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Switch
Type
of
switch
DIP
switch
Push
switch
SW1
1
2
No.
Function
Effective timing
Action by the switch operation
Forced defrost*
Start
Normal
When compressor is working
in heating operation.*
Abnormal history clear
Refrigerant address
setting
When power supply ON
Clear
Normal
off or operating
SWP
6
5
4
3
Under suspension
Pump down
Start
Normal
SW4
SW8
1
2
1
2
3
Test run
Operating
OFF
Under suspension
Test run mode setting
Heating
Cooling
Use of existing pipe
Used
Not used
No function
—
—
Separate indoor/outdoor
unit power supplies
Used
Not used
Always
—
When power supply ON
ON
OFF
1 2 3
0
1
2
3
4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3
4
5
6
7
4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3
8
9
10
11
4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3
12
13
14
15
4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
The black square (
Ŷ
) indicates a switch position.
10-10. FUNCTION OF SWITCHES, CONNECTORS AND JUMPERS
(1) Function of switches
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