Page 10 of 13
507296-01
Issue 1650
BLOWER SPEED CHART
UNIT
FACTORY SHIPPED SETTINGS
COOLING INPUT
(BLK)
24
5
30
3
36
3
42
3
48
3
BLK
RED
YEL W/ STRIPE
RED
T2
C
H
F
BLK
ORG
PUR
GRY
RED
BLK
208V
240V
INDOOR BLOWER MOTOR
BLU
YEL
C4
CAPACITOR
H
M
L
C
NO
NC
C
BLOWER CONTROL
A15
BLK
C
G
XFMR-R
R
XFMR-C
Y
GRN
RED
BLU
W1 & W2 CAN BE USED TO STAGE ELECTRIC HEAT ACCESSORY ON 10, 15 & 20KW MODELS 5 & 7.5KW HEATER ACCESSORIES FUNCTION OFF W1 ONLY.
BLK
BLK
WHT
J2-2
J2-4
J2-6
J2-5
BLU
YEL
YEL
HIGH PRESSURE
SWITCH
S4
GRN
RED
YEL
NOTE: IF ANY OF THE ORIGINAL WIRE IS REPLACED THE SAME SIZE AND TYPE WIRE MUST BE USED. USE COPPER CONDUCTOR ONLY, MIN 75
C WIRE
J2-3
BLU
WHT
BLK
BLU
LOW PRESSURE SWITCH (IF USED)
FLOAT SWITCH
(IF USED)
208/230-1-60
POWER SUPPLY WITH MIN.
75C
COPPER
WIRE
G
W1
C
R
CONTACTOR
CONTROL CIRCUIT WIRING TO BE 24 VOLT, N.E.C. CLASS 2
L1
T1
COMPRESSOR CONTACTOR
COMPRESSOR CONTACTOR
DUAL CAPACITOR
COMPRESSOR
TRANSFORMER
C
S
R
L2
537662-01
24V
LINE VOLTAGE FIELD INSTALLED
WARNING- ELECTRIC SHOCK HAZARD. UNIT MUST BE GROUNDED IN ACCORDANCE WITH NATIONAL AND LOCAL CODES.
S1
K1
T1
B3
B4
K1-2
C12
B1
K1-1
SEE CHART FOR WIRING
FUSE
A15 BLOWER CONTROL
J2-1
YEL W/STRIPE
THERMAL PROTECTION
SWITCH (IF USED)
J1: PLUG THROUGH CONTROL PANEL (12 PIN) J2: PLUG FOR ACCESSORY HEAT (6 PIN)
J1-12
S79
J1-11
S173
2
3
4
1
CONDENSER FAN MOTOR
J1-2
J1-1
J1-3
CONNECTION DIAGRAM
A/C (PSC BLOWER)
SINGLE PHASE
THERMOSTAT
ROLLOUT SWITCH
S47
WARNING- ELECTRIC SHOCK HAZARD. UNIT MUST BE GROUNDED IN ACCORDANCE WITH NATIONAL AND LOCAL CODES.
5
MOTOR
SPEED TAPS
4
3
1
2
CRANK CASE HEATER (IF USED)
BLK
HR1
BLK
Figure 8. Connections Diagram - A/C PSC
Wiring Diagrams
