Toshiba MMY-MAP0724HT6UL - Address Setup Procedure

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8-4-3. Address setup procedure
◆ Address setting procedure 1
1
Turn on indoor units first, and then turn on outdoor units.
2 About one minute after turning the power on, confirm that the 7-segment display on the interface
P.C. board of the header outdoor unit indicates .
3 Press SW 15 to start the automatic address setting.
(It may take up to 10 minutes (normally about 5 minutes) to complete one line’s setting.)
4 The 7-segment display indicates .
After the indication, starts flashing on the display.
When the flashing stops and remain lit on the display, the setting is
complete.
Interface P.C. board on the header outdoor unit
REQUIREMENT
• When 2 or more refrigerant lines are controlled as a group, be sure to turn on all the indoor units in the group
before setting addresses.
• If you set the unit addresses of each line separately, each line’s header indoor unit is set separately. In that
case, the CODE No. “L03” (Indoor header unit overlap) is indicated as running starts. Change the group address
to make one unit the header unit using wired remote control.
Without central control or with central control
of 1 refrigerant lines (Example 1)
: use Address setting procedure 1
With central control of 2 refrigerant lines (Example 2) : use Address setting procedure 2
Example 1 Example 2
When a single refrigerant line is centrally
cintrolled
When 2 or more refrigerant lines are centrally
controlled
Address setting
procedure
See procedure 1 See procedure 2
Control wiring
diagram
Outdoor
Indoor
Indoor
Indoor
Indoor
Outdoor
Central
control
Central
control
Remote
control
Remote
control
Remote
control
Outdoor
Indoor
Indoor
Indoor
Indoor
Outdoor
Central
control
Remote
control
Remote
control
Remote
control
U. 1. L08 (U. 1. flash)
Auto 1 → Auto 2 → Auto 3
U. 1. - - - (U. 1. flash)
U. 1. - - - (U. 1. light)
3
2,4