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4. Service procedures
1
2
3
4
Section
– 75 –
SM830076
(C) Check the sensor temperature readings
The air conditioner has thermo sensors which are used to control the unit.
❏ Each sensor has an address which is made up of the indoor unit address, and the
sensor address. The indoor unit address is used only when several units are hooked
up to one remote controller (group control). If there is only one unit, made up of one
indoor and one outdoor unit, then only the sensor address should be put in, as shown
in the procedure below.
Follow this procedure to display the temperature of each sensor:
a On the remote controller, press both TEST / CHK and CL buttons at the same time for
more than 4 seconds.
SET CL
MODE
FAN SPEED
ON
OFF
•
•
SET TEMP.
UNIT
FLAP
AIR FLOW
R.C. No.
UNITNo.
No.CODE
SET TEMP.
°C
TIMER SET
AIM
SWEEP
A
SETTING
TEST / CHK
0356_M_I
b The UNIT No., the address and temperature of the sensors instead of its usual
information will flash on the display.
❏ Following example shows the UNIT No. (Indoor unit address) is fixed at 01– 01.
❑ In case of group control, select the UNIT NO. (Indoor unit address) which you want to
check with UNIT button.
❏ Each time you press the , (SET TEMP.) button you can select a different sensor,
and the display shows the sensor address and temperature as shown below.
0357_M_I
SET CL
MODE
FAN SPEED
ON
OFF
•
•
SET TEMP.
UNIT
FLAP
AIR FLOW
R.C. No.
UNIT No.
No.CODE
TIMER SET
DATA
MONITOR
SETTING
TEST / CHK
UNIT No. (Indoor unit address)
Sensor address
Sensor temperature °C
NOTE
Do not press TIMER SET button during the procedure.