12-17
CONTROL SYSTEM
SM DLSDCI 3-A.1 GB
12.4.7 Sleep Mode
12.4.7.1 Sleep Mode - General
a. Mode Denition
Mode: Any
Temp: Selected desired temperature
IFan: Any
Timer: See below
I-FEEL: ON or OFF
12.4.7.2 Control function
o The Sleep mode is activated by using the SLEEP button on the R/C. In Sleep
Mode, the unit will automatically adjust the SPT to turn up/down the room
temperature (RT) gradually to provide maximum comfort for the sleeping user.
o Sleep is treated as TIMER function. Therefore, the TIMER LED is activated similar
to TIMER function.
o In COOL, AUTO COOL or DRY modes, the SPT adjustment is positive
(from 0 to +3oC).
o In HEAT or AUTO HEAT modes, the SPT adjustment is negative
(from 0 to -3oC).
o In other modes, there is no SPT adjustment.
o The SPT adjustment is cancelled when the Sleep mode is cancelled.
o If OFF-timer is active, the unit may go to SB before or after 7 hours of sleep
operation.
12.4.7.3 Sequence Diagrams
12.4.8 Forced Operation
Forced operation is set by the mode button on the Display Board and 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
NOTES
• While under the forced operation, the temperature compensation is disabled.
• The IFAN is always set to Autofan Speed in forced operation.
TROUBLESHOOTING
Service Manual
Multi Cinco 100 DCI 12-21 Revision 0
o In COOL, AUTO COOL or DRY modes, the SPT adjustment is positive
(from 0 to +3oC).
o In HEAT or AUTO HEAT modes, the SPT adjustment is negative
(from 0 to -3oC).
o In other modes, there is no SPT adjustment.
o The SPT adjustment is cancelled when the Sleep mode is cancelled.
o If OFF-timer is active, the unit may go to SB before or after 7 hours of sleep
operation.
12.4.7.3 Sequence Diagrams
12.4.8 Forced Operation
Forced operation is set by the mode button on the Display Board and 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
NOTES
While under the forced operation, the temperature compensation is disabled.
The IFAN is always set to Autofan Speed in forced operation.
12.4.9 Indoor Units Operation when Indoor Unit Mode is Different than
Outdoor Unit Mode
Open louvers according to user selection.
Indoor fan is forced to OFF.