Trane MWD507 - Page 27

MW(C)D524, without condensate water lift pump
Electrical wiring diagram
FL
FH
FM
EH2
Option
EH1
N
TB1
AU-H
NL
PENL
FAN1 FAN2
RE
220~240V/50Hz
BL
BK
BR
RE
BL
BK
BR
FT
4
CN4/CN5
WRC
M
EV1
5
t
AN1
L
J1
P11
P6
T
F1
MAIN BOARD
t
AN2
t
AN3
t
AN4
P9
P1
R
Option
P10
CN3
CN4TB2
3
N2
N1
CN1
CN2
CN8
3
YE
YE
Out door
UNIT
In door
UNIT
Fan motor
FAN EV1 TB1 WRC J1 F1 T
Relay (for electric heater) Wiring control panel Terminal connector Fuse
Transformer Electronic expansion valve
AN1 AN2 AN3 AN4
N
L
Local wiring Neutral
Power line
Coil middle temperature sensor
Coil outlet temperature sensor Coil inlet temperature sensor
Connector on main board
Ground Room temperature sensor Factury wiring
EH
Electric heater
MED
LOW
HIGH
SUP LOW
AMS-SVX04A-EN 27