Ecoer EAHAEC-36 - Page 35

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SDi Decades Extreme Service Manual www.ecoer.com
May. 2023Manufacturer reserves the right to change specifications or designs without notice.
2 3
5
1
6
4
7
Outdoor Unit 24V Printed Board Diagram
No.
Name
CN#
Meaning
1
/
CN5
connect to one-way solenoid valve
2
/
CN9
connect to pressure sensor (5VDC)
3
/
CN28
connect to electric expansion valve (12VDC)
4
TESTPORT
CN45
used for testing (5VDC)
5
/
CN11
connect to suction temp. sensor, cold plate temp.
sensor (5VDC)
6
H-PRO
CN38
connect to high pressure switch (5VDC)
7
Power Supply
CN3
connect to main board L-Out
CN4
connect to main board N-Out
Note: This section is for reference only. Please take practicality as standard.