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SMMS-i
Installation Manual
SMMS-i
Installation Manual
◆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 controller.
(Example) Controlling 2 or more refrigerant lines as a group
System wiring
diagram
U. 1. L08 (U. 1. flash)
Auto 1 → Auto 2 → Auto 3
U. 1. - - - (U. 1. flash)
U. 1. - - - (U. 1. light)
SW04
SW05 SW15
SW01
SW02 SW03
D600 D601 D602 D603
D604
3
2,4
Outdoor
Indoor
Indoor
Indoor
Indoor
Outdoor
Remote
controller
(Group control)
◆Address setting procedure 2
1 Set a system address for each system using SW 13 and 14 on the interface P.C. board on the
header outdoor unit of each system.
(Factory default: Address 1)
NOTE
Be sure to set a unique address on each system. Do not use a same address as another system (refrigerant line) or a custom
side.
Interface P.C. board on the header outdoor unit
Switch settings for a line (system) address on the interface P.C. board on the outdoor unit
({: switch ON, ✕: switch OFF)
Line (system) address
SW13 SW14
12341234
1 –––✕✕✕✕✕
2 –––✕ { ✕✕✕
3 –––✕✕{ ✕✕
4 –––✕ {{✕✕
5 –––✕✕✕{ ✕
6 –––✕ { ✕ { ✕
7 –––✕✕{{✕
8 –––✕ {{{✕
9 –––✕✕✕✕{
10 –––✕ { ✕✕{
11 –––✕✕{ ✕ {
12 –––✕ {{✕ {
13 –––✕✕✕{{
14 –––✕ { ✕ {{
15 –––✕✕{{{
16 –––✕ {{{{
17 –––{ ✕✕✕✕
18 –––{{✕✕✕
19 –––{ ✕ { ✕✕
20 –––{{{✕✕
21 –––{ ✕✕{ ✕
22 –––{{✕ { ✕
23 –––{ ✕ {{✕
24 –––{{{{✕
25 –––{
✕✕✕{
SW06 SW07 SW09 SW10
SW11 SW12 SW13 SW14
1234 1234 1234 1234
1234 1234 1234 1234
45-EN 46-EN
+00EH99871699_01EN.book Page 23 Thursday, August 26, 2010 4:41 PM