Sanyo KH2442 / CH2442 Service Manual page 179

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
Outdoor Unit 0A
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, press
(C) Accessing the service problem history
The gist of past service problems can be recalled.
a Press the
and
check mode. The term "CHECK SERVICE" will be illuminated and code No. 01 will be
displayed at first. Then the most recent alarm message will be displayed, showing the
number of the indoor unit that generated the alarm and the nature of the alarm.
b In order to monitor more of the service problem history, press the SET TEMP
button. This will change the service problem history number (code number).
Code number 01 (most recent)...code number 04 (oldest)
NOTE
The service problem history keeps four problems in memory.
c Pressing the
button will clear the
entire indoor unit alarm history.
Pressing the button will restore the
normal operating display.
Location of Sensor (Themistor)
00 A/C controlled room Temp.
01 Remote controller room Temp.
02 Indoor air suction Temp.
03 Indoor coil Temp. (E1)
04 Indoor coil Temp. (E2)
05 Indoor coil Temp. (E3)
06
07
08 Indoor electronic expantion valve Temp.
09
Discharge gas Temp.
0B
0C
0D Outdoor coil liquid Temp. (C2)
0E Outdoor coil liquid Temp. (C1)
0F
10
11
12
13
14
button, then the remote controller will return to previous mode.
buttons simultaneously for 4 seconds or more to enter the service
IV - 23
4. Service procedures
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c
a
Fig. IV-5
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b
c
2081_M_I
SM830082 SM830082
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