<Output pulse signal and the valve operation>
(2) Linear expansion valve operation
Open
Extra tightning (about 32 pulse)
Pulse number
500 pulse
Opening a valve
all the way
Close
V
alve position (capacity)
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LEV
M
1
6
:
4
:
4
:
3
:
2
:
1
1
Gray
Orange
Red
Yellow
Black
3
4
5
6
Connector LEV-A
LEV-B
LEV-C
DC12V
Outdoor controller board
Drive circuit
:
3
:
2
:
1
3
2
5
4
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(1) Operation summary of the linear expansion valve
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1
ON
OFF
OFF
OFF
ON
ON
OFF
OFF
OFF
ON
OFF
OFF
OFF
ON
ON
OFF
:
1
Output
(Phase)
Output
:
2
:
3
:
4
2
3
4
5
6
7
8
OFF
OFF
ON
OFF
OFF
OFF
ON
ON
OFF
OFF
OFF
ON
ON
OFF
OFF
ON
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