Trane M4THS17-A - Page 34

Outdoor Cooling and Heat Pump Unit 24K
WH(BU)
BK
RD(BN)
GN(YEGN)
INDOOR UNIT
OPTIONAL
OPTIONAL
OPTIONAL
OPTIONAL
T-SENSOR
EXHAUST
TEMP.
OUTROOM
TEMP.
OUTTUBE
RT3
RT2
TEMP.
SENSOR
SENSOR
SENSOR
PRINTED CIRCUIT BOARD
AP1:
15K
20K
50K
RT1
L1(1)
2
BU
BK
BN
TERMINAL
XT
BLOCK
POWER
L2
L1
YEGN
OFAN
FAN
M
MOTOR
L2(3)
G
N
G
G
(T-SEN)
COM-INNER
AC-L
E
(COM-IN)
VT
VT
4WAY
VALVE
4-WAY
4YV
COMP
COMP.
YE
RD
U
V
W
BU
MAGNETIC
RING
L1
L1L1
CN2
HEAT-B
EH1
BOTTOM
BAND
HEATER
EKV
FA
ELECTRONIC
EXPANSION
VALVE
WH WH
GN(YEGN)
BK(BN)
WH(BU)
L2
L2
MAGNETIC RING
L2
OVERLOAD
PROTECTOR
SAT
OVC-COMP
NOTE: The wiring diagrams in this guide are included as a reference. The manufacturer
has a policy of continuous product and product data improvement and reserves the right
to change design and specications without notice. Always check the unit nameplate and
wiring diagram for the actual unit requirements.
34 88-M4MHW17-1B-EN
Installer's Guide