Wiring Diagrams - Bryant 38MURA Manual

Outdoor unit single zone ductless system sizes 1-1/2 to 5 nominal tons
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38MURA: Product Data

WIRING DIAGRAMS

CBP
38MURAQ18AA3
38MURAQ24AA3
38MURAQ30AA3
38MURAQ36AA3
38MURAQ48AA3
38MURAQ60AA3
38MURAQ18AB3
38MURAQ24AB3
38MURAQ30AB3
38MURAQ36AB3
38MURAQ48AB3
38MURAQ60AB3
Standard Models
T3 T4
TP
CN21
CRANKCASE
T.M.P_Sensor
4-WAY
U
S1
OFF
INDOOR UNIT
1
THROTTLING
INDOOR AND
2
OUTDOOR MODE
3
NONE
4
NONE
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
CN17
CN15
CN3
PAN
EARTH
HEATER
HEATER
MAIN BOARD
CN50
DC FAN
V
W
U V W
ON
OUTDOOR UNIT
THROTTLING
OUTDOOR UNIT
ONLY MODE
PRESSURE
COMPENSATION
NONE
Fig. 14 —Wiring Diagram Size 18K
BOM Code
22023116000102
22023116000081
22023116000101
22023116000082
22023116000103
22023116000083
22023116000162
22023116000161
22023116000163
22023116000164
22023116000141
22023116000281
SUC TION
TEM P. SENSOR
ELECTRIC
EXPANSIVE
VALVE
CN1 CN2
CN16
N-IN
L-IN
S
CN1A
HIGH
PRESSURE
SWITCH
CN1
INPUT
230V AC
CN3/4/7
OUTPUT
230V AC
CN28
OUTPUT
0 12V DC
CN9/12/38 OUTPUT
0 5V DC
CN1A
INPUT
230V AC
CN7
OUTPUT 0~310V AC
CN60
OUTPUT
230V AC
CN21
OUTPUT
0~5V DC
CN15
OUTPUT
230V AC
CN17
OUTPUT
230V AC
CN50
OUTPUT 0 310V AC
88
Wiring Label
16022000C73977
16022000C73984
16022000C75547
16022000C75547
16022000C72885
16022000C72885
16022000C73984
16022000C75547
16022000C75547
16022000C72962
16022000C72962
16022000C72962
PRESSURE
SENSOR
CN12
CN3
CN4
CN7
HQ
L-OUT
N-OUT
S
CN28
6
EEV
ON
S1
1 23 4
ON OFF
CN38
GY
CN6
L1 L2
CN1
S1S2 B W D
R C Y1Y2 L
POWER SUPPLY
INDOOR AND
OUTDOOR MODE
S1 S2
B W D
R
C Y1 Y2 L
CN6
TO INDOOR UNIT
OUTDOOR UNIT
ONLY MODE
S1 S2 B W D
R C Y1 Y2 L
CN6
TO 24V THERMOSTAT
3
CN9
A221421

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