Electra WNG 50 DCI Service Manual page 64

CONTROL SYSTEM
12.4.9 Indoor Unit Dry Contact
Indoor unit Dry contact has two alternative functions that are selected by J8.
Status
J9 = Open Presence Detector Connection
J9 = Short Power Shedding Function
12.4.10 Operating the Unit from the Mode Button
Forced operation allows to start, stop and operate in Cooling or Heating, in pre-set
temperature according to the following table:
Forced operation Mode
Cooling
Heating
12.4.11 On Unit Controls and Indicators
12.4.11.1 All Models Except for Floor/Ceiling model
STAND BY
INDICATOR
OPERATION
INDICATOR
TIMER INDICATOR
FILTER INDICATOR
COOLING INDICATOR
HEATING INDICATOR
Mode SWITCH
(COOL/HEAT/OFF)
RESET / FILTER
SWITCH
12.4.11.2 LCD Display
STBY/Oper
12-8
Function
Lights up when the Air Conditioner is connected to power and ready to receive
the R/C commands
Lights up during operation.
Blinks for 300 msec to announce that a R/C infrared signal has been received
and stored.
Blinks continuously during protections (according to the relevant spec section).
Lights up during Timer and Sleep operation.
Lights up when Air Filter needs to be cleaned.
Lights up when system is switched to Cool Mode by using the Mode Switch on
the unit.
Lights up when system is switched Heat Mode by using the Mode Switch on
the unit.
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.
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.
ESF/Fresh Air
Revision Y05-02
CONTENT
Contact = Open
No Limit
No Limit
Pre-set Temperature
20 0 C
0
28 C
Timer
Service Manual - WNG 50_60_80 DCI
Contact = Short
Forced to STBY
Limit NLOAD
Filter