1 0 (or OAT
faulty)
Outdoor mode
Cooling A=47 A=47 Idle Cooling Cool
Cooling B=-11 B=-11 Idle Cooling Cool
Heating B=-18 B=-18 Idle Heating Heat
Heating A=+40 A=+30 Idle Heating Heat
12.8 Indoor Unit Dry Contact
Indoor unit Dry contact has two alternative functions that are selected by J8.
Function Contact = Open Contact = Short
J8 = Open Presence Detector Connection
No Limit Forced to STBY
J8 = Short Power Shedding Function No Limit Limit NLOAD
12.9 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 Pre-set Temperature
Cooling 20
0
C
Heating 28
0
C
12.10 Indoor Unit Controllers and Indicators
STAND BY
INDICATOR
1. Lights up when the Air Conditioner is connected to power
and ready to receive the R/C commands
OPERATION
INDICATOR
1. Lights up during operation.
2. Blinks for 300 msec., to announce that a R/C infrared
signal has been received and stored.
3. Blinks continuously during protections (according to the
relevant spec section).
TIMER INDICATOR Lights up during Timer and Sleep operation.
FILTER INDICATOR
Lights up when Air Filter needs to be cleaned.
COOLING INDICATOR Lights up when system is switched to Cool Mode by using the
Mode Switch on the unit
.