Address Setup; Address Setup Procedure - Toshiba RAV-GM901KRTP Series Service Manual

11-1. Address Setting
Address Setting Procedure
When twin or triple operation is selected with one indoor unit and one outdoor unit or when one outdoor is
connected to each indoor unit even with multiple refrigerant systems in group operation, auto address
setting is completed during the power on process of outdoor unit.
Remote controller operation is disabled during the auto address setting process (4 to 5 minutes).
O/U refrigerant line address/I/U
address/group address setting
Connections/wiring
Do you set I/U address
Connect com. cable between
R/C and I/U temporarily
outdoor unit.
Set address for each
I/U individually
• Unless the following addresses are stored in the EEPROM (IC10) on the indoor unit board, trial operation is disabled.
(Undefined data is stored at factory shipping.)
Code
Refrigerant line address
Indoor unit address
Group address
11. ADDRESS SETTING
completed
N
freely?
Y (manually)
one to one.
Power ON
END
Factory setting data
12 0099
13 0099
14 0099
N
One refrigerant
system?
N
Y (To auto address
setting mode)
N
Power ON
outdoor unit
N
Auto address setting
ends within 4 to 5 minutes.
(Corrected to an address/group
manually after address setting)
Setting data range
0001 (unit No. 1) to 0030 (unit No. 30)
0001 (unit No. 1) to 0064 (unit No. 64)
Maximum I/U address in the same refrigerant system (double twin=4)
0000 : Individual (indoor units without group control)
0001 : Header (one indoor unit in the group)
0002 : Follower (indoor units in the group except header unit)
- 82 -
Is group control going?
Y
Multiple units for
twin/triple operation?
Y
Auto address
setting first, then
corrected?
Y
Power ON
outdoor unit.