Service Instructions

133
WIRING DIAGRAMS
HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
ASPT**14**/ASUF**14**
13
SEE NOTES 2 & 6
R C G W1 W2 Y1 Y2 O DH 1
2 3 4 5
GRD
L1
L2
EQUIPMENT GROUND
USE COPPER WIRE
L1
1
PLF
208/240 VOLTS
EM
L2
PLF
2
PLF
RD
1
2 3
4 5
6 7 8
9
1
PLM
LG N
PLM
2
PLM
1
2
3 4 5
6
7
8 9
GR
BL
RD or BK
WH
BK RD
BR
WH
PU
CR
BK
7
BK
BL
BR
RD
WH
SEE
SEE NOTE 4
FUSE HOLDER
(OPTIONAL)
1
2 3
TR
4
24V 5
6 5
4 PLM
SEE NOTE 1
B
A
1
4
7
CR
1
2
EM
3
4
C
5
WH
RD
4 1
2
RD
C
5
NOTE 1
240
TR
R C G W1 W2 Y1 Y2 O DH 1 2 3 4 5
GR
A B
BL
RD or BK
BL
RD or BK
BL
FUSE
HOLDER
(OPTIONAL)
WH PU
OR BR YL
NOTES:
COPPER POWER SUPPLY
(USE RATING PLATE)
USE MIN. 75° C FIELD WIRE
IF REPLACEMENT OF THE ORIGINAL WIRES SUPPLIED WITH THIS ASSEMBLY IS NECESSARY, USE WIRE THAT CONFORMS TO THE NATIONAL ELECTRIC CODE.
BL
RD
BK
4
RD
2 5
1 2 3 4 5
EM
C L G N
PU
WH
COMPONENT CODE
CR CONTROL RELAY
EM EVAPORATOR MOTOR
FL FUSE LINK
PLF FEMALE PLUG CONNECTOR
PLM MALE PLUG CONNECTOR
R RELAY
TB TERMINAL BOARD
ALTERNATE HEAT RELAY
WIRING CODE
FACTORY WIRING
HIGH VOLTAGE LOW VOLTAGE
FIELD WIRING
HIGH VOLTAGE LOW VOLTAGE
COLOR CODE
BK BLACK
RD RED YL YELLOW
BL BLUE
GR GREEN
PU PURPLE
BR BROWN WH WHITE
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.
GR
1 3
BL
ALTERNATE HEAT RELAY
BL
TR TRANSFORMER
TL THERMAL LIMIT
0140A00243-A
5
3
1
2
4
C
R