Daikin E Series, Service Manual

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Printed Circuit Board Connector Wiring Diagram SiAU18-715
36 Printed Circuit Board Connector Wiring Diagram
1. Printed Circuit Board Connector Wiring Diagram
1.1 Outdoor Unit
1.1.1 Main PCB (A1P)
Connectors 1) X5A Connector to Service PCB (A2P)
2) X11A Connector for Outdoor Air Thermistor
3) X12A Connector for Thermistors
(Suction Pipe1, 2, Heat Exchanger, Discharge Pipe)
4) X13A Connector for Thermistors (Subcool Outlet, Liquid Pipe)
5) X17A Connector for High Pressure Sensor
6) X18A Connector for Low Pressure Sensor
7) X21A Connector for Electronic Expansion Valve (Main)
8) X22A Connector for Electronic Expansion Valve (Sub Cool)
9) X25A Connector for Y1S (Four Way Valve)
10) X26A Connector for Y2S (Hot Gas Bypass Valve)
11) X27A Connector for Y3S (Unload)
12) X28A Connector for Crankcase Heater
13) X32A Connector for High Pressure Switch
14) X37A Connector for Power Supply for Optional PCB (DC16V)
15) X66A Connector for C/H Selector PCB (A4P)
16) X81A Connector for Terminal Strip
17) X106A, X107A Connector for Fan Motor (Upper, lower)
18) X111A
Connector for Fin Thermistor
19) LD, LE Connector for Reactor
20) LC, NC Connector for Noise Filter PCB (A3P)
21) P Connector for Capacitor C4 +
22) N Connector for Capacitor C4 –
23) U , V , W Connector for Compressor
Note: Other Designation
1) F4U
Fuse (6.3A / 250V)
2) F6U Fuse (5.0A / 250V)
3) HAP Operation Pilot Lamp
4) HBP Inverter Pilot Lamp