OB274-20
MU15TN MU17TN
MODELS WIRING DIAGRAM
OUTDOOR UNIT
GROUND
GRN/YLW
FROM INDOOR UNIT
CONNECTING WIRES
115V
1 Phase 60Hz
TB2
TB1
FROM INDOOR UNIT
CONNECTING WIRE
BLK
RED
C
R
S
MF
ORN
RED
12
34
BLU
WHT
BLK
WHT
ORN
RED
MC
RED
RED
BLK
BLU
52C
NO
COM
L
1
N
N
1
+
L
2
2
-
1
L
WHT
POWER SUPPLY
208/230V
1phase 60Hz
C1
52C
C2
FROM INDOOR UNIT
CONNECTING
WIRES 12V DC
VLT
YLW
SG79B999H01
NOTES:1. About the indoor side electric wiring, refer to the indoor unit electric wiring diagram for servicing.
2. Use copper conductors only.(For field wiring)
3. Symbols below indicate;
:Terminal block, :Connector
SYMBOL
C1
C2
MC
SYMBOL
MF
TB1
TB2
SYMBOL
52C
COMPRESSOR CAPACITOR
OUTDOOR FAN CAPACITOR
COMPRESSOR (INNER PROTECTOR)
OUTDOOR FAN MOTOR (INNER PROTECTOR)
TERMINAL BLOCK
TERMINAL BLOCK
COMPRESSOR CONTACTOR
NAME
NAME
NAME