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Calling of trouble history
<Contents>
The trouble contents in the past can be called.
<Procedure>
1
CL
TEST
Push
+
buttons simultaneously for 4 seconds or
more to call the service check mode.
Service Check goes on, the CODE No.
then the content of the latest alarm is displayed.
The number and trouble contents of the indoor unit in which
trouble occurred are displayed.
2
In order to monitor another trouble history, push the set
temperature
history No. (CODE No.)
01 01 01 01 01
(Latest) → CODE No.
CODE No.
NOTE : 4 trouble histories are stored in memory.
3
TEST
Pushing
button returns the display to usual display.
REQUIREMENT
CL
button, otherwise all the trouble histories of the indoor unit are deleted. If the trouble histories are
Do not push
deleted by pushing CL button, turn off the power supply once and then turn on the power supply again.
When the trouble which is same as one occurred at the last before deletion continuously occurs again, it may not
be stored in memory.
(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/Header) controls room temperature according to setting
on the remote controller.
<System example>
OUT
IN
1-1
Remote controller
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 header
unit is reflected on the remote controller.
1) Concealed duct high static pressure type (RAV-SMXXX) is not set up on the header unit.
• If the Concealed duct high static pressure type is the header unit:
Operation mode: [Cooling/Heating AUTO] [HEAT] [COOL] [FAN] and no [DRY]
Air volume select: [HIGH]
• When the operation mode is [DRY], [FAN] stops in concealed duct high static pressure models.
2. Address setup
If there is no serial communication between indoor and outdoor when the power is turned on, it is judged as
follower unit of the twin. (Every time when the power is turned on)
• The judgment of header (wired) / follower (simple) of twin is carried out every time. It is not stored in non-
volatile memory.
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 indoor/outdoor connecting wire 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.
01 01 01 01 01
buttons to change the trouble
/
04 04 04 04 04
(Old)
OUT
OUT
Header
IN
IN
2-1
is displayed, and
3-1
– 77 –
TEMP.
TIMER SET
TIME
FILTER
L L
RESET
TEST
SET
CL
SWING/FIX
<Operation procedure>
1
2
3 1
Returned to usual display
OUT
IN
4-1
ON / OFF
FAN
MODE
SAVE
A A
VENT
UNIT LOUVER
T
2
3
OUT
IN
8-1
Max. 8 units
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