Sanyo CHDZ07263 Service Manual page 9

2. Setting of Unit Control PCB
Examples of the No. of indoor units settings (S005, S004)
No. of indoor units
1 unit (factory setting)
11 units
21 units
31 units
40 units
Examples of refrigerant circuit (R.C.) address settings (required when link wiring is used) (S003, S002)
System address No.
System 1 (factory setting)
System 11
System 21
System 30
Examples of the No. of outdoor units settings (S006)
No. of outdoor units
1 unit (factory setting)
2 units
3 units
Address setting of main outdoor unit (S007)
Unit No. setting
Unit No. 1 (main unit)
(factory setting)
Address setting of sub outdoor unit
Unit No. setting
Unit No. 2 (sub unit)
(factory setting)
Unit No. 3 (sub unit)
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.
Indoor unit setting (S005)
(3P DIP switch, blue)
10 20 30
ON
ON
All OFF
1 2 3
OFF
ON
ON
1 ON
1 2 3
OFF
ON
ON
2 ON
1 2 3
OFF
ON
ON
3 ON
2 3
1
OFF
ON
ON
1 & 3 ON
1 2 3
OFF
System address (S003)
(2P DIP switch, blue)
10 20
ON
ON
Both OFF
1 2 OFF
ON
ON
1 ON
1 2
OFF
ON
ON
2 ON
1 2 OFF
ON
ON
1 & 2 ON
1 2 OFF
Outdoor unit setting (S006)
(3P DIP switch, blue)
ON
ON
1 ON
1 2 3 OFF
ON ON
2 ON
1 2 3
OFF
ON ON
1 & 2 ON
1 2 3
OFF
Address setting of outdoor unit (S007)
(3P DIP switch, blue)
ON
ON
1 2 3 OFF
Address setting of outdoor unit (S007)
(3P DIP switch, blue)
ON
ON
2 ON
1 2 3 OFF
ON
ON
1 & 2 ON
1 2 3 OFF
Indoor unit setting (S004)
(Rotary switch, red)
Set to 1
Set to 1
Set to 1
Set to 1
Set to 0
System address (S002)
(Rotary switch, black)
Set to 1
Set to 1
Set to 1
Set to 0
1 - 5
Test Run
1
2
3
4
5
6
7