page 49 002536MAN-00
LCD Interface & Menus
These are examples of the unit status and operating data displayed when at the message display level (top level). Pressing ENTER
will enter into the menu levels beginning with the Main Menu.
2x16 LCD Display
UP button:
Use this to scroll up
through the items availa-
ble at a menu level.
OK/EXIT button:
Use this to come back up
one menu level. Also
saves value if at parame-
ter menu level.
ENTER button:
Use this to push down to
the next menu level.
Also saves value if at
parameter menu level.
DOWN button:
Use this to scroll down
through the items availa-
ble at a menu level.
Menu Tree:
This is a list of the various tools are used for system setup and monitoring.
The table shows what is displayed based on each press of the ENTER button starting at the Main Menu level.
ENTER
(From Main)
ENTER
(First Press)
ENTER
(Second Press)
ENTER
(Third Press)
Description
Setpoint Control
(only if using
Setpoint Control)
— Setpoints — Heating
— Stage 1 Setpoint
Stage 1 stops when water temperature
rises to this point.
— Stage 1 Delta
Stage 1 starts when water temperature
drops below setpoint by this amount.
— Stage 2 Setpoint
Stage 2 stops when water temperature
rises to this point.
— Stage 2 Delta
Stage 2 starts when water temperature
drops below setpoint by this amount.
— AUX (S3) Setpoint
Stage 3 stops when water temperature
rises to this point.
— AUX (S3) Delta
Stage 3 time delay starts when water tem-
perature drops below setpoint by this
amount. (Stage 3 starts immediately if time
delay is set to 0).
— AUX (S3) Delay
Delays Stage 3 start by timer amount.
— Outdoor Reset
(only if enabled)
Temperature factor to use in the outdoor
reset table.
— Stage 1 Setpoint
Stage 1 stops when water temperature
drops to this point.
— Stage 1 Delta
Stage 1 starts when water temperature
rises above setpoint by this amount.
— Stage 2 Setpoint
Stage 2 stops when water temperature
drops to this point.
— Stage 2 Delta
Stage 2 starts when water temperature
rises above setpoint by this amount.
— Cooling
NEEDS
UPDATE