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2. Optional Controller (remote controller)
Refer to the table below for the relationship between the sensor address and the location of the sensor.
Relationship between the sensor address and the location of sensor
Sensor Address
(CODE No.)
Indoor Unit
01
02 TH1 Indoor air suction Temp.
03 TH2 Indoor coil Temp. (E1)
04 TH3 Indoor coil Temp. (E2)
05 TH4 Indoor coil Temp. (E3)
06 TH5 Indoor Discharge air Temp.
07
08
09
Outdoor Unit
0A TH1 Discharge gas Temp. (PC Compressor) —
0B TH2 Discharge gas Temp. (AC Compressor) —
0C TH6 Outdoor coil Temp. (Right coil)
0D TH7 Outdoor coil 1 gas Temp. (Right coil)
0E TH4 Outdoor coil 1 liquid Temp. (Right coil)
0F TH8 Outdoor coil 2 gas Temp. (Left coil)
10 TH5 Outdoor coil 2 liquid Temp. (Left coil)
11 TH9 Outdoor air suction Temp.
12
13
14
15
16
3
17 TH3 Discharge gas Temp. (SC Compressor) 27 TH1 Discharge gas Temp. (SC Compressor)
18
(
PC or PC Comp. or Compressor
AC Comp. or AC Compressor
SC Comp. or SC Compressor
NOTE
In case there are no sensor equipped with the unit, - - - is shown on the display.
C Resetting the remote controller display back to normal.
To reset the display when you are finished, press TEST / CHK button, then the remote controller will return to
previous mode.
(D) Find out about past service problems
The remote controller can store the max. 4 most recent alarm codes, so you can see what kind of broblems the unit
has had, if any. Knowing what has already happened and been fixed helps you know what to check at present.
This function is usable even if the unit is not working.
To display the past error codes, follow the procedure below.
Procedure:
a
On the remote controller, press both TEST / CHK and SET buttons at the same time for more than 4 seconds.
b
Once in this mode, a change from the normal display to service check display takes place, as shown in the table
below:
NORMAL DISPLAY
Set temp.
UNIT No.
Hours, Minutes
Location of Sensor (Themistor)
Indoor Electronic Control Valve Open
PC unit
—
PC Compressor Current
AC Compressor Current
—
—
SC Compressor Current
:
Power Control Compressor
:
Standard Compressor
:
Scroll Compressor
Display Change
( )
Control of W-ECO MULTI SYSTEM
—
—
—
1C TH3 Outdoor coil Temp.
1D TH4 Outdoor coil gas Temp.
1E TH2 Outdoor coil liquid Temp.
—
—
21 TH5 Outdoor air suction Temp.
—
—
—
—
—
28
SC Compressor Current
SERVICE CHECK DISPLAY
Code No.
UNIT No. (Indoor unit address)
Alarm Message
III - 18
AD unit
TD831077
- Quick Links:
- Technical Data
- Service Manual
- Outdoor Unit
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