Basic wiring diagram: Example (2)
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| • If link wiring is used | |
No. 1 Refrigerant circuit |
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| No. 1 (main outdoor unit) settings | |||||||
System address | No. of indoor units | |||||||
(system 1 setting) | (13 units setting) | |||||||
(S002) (S003) |
| (S004) |
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ON |
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1 | ON |
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| 3 |
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| 1 |
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| OFF | (S005) | ON |
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| ON |
*When multiple outdoor main units exist, remove the socket that is used to
Alternatively, move the sockets to the “OPEN” side.
No. of
outdoor units ON (3 units
setting) | 1 2 3 |
ON
OFF
1 2 3
Unit number setting (unit No. 1)
OFF
(S007)
ON ON
1 2 3 OFF
No. 2 (sub unit) settings
Unit |
| (S007) | ON | ||
number | ON | ||||
setting |
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| OFF |
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(unit No. 2) |
| 1 | 2 | 3 |
No. 3 (sub unit) settings
Unit |
| (S007) | ON | ||||
number |
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ON | |||||||
setting |
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(unit No. 3) | 1 2 | 3 | OFF |
Outdoor unit system 1
Unit | Leave the socket that | Unit | |
is used to | |||
No. 1 | No. 2 | ||
the terminal plug. | |||
(Main) | (Sub) | ||
(CN003) | |||
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Unit No. 3
Outdoor main/sub (Sub) control wiring
No. 2
Refrigerant circuit
Indoor unit |
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Remote |
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| Remote controller | |
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| communication wiring | ||
controller |
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| No. 1 (main unit) settings |
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System address | No. of indoor units (9 |
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(system 2 setting) | units setting) |
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(S002) | (S003) | (S004) |
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ON | ON |
| 9 |
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2 |
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1 | 2 | OFF | (S005) | ||
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| ON |
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| 1 | 2 | 3 |
No. of | (S006) | Unit |
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outdoor | ON | ON | number | ||
units (2 units |
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setting) | 1 2 | 3 OFF | (unit No. 1) |
ON
OFF
(S007)
ON ON
1 2 3 OFF
No. 2 (sub unit) settings
Unit |
| (S007) | ON | ||||
number | ON | ||||||
setting |
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(unit No. 2) |
| 1 | 2 | 3 | OFF |
Outdoor unit | Unit |
No. 1 | |
system 2 | (Main) |
Indoor unit | |
To other system |
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link wiring
Remote controller
Move the socket to | Unit | ||
the “OPEN” side | No. 2 |
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(CN003). | (Sub) | ||
| Outdoor main/sub control wiring | ||
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2-2 2-9
Remote controller
Make settings as appropriate for the cases listed below. (Refer to the instructions on the following pages.)
•Indoor and outdoor unit power can be turned ON for each system separately.
•Indoor and outdoor unit power cannot be turned ON for each system separately.
Case 2
Automatic address setting in Heating mode |
| Case 3A |
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Automatic address setting in Cooling mode |
| Case 3B |
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Fig.
75