Daikin RTSQ20PY1 Service Manual page 390

Wiring Diagrams for Reference
FXDQ20M / 25M9V3B
N : NEUTRAL
L : LIVE
: CONNECTOR : WIRE CLAMP
: PROTECTIVE EARTH (SCREW)
FIELD WIRING
C1R
T1R
SWITCH BOX
A1P
SWITCH BOX COVER
A1P PRINTED CIRCUIT BOARD
C1R CAPACITOR (FAN)
F1U FUSE (250V, 10A)
F2U FIELD FUSE
HAP LIGHT EMITTING DIODE
(SERVICE MONITOR-GREEN)
M1F MOTOR (FAN)
Q1E EARTH LEAK DETECTOR
R1T THERMISTOR (AIR)
R2T, R3T THERMISTOR (REFRIGERANT)
COLORS:
BLK : BLACK; BLU : BLUE; BRN : BROWN; ORG : ORANGE;
PNK : PINK; WHT : WHITE; YLW : YELLOW; RED : RED
NOTES:
1. USE COPPER CONDUCTORS ONLY.
2. WHEN USING THE CENTRALIZED REMOTE CONTROLLER, SEE MANUAL FOR CONNECTION TO THE UNIT.
3. WHEN INSTALLING THE ELECTRIC HEATER, CHANGE THE WIRING FOR THE HEATER CIRCUIT. THE MAIN POWER SUPPLY HAS TO BE SUPPLIED INDEPENDENTLY.
4. WHEN CONNECTING THE INPUT WIRES FROM OUTSIDE, "FORCED OFF" OR "ON/OFF" OPERATION CAN BE SELECTED BY THE REMOTE CONTROLLER.
SEE INSTALLATION MANUAL FOR DETAILS.
379
N
L
Q1E F2U
1N~50Hz
230V
X1M L N
X1M
X2M
A1P L N
T1R
X3A
X1A
X4A
C1R
RyF1-3 MAGNETIC RELAY (FAN)
T1R
TRANSFORMER
(220-240V/22V)
X1M TERMINAL STRIP (POWER)
X2M TERMINAL STRIP (CONTROL)
Y1E ELECTRONIC EXPANSION
VALVE
OPTIONAL PARTS
J1EH ELECTRIC HEATER
K1R MAGNETIC RELAY (J1EH)
indoor
R1T R2T R3T
t° t° t°
X13A X12A X11A X8A X16A
X18A
T2
PNK
T1
WHT
HAP
F2
YLW
F1
ORG
FC FH FL FLL
P2
X7A
BLU
P1
BLK
M
M Y1E
WHT
M1F
1~ t°
YLW
ADAPTOR FOR WIRING
RyC, RyF MAGNETIC RELAY
RyH MAGNETIC RELAY (J1EH)
F1U, F2U FUSE (250V, 5A)
X1A, X2A CONNECTOR (WIRING ADAPTOR)
X1M
X1
COMPRESSOR
OPERATION
X2
X3
FAN
OPERATION
X4
F1U RyH Y2
Y1
X1A
K1R
YC
F2U
X2A
X2M
NOTE 3 INPUT
T2
FROM OUTSIDE
T1
CENTRALIZED REMOTE
F2
CONTROLLER NOTE 1
F1
P2
P1
WIRED
REMOTE
P1 P2
CONTROLLER
20, 25 CLASS
(22, 28 CLASS)
X1M TERMINAL STRIP
CONNECTOR FOR OPTIONAL PARTS
X16A CONNECTOR (WIRING ADAPTOR)
X18A CONNECTOR (WIRING ADAPTOR
FOR ELECTRONICAL APPENDICES)
SiBE31-801_C
2TW23666-1E
Appendix