Calling Of Error History - Toshiba RAV-SM2242DT-E Service Manual

n Calling of error history
<Contents>
The error contents in the past can be called.
<Procedure>
1
SET TEST
Push + buttons simultaneously for 4 seconds or
more to call the service check mode.
Service Check goes on, the CODE No. 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 occurred are displayed.
2
In order to monitor another error history, push the set
temperature
history No. (CODE No.)
CODE No. (Latest) → CODE No.
NOTE : 4 error histories are stored in memory.
3
TEST
Pushing button returns the display to usual display.
REQUIREMENT
CL
Do not push 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>
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
master unit is reflected on the remote controller.
1) Concealed duct (RAV-SMXXXDT) is not set up on the master unit.
• If the Concealed duct is the master 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 duct models.
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.
/ buttons to change the error
"
(Old)
OUT OUT
Master
IN IN
2-1
<Operation procedure>
OUT
IN
3-1 4-1
– 60 –
TEMP.
TIMER SET FAN
TIME SAVE A A
FILTER L L
RESET TEST SET CL SWING/FIX
2 3 1
1 2 3
Returned to usual display
OUT
IN
Max. 8 units
ON / OFF
MODE
VENT
UNIT LOUVER T
7-1