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Calling of error history
<Contents>
The error contents in the past can be called.
<Procedure>
1
Push
SET
+
TEST
buttons simultaneously for
4 seconds or more to call the service check mode.
Service Check goes on, the item code 01 is displayed, and
then the content of the latest alarm is displayed. The number
and error contents of the indoor unit in which an error oc-
curred are displayed.
2
In order to monitor another error history, push the set
temperature
/
buttons to change the error
history No. (Item code).
Item code
(Latest)
→
Item code
"
(Old)
NOTE : 4 error histories are stored in memory.
3
Pushing
TEST
button returns the display to usual display.
REQUIREMENT
Do not push
CL
button, otherwise all the error histories of the
indoor unit are deleted.
(Group control operation)
In a group control, operation of maximum 8 indoor units can be controlled by a remote controller.
The indoor unit connected with outdoor unit (Individual/Master of twin) controls room temperature according to
setting on the remote controller.
<System example>
1. Display range on remote controller
The setup range (Operation mode/Air volume select/Setup temp) of the indoor unit which was set to the
master unit is reflected on the remote controller.
2. Address setup
Turn on power of the indoor unit to be controlled in a group within 3 minutes after setting of automatic
address.
If power of the indoor unit is not turned on within 3 minutes (completion of automatic address setting), the
system is rebooted and the automatic address setting will be judged again.
1) Connect 3 In/Out cables surely.
2) Check line address/indoor address/group address of the unit one by one.
3) The unit No. (line/indoor gout address) which have been set once keep the present status as a rule if the
unit No. is not duplicated with one of another unit.
OUT
IN
Remote controller
1-1
OUT
IN
2-1
Master
OUT
IN
3-1
OUT
IN
4-1
OUT
IN
7-1
Max. 8 units
1 2 3
<Operation procedure>
Returned to usual display
2
3 1
SET
TIME
TIMER SET
TEST
FILTER
RESET
TEMP.
CL
FAN
SAVE
SWING/FIX
VENT
MODE
ON / OFF
UNIT LOUVER
