Carrier RAV-SP180UT-UL Service Manual page 125

10-1-7. Calling of error history
<Contents>
The error history 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 oc-
curred 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
Pushing button returns the display to usual display.
TEST
REQUIREMENT
CL
Do not push button, otherwise all the error histories of the
indoor unit are deleted.
10-1-8. 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 controls room temperature according to setting on the remote
controller.
<System example>
OUT OUT
IN 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.
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 Indoor/Outdoor connecting wires.
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
Header
IN
2-1 3-1
<Operation procedure>
OUT
IN
4-1
– 125 –
TEMP.
TIMER SET FAN
TIME SAVE
FILTER
RESET TEST SET CL SWING/FIX
2 3 1
1 2 3
Returned to usual display
OUT
IN
7-1
Max. 8 units
ON / OFF
MODE
VENT
UNIT LOUVER