En-25
Table 4.11-9 DIP SW4-1, 4-2 setting
Table 4.11-12 DIP SW6-1, 6-2 setting
SW6-1
SW6-2
Pipe Length (m)
Remarks
OFF
OFF
40 < Pipe Length <
= 80
(Factory setting)
OFF
ON
Pipe Length <
= 40
ON
OFF
80 < Pipe Length < 120
ON
ON
120 < Pipe Length <
= 150
4. SW4 Setting
SW4-1, 4-2 (Number of connectable outdoor units)
This DIP switch setting sets the number of outdoor units.
There is no need to make this setting on the slave unit.
SW4-4 Error reset (Setting for master and slave unit)
In the event of compressor failure etc., error information is
stored in PCB.
After repairing the parts and turn ON the power, set the DIP-
SW for reset the error.
(Note : without above setting, error information can’t be re-
leased and continue to Error display.)
5. SW5 Setting
SW5-1, 5-2 (Cooling ability shift switch setting)
Set them as necessary.
There is no need to make this setting on the slave unit.
SW5-3, 5-4 (Heating ability shift switch setting)
Set them as necessary.
There is no need to make this setting on the slave unit.
6. SW6 Setting
SW6-1, 6-2 (Pipe Length)
This SW setting can be used to provide operation to supple-
ment the loss created by the pipe length.
There is no need to make this setting on the slave unit.
7. SW7 Setting
SW7-1 (Model Type)
SW7-3 (Indoor unit small capacity setting)
If the total capacity of the connected indoor units is less than
90% of the outdoor unit capacity, set this switch to ON.
There is no need to make this setting on the slave unit.
Table 4.11-10 SW5-1, 5-2 setting
SW5-1
SW5-2
Ability Shift
OFF
OFF
Normal (Factory setting)
OFF
ON
Save energy mode
ON
OFF
High power mode 1
ON
ON
High power mode 2
Table 4.11-11 SW5-3, 5-4 setting
SW5-3
SW5-4
Ability Shift
OFF
OFF
Normal (Factory setting)
OFF
ON
Save energy mode
ON
OFF
High power mode 1
ON
ON
High power mode 2
Table 4.11-13 DIP SW7-1 setting
SW7-1
Model Type
Remarks
OFF
Heat Pump
Factory setting
ON
Cooling Only
SW4-1
SW4-2
Remarks
OFF
OFF
0 (Factory setting) Master unit only
OFF
ON
1
ON
OFF
2
ON
ON
Forbidden
Number of
connectable
outdoor units
1 slave unit
connected
2 slave units
connected
Table 4.11-14 DIP SW7-3 setting
OFF
90% or more
Factory setting
ON
less than 90%
SW7-3
Indoor unit installation
capacity
Remarks
SW4-4
Error reset
OFF
→
ON
Error reset
ON
→
OFF
9374241033_IM_en_p18-36.p65
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