York EVJC 12, Installation Instructions Manual

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213
• T OP VIEW
Schematic Diagram
• B OTT OM VIEW
1 —COMP-U —COMP-V
—COMP-W
2
3
20kΩ @25
o
C 15kΩ
@25
o
C 50 kΩ @25
o
C
4
5
FAN-MOTOR
6 four-way-Valve YV
7 Indoor-Unit
8 Power-Source L line
9 Connect to Earth
10 PowerSource N line
11 1 Connect to one terminal of Inductor Whilt
12 PFC Connect to C2 Refer to electoical digrame
13 2 Connect to one terminal of Inductor Orange
1 EM I Filter
2 Charging circuit and electrolytic capacitors
3 Bridge
4 PFC Circuit
5 Compressor currtent detecting circuit
6 M CU
7 Control circuit of Fan and 4V
8 Communication circuit with Indoor-Unit
9 SM PS
10 IPM
Serial No.
Name of interface Instructions
Compressor interface The corresponding three pieces of wire, they are : Yellow
Blue
Red
Compressor overload protector
The corresponding two cores wire are white, connect
with the overload protector SAT
Sensor
They are: tube temp.
Outdoor ambient temp.
Air exhaust temp.
Electric expansion valve
used to connect with 5-core electric expansion valve EKV
Outdoor fan motor
used to connect
4-way valve
used to connect
Connect with indoor communication interface connect with
L line
Earth line
N line
Reactor interface
capacitor interface
Reactor interface
Serial No. circuit module