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7
SD .................................... SAFETY DEVICES INPUT
TC ..................................... SIGNAL TRANSMISSION CIRCUIT
X1M .................................. TERMINAL STRIP
Y1R .................................. 4-WAY VALVE
FOR R22 ONLY
H1P .................................. LIGHT EMITTING DIODE (GREEN)
H2P,H3P ........................... LIGHT EMITTING DIODE (RED)
Q3L ................................... THERMO SWITCH (M1C)
S2PH ................................ CONTROL PRESSURE SWITCH (HIGH)
SS1 ................................... SELECTOR SWITCH (EMERGENCY)
T1R ................................... TRANSFORMER (230V/16V)
FOR R407C ONLY
A3P ................................... PRINTED CIRCUIT BOARD
DS2 .................................. SELECTOR SWITCH (VARIOUS: SEE PCB)
DS3 .................................. SELECTOR SWITCH (EMERGENCY)
HAP .................................. LIGHT EMITTING DIODE (GREEN)
H1P,H2P ........................... LIGHT EMITTING DIODE (RED)
R3T ................................... THERMISTOR (DISCHARGE)
RyCH ................................ MAGNETIC RELAY (J1HC)
RyR .................................. MAGNETIC RELAY (Y1S)
T1R ................................... TRANSFORMER (230V/20.1V)
Y1E ................................... EXPANSION VALVE
Y1S ................................... SOLENOID VALVE
W
IRING
DIAGRAM
:FIELD WIRING
L
:LIVE
N
:NEUTRAL
:TERMINAL
:CONNECTOR
:WIRE CLAMP
:PROTECTIVE EARTH (SCREW)
BLK
:BLACK
BLU
:BLUE
ORG
:ORANGE
RED
:RED
WHT
:WHITE
YLW
:YELLOW
:DO NOT OPERATE THE UNIT BY SHORT-
CIRCUITING S1LP
:USE COPPER CONDUCTORS ONLY
L1 ..................................... RED
L2 ..................................... WHITE
L3 ..................................... BLACK
N ....................................... BLUE
A1P,A2P ........................... PRINTED CIRCUIT BOARD
BS1 ................................... PUSH BUTTON (FORCED DEFROST - PUMP
DOWN)
C1R,C2R ........................... CAPACITOR (M1F-M2F)
DS1 .................................. SELECTOR SWITCH (DEFROST)
F1C ................................... OVER-CURRENT RELAY
F1U,F2U ............................ FUSE (250V,10A)
F3U ................................... FIELD FUSE
J1HC ................................. CRANKCASE HEATER
K1M .................................. MAGNETIC CONTACTOR (M1C)
M1C .................................. MOTOR (COMPRESSOR)
M1F,M2F .......................... MOTOR (FAN)
PRC .................................. PHASE REVERSE CIRCUIT
Q1L,Q2L ........................... THERMO SWITCH (M1F-M2F)
Q3E ................................... EARTH LEAK DETECTOR
R1T ................................... THERMISTOR (AIR)
R2T ................................... THERMISTOR (COIL)
RC .................................... SIGNAL RECEIVER CIRCUIT
RyC ................................... MAGNETIC RELAY (K1M)
RyF1 ................................. MAGNETIC RELAY (M1F)
RyF2 ................................. MAGNETIC RELAY (M2F)
RyS ................................... MAGNETIC RELAY (Y1R)
S1LP ................................. PRESSURE SWITCH (LOW)
S1PH ................................ PRESSURE SWITCH (HIGH)
T
EST
OPERATION
For the test run procedure, refer to the indoor unit installation
manual.
D
ISPOSAL
REQUIREMENTS
Dismantling of the unit, treatment of the refrigerant, oil and
eventual other parts, should be done in accordance with the
relevant local and national regulations.