9
Wiring diagrams symbols
Symbol
A1
Electronic regulation board
A2
Display board (HMI)
A3
Fan board
A4
Compressor electronic board
A5
Splitter board
A6
LED board
A7
Filter board
A8
Fan filter board
BLK
Black
BLU
Blue
BRN
Brown
C1
Fan condenser
C2
Second speed condenser
C3
Compressor condenser
CM
Compressor
EXP VALVE
Electronic expansion valve
F1 - F2
Fuse
FAN
Fan motor
FAN HEATER
Conveyor resistor
GRN/YEL
Green/Yellow
HEATER
Anti-freeze resistor (condenser)
HP
High pressure switch
J1
Flow switch
26
Description
Refer to this table to read the wiring diagrams label on the backside of the electrical box.
The wiring diagrams are also available in the online manual.
Symbol
LED
LED electronic board
LP
Low pressure switch
M1
Fan motor
M2
Compressor motor
ORG
Orange
PNK
Pink
R1
Pump switch
R2
Compressor switch
R3
Fan motor switch
RED
Red
REV VALV
Reversal valve
ST1
Water flow regulation sensor
ST2
Anti-freeze sensor
ST3
Defrost sensor
ST4
Fluid temperature sensor
ST5
Discharge temperature sensor
TP1
Terminal board
TP2
Terminal board
V1 - V2
Varistor
V4
Gas discharge pipe
VLT
Violet
WHT
White
YEL
Yellow
Description