Hitachi YUTAKI S80 Series - 8.5 Wizard Start-Up Configuration

10. Electrical wiring
TCGB0075 rev.0 - 11/2012
118
10.3 Printed circuit board (PCB)
10.3.1 Outdoor unit

RAS-(4-6)H(V)RNME-AF
Connector indication
PCN1 Fuse
PCN2 PCB1 connection from outdoor to indoor unit
PCN5 Crankcase heater of compressor (oil)
PCN6 Output optional function
PCN7 Output optional function
PCN8 Pressure switch protection
PCN9 Compressor contactor
PCN13 Pressure switch control
THM7 Outdoor air temperature thermistor
THM8 Pipe evaporation temperature thermistor
THM9 Compressor discharge temperature thermistor
CN2 Current transformer
CN5A Micro electronic expansion valve
CN8 Transmission from outdoor to indoor unit
CN14 Transmission between PCB1 and ISPM
EFS1, 2 Power protection
Switch indication
DSW1
(PCB1)
Test run
DSW2 Piping length and selection function
DSW3 Capacity code
DSW4/
RSW1
Refrigerant cycle number
DSW5 End terminal resistor
DSW6 Power source setting
LED indication
LED1 Red
This LED indicates the transmission status bet-
ween the indoor unit and the RCS
LED2 Yellow
This LED indicates the transmission status bet-
ween the indoor unit and the outdoor unit
LED3 Green Power source for the PCB