Sanyo KH2442 / CH2442 Service Manual page 181

Important
Never press (clear) button unless you want to erase the accessed data in memory. Follow
the procedure below only when erasing is necessary.
To erase accessed data, press the
When erasing is finished,"----" mark appears on the controller's display.
CAUTION
After checking the alarm messages, be sure to press the
(E) Execute the auto. address operation
Auto. address operation is executed by pressing the A. ADD (S1) button of out-
door unit's PCB usually.
For your convenience it can be executed by remote controller also.
a Press the
and
b Set CODE No. A1 with
a
d
Fig. IV-7
c Select R.C. No. which you want to execute the auto. address operation with
button.
d Press the
button. The auto. address operation will start. CODE No. changes from
flashing to ON state.
e If an error occurs during operation, the alarm message will be displayed. Check and re-
move the cause. If you want to stop the operation, press the
stands in waiting mode (Press the
f If the automatic address operation finishes, the display will disappear.
g Execute the operation of the other R.C. line in the same way by following the above steps
c to d .
( ) buttons at the same time for more than 4 seconds. (Fig. IV-7)
, ( ) button.
b
c
1931_M_I
button again.)
IV - 25
button.
button.
In this mode, the auto. address
operation is executed at each R.C.
(Refrigerant Circuit) line one by one.
button then the unit
4. Service procedures
SM830082 SM830082
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