Perfect Aire 3PAMS18-HH-MZO2, Service Manual

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43
DC Pulse wave)
5 S-E CN26
Current loop communication E, signal wire, connect to the terminal (24V
DC Pulse wave)
6
L-IN CN1 Power supply, connect to the terminal (208-230V AC)
N-IN CN2
7 TESTPORT CONdebug connect to detector
8 Fuse Fuse 1 Fuse T30A/250V
9 SW1 SW1 Digital display button
10 DSP1 DSP1 Digital display
11 CN23 CN23 CN23 reserve
12 CN14 CN14 Connect to exhaust temperature sensor
13
N-OUT CN5
Connect to the terminal (208-230V AC) L-OUT CN6
14 CN7 CN7 Connect to inverter driver
15 LOW/HIGH CN9 Connect to high and low pressure sensor
16 T3/T4 CN8
Connect to T3 / T4 temperature sensor
T3: condenser temperature sensor
T4: outdoor ambient temperature sensor
17 Fuse Fuse 2 Fuse 5A/250V
18
L CN22
Connect to the 4-way valve. When the 4-way is ON, output 208-230V
AC.
N CN3
19
CN42 CN42
connect to fan capacitor CN41 CN41
20 AC Fan CN43 Connect to AC fan motor
21
Electronic
Expansion
valve
CN20 connect to Electric Expansion Valve A
CN21 connect to Electric Expansion Valve B
CN17 connect to Electric Expansion Valve C
CN18 connect to Electric Expansion Valve D
CN19 connect to Electric Expansion Valve E