(D) Find Out About Past Service Problems - Sanyo SPW-C483GYH8 Service Manual

1. Troubleshooting
Refer to the table below for the relationship between the sensor address and the location of the sensor.
3
NOTE
In case there are no sensor equipped with the unit, - - - is shown on the display.
C Resetting the remote controller display to previous mode.
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 memorize the max. 4 most recent alarm messages, so you can see problems the unit has
had, if any. Knowing what has already occurred 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, display changes from the normal display to service check display as shown in the table below:
NORMAL DISPLAY
Set temp.
UNIT No.
Hours, Minutes
Relationship between the sensor address and the location of sensor
Sensor Address
(CODE No.)
Indoor Unit 01
02 TH1
03 TH2
04 TH3
05 TH4
Outdoor Unit 06
07
08
09
0A TH0A
0B TH0B
0C TH0C
0D TH0D
0E
0F
10
11
12
13 PC Compressor Current
14 AC Compressor Current
(
PC or PC Comp. or Compressor
AC Comp. or AC Compressor
Display Change
( )
Location of Sensor (Themistor)
—
Indoor air suction Temp.
Indoor coil Temp. (E1)
Indoor coil Temp. (E2)
Indoor coil Temp. (E3)
—
—
Indoor Electronic Control Valve Open (pulse)
—
Discharge gas Temp. A (PC Compressor)
Discharge gas Temp. B (AC Compressor)
Outdoor coil Temp. (C2)
Outdoor coil liquid Temp. (C1)
—
—
—
—
—
: Power Control Compressor
: Standard Compressor
SERVICE CHECK DISPLAY
Code No.
UNIT No. (Indoor unit address)
Alarm Message
III - 26
Service Procedures
SM830052