4. Service procedures
(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:
aOn the remote controller, press both TEST / CHK and CL buttons at the same time for more than 4 seconds.
AIR FLOW | A |
|
UNIT | UNIT No. | MODE |
FLAP | R.C. No. |
|
AIM |
| |
|
| |
| CODE No. °C | SET TEMP. |
TIMER SET | SWEEP |
|
|
| |
| SET TEMP. | FAN SPEED |
| SETTING |
|
SET CL
ON •
OFF •
TEST / CHK
0356_M_I
bThe 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.
Section
1
2
3
AIR FLOW |
|
|
UNIT | UNIT No. | MODE |
FLAP | R.C. No. |
|
|
| |
| CODE No. | SET TEMP. |
TIMER SET |
|
|
| SETTING | FAN SPEED |
|
| |
| DATA |
|
SET CL | MONITOR |
|
|
| |
| ON • |
|
| OFF • |
|
|
| TEST / CHK |
UNIT No. (Indoor unit address)
Sensor address
Sensor temperature °C
4
0357_M_I
NOTE
Do not press TIMER SET button during the procedure.
SM830076
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