Optional Controller
Manual of Controller
2 - 38
2. Wireless Remote Controller
( CZ-RWSU2N, CZ-RWSD2, CZ-RWST3N, CZ-RWSL2N )
14. Before Requesting Service
23
(EN)
ENGLISH
Before requesting service, please check the following.
Problem Cause Solution
The unit doesn’t work
even when
is
pressed on the remote
controller.
The power to the indoor unit is not
ON.
Make sure the power to the indoor
unit is ON.
Is the Normal/Stop All switch in the
Stop All position? (See page 9.)
Switch it to the Normal position
and cancel operation.
Are the remote controller’s
batteries dead?
Change the batteries.
Is there a mismatch between the
display lamp and cooling/heating
or is it set to something other than
Auto?
(The operating lamp stays lit, while
the timer lamp and the standby
lamp blink alternately.)
Change the operating mode.
Do the addresses match one
another?
Check the addresses of the
receiver
and the remote controller.
(See page 18.)
The air conditioner
starts and stops on its
own.
Has the timer been set to repeat? Check the timer settings.
(See page 14.)
“
” is displayed on
the remote controller
when the unit is
stopped.
An error has occurred in the
non-volatile memory.
Please contact your sales outlet.
Although the unit is for air conditioning only, either Auto or
Heat is indicated in the display.
Make settings to the remote
controller’s operation mode
display. (See page 22.)
After the batteries are put in the remote controller, even
when it is operated, the display does not change.
Press the reset button on the
remote controller. (See
page 10.
)
The timer cannot be set. Make the settings when the remote
controller is in Operation Display.
(See page 14.)
If the problem persists even after you check the foregoing items, stop the unit,
disconnect the power to the indoor unit and contact the distributor where the product
was purchased with the model number and problem you are having. As it is
dangerous, under no circumstances should you undertake repairs yourself.
Further, when the receiver’s lamps are blinking; please contact your retailer with that
information.
00OI303000.indb23 2015/02/2016:23:10
13. Miscellaneous Settings
22
(EN)
A variety of changes can be made to settings, depending on the indoor unit
being used.
Operation mode indicator, time display (24-hour, AM/PM), heating
maximun temperature
• (These settings are saved in nonvolatile memory in the remote controller, so even
when its batteries are changed, the settings do not have to be made again.)
• First check the display of the remote controller when the unit is stopped and then
make any desired settings.
How to Operate
• While holding down the buttons below, the remote controller’s display changes every
time
is pressed.
• Whatever is being displayed when you release
is set.
Setting Item Operation Button Setting Content Remote Controller Display
Remote controller
operation mode
display setting
when
is
pressed
Press
while pressing
Heat Pump
(with Auto)
Heat Pump
(without Auto)
Dedicated air
conditioner
Clock display
setting
Press
while pressing
24-hour
AM/PM
Max possible
temperature setting
in the Heat mode
Press
while pressing
Maximum heating
temperature range is
26 °C – 30 °C
00OI303000.indb22 2015/02/2016:23:09
SM830241-00_2WAY SYS.indb 38 2015/03/26 14:55:14
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