CON3
[DC Th BRN
RA Th
O]5PLAy /RECE[VER 1
PC8 A55'Y
CON_
CONTROL PCB ASS'Y
TRAN_,
_ov
3.1SA
c271__
RED BLU YEL
BLU BLK
I
I
I
I
V
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INVERTER
MODULE
LEGEND
CDU -- Condenser Unit
CN -- Connector
COMP -- Compressor
CON -- Connector
DIS TH -- Discharg_eThermistor
EMI -- Electro _lagnetic interference
FCU -- Fan Coil Unit
GND -- Ground
HS -- Hall (Rpm) Sensor
IDC Th -- Indoor Coil Thermistor
IDFM -- Indoor Fan Motor
ODA TH -- Outdoor Air Thermistor
ODC TH -- Outdoor Coil Thermistor
PCB -- Printed Circuit Board
RA Th -- Room Air Thermistor
STM -- Step Motor
TB -- Terminal Block
TP -- Thermal Protector
TRANS -- Transformer
VAR -- Varistor
-- Factory Wiring
.... Field Control Wiring
.... Field Power Wiring
--. -- Accessory or Optional Wiring
Fig. 18 -- 40QNQ009,012 Matched with 38QRV009,012 Typical Wiring Schematic