CONTROL SYSTEM
12-12
SM PNXADCI 1-A.1 GB
HEATING INDICATOR Lights up when system is switched Heat Mode by using the Mode
Switch on the unit
.
Mode SWITCH
(COOL/HEAT/OFF)
Every short pressing , the next operation mode is selected, in this
order : SB → Cool Mode → Heat Mode → SB → …
In long pressing system enters diagnostic mode.
RESET / FILTER
SWITCH
For short pressing:
When Filter LED is on - turn off the FILTER INDICATOR after
a clean filter has been reinstalled.
When Filter LED is off – enable/disable the buzzer announcer, if
selected.
In long pressing system enters set up mode (if in SB).
Note:
1. Pressing time is defined as the time between press and release.
2. If pressing time is one second or less – press is consider as short pressing.
3. If pressing time is three seconds or longer – pressing is considered as long pressing. In
between, pressing is undetermined and system will not respond to pressing.
4. PXD units are always forced to enter either Cool, Heat or Fan Mode whenever its setting is
changed by using the local buttons (i.e. items H - L). The other modes (Dry & Auto) can be
selected only by using a R/C.
5. If the unit’s operating mode is selected by using a R/C, the Cool and Heat indicators will not
be turned ON even if the current mode is Cool or Heat.
6. In ST group units, the Heat Mode is skipped. That is Cool Mode → Fan Mode directly.
12.11 Outdoor Unit Controllers and Indicators
12.11.1 The user display uses three 7 segments.
12.11.1.1 The user interface concept is Tree menus.
12.11.1.2 The navigation through the menu can be performed by either the key
pad or RC8 remote controller (through infra red receiver).
Command
Type
Function Keypad Remote
controller
Up or Down
command
Scrolling among
options (up and
down).
Up or
Down key
button.
Up: Set Point ‘+’
Down: Set Point
‘-‘
RC8 sketch:
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