Auto Address Setting; Automatic Address Setting From The Outdoor Unit - Sanyo SPW-C0705DZH8 Technical Data Manual

4. Auto Address Setting

4. Auto Address Setting
Basic wiring diagram: Example (1)
• If link wiring is not used
(The inter-unit control wires are not connected to multiple refrigerant systems.)
Indoor unit addresses can be set without operating the compressors.
1
2
Case 1

(1) Automatic Address Setting from the Outdoor Unit

1. On the outdoor main unit control PCB, check that the system address rotary switch (S002) is set to "1" and that
the DIP switch (S003) is set to
3
2. To set the number of indoor units that are connected to the outdoor unit to 10, on the outdoor main unit control
PCB set the No. of indoor units DIP switch (S005) to
4
3. To set the number of outdoor units, on the outdoor main unit control PCB set the No. of outdoor units DIP switch
(S006) to
ON
2 3
1
4. On the No. 2 (sub) unit control PCB, set the unit No. switch (S007) to
5
On the No. 3 (sub) unit control PCB, set the unit No. switch (S007) to
5. Turn ON the power to the indoor and outdoor units.
6. On the outdoor main unit control PCB, short-circuit the automatic address pin (CN100) for 1 second or longer,
then release it.
6
(Communication for automatic address setting begins.)
* To cancel, again short-circuit the automatic address pin (CN100) for 1 second or longer, then release it.
The LED that indicates that automatic address setting is in progress turns OFF and the process is
stopped. Be sure to perform automatic address setting again.
(Automatic address setting is completed when LEDs 1 and 2 on the outdoor main unit control PCB turn OFF.)
7
7. Operation from the remote controllers is now possible.
* To perform automatic address setting from the remote controller, perform steps 1 to 5, then use the remote
controller and complete automatic address setting.
Refer to "Automatic Address Setting from the Remote Controller."
8
No. 1 (main unit)
settings
No. of indoor units
(10 units setting)
System address
(S004)
(system 1 setting)
(S002) (S003)
ON
ON
(S005)
ON
1 2
OFF
1 2
No. of
outdoor
Unit
(S006)
ON
units
number
ON
(3 units setting
setting)
(Unit No. 1)
1 2 3
OFF
Unit
Outdoor Unit
No. 1
(main)
Indoor Unit 1-1
Remote
controller
ON
ON
2
1
OFF
ON (3 units), and set the unit No. DIP switch (S007) to
OFF
0
No. 2 (sub unit)
ON
settings
3 OFF
(S007)
Unit
(S007)
ON
ON number
ON
setting
1 2 3
(Unit No. 2)
1 2 3
OFF
Unit
No. 2
(sub)
Outdoor main/sub
control wiring
Inter-unit control wiring
1-2 1-3
Remote controller
communication wiring
Fig. 5-5
"0." (These are the settings at the time of factory shipment.)
"1," and set the rotary switch (S004) to "0."
ON
ON
1 2 3
OFF
5-6
No. 3 (sub unit)
settings
(S007)
Unit
ON
ON
number
setting
1 2 3
OFF
(Unit No. 3)
Unit
No. 3
(sub)
Outdoor main/sub
control wiring
1-10
(unit No. 1 – main).
ON
1 2 3
(unit No. 2).
ON
2 3
1
ON (unit No. 3).
2 3
1
Test Run
ON
OFF