7-4
7
2WAY SYSTEM
Test Run
3. Main Outdoor Unit PCB Setting
3. Main Outdoor Unit PCB Setting
LED2
LED1
SW6
SW5
SW7
SW2 SW3 SW4SW1
CN25
CN40
CN30
CN27
CN22
TM1
CN23
CN24
CN28
CN73
CN69CN82
CN67 JP12 JP11
CN34CN33
00_271537_2WAY_Eng.indb 47 2015-9-10 16:15:35
Examples of the No. of indoor units settings (SW4, SW3)
No. of indoor units
Indoor unit setting (SW4)
(3P DIP switch)
10 20 30
Indoor unit setting (SW3)
(Rotary switch)
1 unit (factory setting) All OFF Set to 1
11 units 1 ON Set to 1
21 units 2 ON Set to 1
31 units 3 ON Set to 1
40 units 1 & 3 ON Set to 0
58 units 2 & 3 ON Set to 8
64 units All ON Set to 4
Examples of refrigerant circuit (R.C.) address settings (required when link wiring is used) (SW2, SW1)
System address No.
System address (SW2)
(2P DIP switch)
10 20
System address (SW1)
(Rotary switch)
System 1 (factory setting) Both OFF Set to 1
System 11 1 ON Set to 1
System 21 2 ON Set to 1
System 30 1 & 2 ON Set to 0
Examples of the No. of outdoor units settings (SW6)
No. of outdoor units
Outdoor unit setting (SW6)
(3P DIP switch)
1 unit (factory setting) 1 ON
2 units 2 ON
3 units 1 & 2 ON
4 units 3 ON
Address setting of main outdoor unit (SW5)
Unit No. setting
Address setting of outdoor unit (SW5)
(3P DIP switch)
Unit No. 1 (main unit)
(factory setting)
Address setting of sub outdoor unit
Unit No. setting
Address setting of outdoor unit (SW5)
(3P DIP switch)
Unit No. 2 (sub unit) 2 ON
Unit No. 3 (sub unit) 1 & 2 ON
Unit No. 4 (sub unit) 3 ON
The sub unit control PCB contains the same switches as the main unit control PCB for No. of indoor units, No. of outdoor units, and
system address. However it is not necessary to set these switches.
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
2
1
2
1
1
2
2
1
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
ON
ON
2
OFF
OFF
ON
ON
ON
ON
OFF
ON
ON
OFF
ON
ON
SM830253-00_欧州2way7_SM-TRSM.indb 4 16/08/03 14:14:23
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