035-14520-001 Rev. B (0803)
Unitary Products Group
9
FIGURE 11 :
Line Power Connections
ELECTRIC HEAT
WITHOUT CIRCUIT BREAKER
SINGLE SOURCE (2.5 - 10 KW)
ELECTRIC HEAT
WITHOUT CIRCUIT BREAKER
3 PHASE (10 - 15 KW)
1 PHASE ELECTRIC HEAT
WITH CIRCUIT BREAKER
AS SHIPPED FROM FACTORY
SINGLE SOURCE (2.5 - 25 KW) - 25 KW SHOWN
1 PHASE ELECTRIC HEAT
WITH CIRCUIT BREAKER
& BREAKER BAR REMOVED
MULTI-SOURCE (15 - 25 KW) - 25 KW SHOWN
TYPICAL WIRING WITHOUT ELECTRIC HEAT
GND.
LUG
POWER
SUPPLY
GND.
LUG
GND.
LUG
POWER
SUPPLY
GND.
LUG
GND.
LUG
POWER
SUPPLY 1
GND.
LUG
GND.
LUG
POWER
SUPPLY
GND.
LUG
POWER
SUPPLY 2
POWER
SUPPLY 3
GND.
LUG
POWER
SUPPLY
GND.
LUG
POWER WIRING (208/230-1-60)
NOTE:
USE ONLY COPPER CONDUCTORS
FIGURE 12 :
Control Board
FIGURE 13 :
Blower Speed Connections
R
Y
G
W2
W1
O
C
2
4
V
A
C
BREAK TAB FOR
VARIABLE SPEED MOTOR
L
2
F
A
N
L
1
L
2
L
1
L2
H
L
L
1
2
3
4
K2
T9A
K1
T9A
5
A
M
P
M
A
X
2
SPEED
LTRIP
ECM
FAN
&
LIM
PWR
LIM
&
HEAT
COM
TEST
HEAT 2
DRV
HEAT 4
DRV
HEAT 3
DRV
FAN RELAY
FAN
CONNECTIONS
TRANSFORMER
CONNECTIONS
(HIGH VOLTAGE)
4-PIN POWER
CONNECTOR
1 STAGE
HEAT RELAY
24 VOLT R
5 AMP
CONTROL
VOLTAGE
FUSE
6-PIN CONNECTOR
(LIMIT, 2ND, 3RD & 4TH
HEAT RELAY DRIVER)
24 VOLT
COMMON
FACTORY WIRED TO
L2 ON CONTROL BOARD
FACTORY WIRED TO
FAN L1 TERMINAL ON
CONTROL BOARD
BLUE
PUR
PUR
BRN
OR
BRN/WHT
3RC
HIGH
MED
LOW
GND.
NOTE:
F*FP045 HAS A 4-SPEED MOTOR.
208/230 VOLT
BLOWER MOTOR
