19
INSTALLATION AND OPERATION MANUAL
ENGLISH
  Cancelling the timer
In the normal mode, hold down the () DAY / SCHEDULE switches for more than 3 seconds. The 
NEXT SCHEDULE indicator blinks. (Cancellation of all the timer)
While the timer is in cancellation mode, hold down the () DAY / SCHEDULE switches for more than 
3 seconds. NEXT SCHEDULE is indicated. (Timer activation)
  Setting the temperature shifts (energy saving mode)
1. Set the ON/OFF operation as in steps 1 and 2 of the “Setting the timer” section, and then select “S” as 
the schedule number.
2. Set the ON/OFF operation in steps 4,5 and 6 of the “Setting the timer” section, and set the ON/OFF 
time. The temperature setting is then indicated.
3. Select the temperature shift with the  switches. “3” or “5” can be selected. If the reset switch is 
pressed at this time, the temperature shift is not set and the indication “- -“ appears. When the TIMER 
switch is pressed, the temperature is indicated and the mode changes to schedule number selection.
4. When the TIMER switch is pressed, the SET and SCHEDULE indicators go out and the mode returns to 
normal.
 NOTE:
1. When this operation is performed, the temperature shift indicator changes.
2. When this operation is performed, the temperature setting of the CSNET NET WEB or PSC-A64S has a normal range, while the remote 
control setting may be changed to a new range.
3. The increase or decrease in the temperature setting during the scheduled time (±3 ºC or ±5 ºC) varies according to the operation mode. 
 - If the system is operating in FAN, COOL or DRY mode, the temperature variation is + .
 - If the system is operating in HEAT, mode, the temperature variation is - .
  Automatic operation with heating (anti-freeze protection)
1. In normal mode, hold down the switch for more than 3 seconds to change the operation mode. The 
automatic heating setting is activated and the ON indicator appears to the right of the current time. The ON 
indication blinks during the automatic heating operation.
 − Cancellation
While the system is operating in the automatic heating mode, hold down the MODE switch for more than 3 
seconds to change back to normal mode.
The automatic heating setting is deactivated, and the ON indication to the right of the current time goes 
out.
 NOTE:
If the temperature in the room is lower than a predened value1*, the heating will start up automatically. When the room temperature reaches 
the set temperature, the operation stops.
*1 The temperatures 5,10,or 15ºC can be selected using an optional setting.
  Operation locking method
To prevent incorrect use of the switches, the switch operation * can be locked.
1. In normal mode, hold down the SELECT  switch for more than 3 seconds. The operation lock is 
activated and the OPER.LOCK indication appears. If a switch is pressed while it is locked, the indication 
OPER. LOCK blinks.
 − Cancellation
While the locking operation is activated, hold down the  switch and SELECT simultaneously for more 
than 3 seconds to return to normal mode. The locking operation will be cancelled and the OPER. LOCK 
indication goes out.
 NOTE:
  *The switch to be locked can be selected from “operation mode change”, “temperature setting”, “airow” and “autolouver” by an optional setting 
(F8~Fb) of up to 4 items.
  The setting can be changed from CSNET or the sub-remote controller. 
:
Mon
NEXT
SCHEDULE
OFF
OPER.LOCK
:
PMML0197_r0_04-10.indb   19 08/07/2010   9:20:21