Carrier T--298 - Manual (Page 45)

T--298 4-3
CONTROL
BOX EVAP.
RVC 2P
4P
2P
2P
4P
C
F
H
BLK
BLU
BLK
BLU
WHT
WHT
BRN
BLK
BLK
BLK(BLU)
GRN/YEL GRN/YEL
GRN/YEL
WHT
WHT
WHT
BRN
BRN
1
(3)
2
CAPACITOR
YEL RED
RED OLP
(IF USED)
BLU
BLU RED
PTC
COMPRESSOR
R
C
S
FREEZE
SWITCH
FAN MOTOR
1
2
3
4
1
2
1
2
1
2
3
4
1
2
3
4
1
2
1
2
OLP: OVERLOAD PROTECTION
PTC: START THERMISTER
RVC: REVERSING VALVE COIL
P
L
UG
CO
NNE
CT
S
T
O
C
E
ILI
NG
UNI
T
.
SEE
D
IAG
R
A
M
S
U
PPL
IE
D
W
IT
H
C
E
IL
IN
G
U
N
IT
F
OR
A
D
D
ITION
A
L
W
IRI
NG
.
Figure 4--6 Heat Pump -- Upper Unit -- Free Blow
PL
U
G
C
O
N
N
E
C
T
S
T
O
U
PPER
U
N
IT
.
SEE
D
IAG
R
A
M
S
U
PPL
IE
D
W
IT
H
U
PPER
U
N
IT
F
O
R
AD
D
IT
IO
N
ALW
IRING
.
HEATER AS
HEATER BT
GRN/YEL
GRN/YEL
4P
2P
2P
2P
2P
{
ORN
WHT
BRN
BLK
WHT
RED
YEL
BLU
BLK
ORN
ORN
WHT
WHT
BLK
ASM
SW
IT
ASW
2 1
1 C
L
H
2 B
L2
3 3
C
1
HT
A
L1
L
H
YEL
BLK
BLK
BLK
CEC WHT WHT
SWITCH
POSITION
CONTACTS MADE
OFF
LOW FAN
HIGH FAN
LOW COOL
HIGH COOL
HEATING
NONE
L1--L . L1--A
L2--HT . L1--L . L1--A . B--1
L2--C . L1--H . L1--A . B--3
L2--C . L1--L . L1--A . B--3
L1--H . L1--A
ASW
O (OFF)
1 (ON)
2
2 -- 1
LEGEND
1
2
3
4
1
2
1
2
1
1 2
2
1 1
2 2
ASM: AIR SWEEP MOTOR
ASW: AIR SWEEP SWITCH
SW: SWITCH
IT: INDOOR THERMOSTAT
CEC: CLOSED END CONNECTOR
BT: BIMETAL
115 VAC
SUPPLY
WIRE
Figure 4--7 Heat Pump -- Ceiling Unit -- Free Blow