21
HIGH VOLTAGE!
DISCONNECT ALL POWER BEFORE SERVICING.
MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO
MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
WARNING
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
ASPT**14**
Wiring Diagrams
COPPER POWER SUPPLY
(USE RATING PLATE)
USE MIN. 75 C FIELD WIRE
0140A00243-A
PLM
PLF
TR
FACTORY WIRING
FIELD WIRING
NOTES:
1. RED WIRES TO BE ON TRANSFORMER TERMINAL "3" FOR 240 VOLTS AND ON
TERMINAL "2" FOR 208 VOLTS.
2. SEE COMPLETE WIRING DIAGRAMS IN INSTALLATION INSTRUCTIONS FOR
PROPER LOW VOLTAGE WIRING CONNECTIONS.
3. CONFIRM SPEED TAP SELECTION IS APPROPRIATE FOR APPLICATION. IF
SPEED TAP NEEDS TO BE CHANGED, CONNECT PURPLE WIRE FROM TERMINAL
4 OF CR RELAY TO APPROPRIATE TAP AT TB
4. BROWN AND WHITE WIRES ARE USED FOR HEAT KITS ONLY.
5. FUSE: 3A, 250V, 3AG CARTRIDGE FUSE.
6. LOW VOLTAGE FIELD WIRING TO BE N.E.C CLASS 2 WIRES.
RELAY
EVAPORATOR MOTOR
TERMINAL BOARD
R
EM
TB
BK
RD
BL
YL
BLUE
BLACK
RED
YELLOW
COMPONENT CODE
BROWN
PURPLE
GREEN
PU
BR
GR
FEMALE PLUG CONNECTOR
MALE PLUG CONNECTOR
TRANSFORMER
HIGH VOLTAGE
LOW VOLTAGE
HIGH VOLTAGE
LOW VOLTAGE
PLF
2
COLOR CODE
TR
6
5
PLM
4
4
24V
5
1
2
3
EM
WIRING CODE
208/240 VOLTS
1
1
PLF
PLM
L1
PLM
2
L2
IF REPLACEMENT OF THE ORIGINAL WIRES
SUPPLIED WITH THIS ASSEMBLY IS NECESSARY,
USE WIRE THAT CONFORMS TO THE NATIONAL
ELECTRIC CODE.
FL
FUSE LINK
TL
THERMAL LIMIT
CR
CONTROL RELAY
WHITE
WH
L G N
W2
R
W1
C G
4
Y1
O
Y2
1
DH
3
2
5
A
B
1
C
EM
2
4
3
5
4
7
CR
FUSE
HOLDER
(OPTIONAL)
1
SEE NOTE 1
USE COPPER WIRE
EQUIPMENT GROUND
BL
EM
YL
BL
5
BK
C
BK
PLF
BK
1
RD
2
3
240
24V
4
1
2
3
TR
RD
BL
BR
4
5
WH
6
7
8
9
PLM
GRD
1
2
3
4
5
6
7
8
9
A
B
1
7
4
CR
SEE NOTES 2 & 6
2
1
4
3
5
N
C G
L
RD
PU
BL
BR
WH
BL
RD
GR
RD or BK
BL
RD
BK
RD
W2
R
W1
C G
4
Y1
O
Y2
1
DH
3
2
5
RD or BK
PU
BR
WH
OR
WH
WH
BL
GR
RD or BK
BL
FUSE
HOLDER
(OPTIONAL)
L2
L1
SEE
NOTE 1
SEE
NOTE 4
1
3
5
4
2
ALTERNATE HEAT RELAY
BL
PU
RD
GR
WH
BL
1
3
2
4
CR
5
ALTERNATE HEAT RELAY