Pcb Introduction - Sinclair SCV-750EB Service Manual

2 PCB Introduction

2.1 Types
Aqua thermal 75kW, 90kW and 140kW unit have one main control board, two compressor inverter module board, two DC fan
inverter module board and one filter board.
Aqua thermal 180kw unit have two main control board, four compressor inverter module board, four DC fan inverter module
board and two filter board.
2.2 Main PCB
Main PCB component
For SCV-750EB and SCV-1400EB
Label Code
1 CN32
2 CN99
3 CN68
4 CN74/CN67
46
Port
POWER Power supply port
Expanding board power connector
PUMP Pump contactor control port (connected in factory)
CCH compressor heating belt
Explanation Voltage
220-240V
220-240V
220-240V
220-240V