25
Fig. 19 — 208/230-v ECM Motor without Controls
B
LK
/104
LL
T
3
2
1
NO
T
E
2
RE
D/
5
0
2
BL
K/
1
0
9
BL
K
/1
0
8
LO
W
ME
D
HI
G
H
MA
X
24
V
ac
SPE
ED
B
O
AR
D
BL
U
/EC
9
GR
N
WH
T
BL
K
OR
N
/E
C
2
3 W
IR
E
PO
WE
R
CA
B
L
E
EC
M
1
3
12
2
9
14
5
4
3
2
1
16
P
IN
R
EC
E
PT
AC
L
E
ON
M
OT
OR
5 P
IN
R
EC
E
PT
AC
L
E
ON
M
OT
OR
11
5
BR
N
SW
2
RE
D
/E
C1
2
RE
D/
E
C1
2
YEL
/E
C
5
S
EE N
O
T
E
3
B
RN/
E
C1
MA
X
LO
W
HI
G
H
B
LK
/103
SW
1
BL
K/
1
0
1
BL
K
/1
0
8
BL
K/
1
0
2
FU
1
20
8/
2
30
V
L1
L2
GN
D
BL
K/
1
0
0
DI
S
C1
GR
N
BL
K/
1
0
6
BL
K/
1
0
7
FU
2
BL
K/
1
0
5
24
V
A
C
TR
A
N
1
240
V
2
08 V
CO
M
SEE
N
O
T
E 4
LL
R
3
F
IE
L
D C
O
NNE
CT
E
D
T
O
RE
M
O
T
E
CO
NDE
NS
E
R.
L
L
R
I
N
ST
AL
L
ED
O
N
L
Y O
N
UNI
T
S
W
IT
H DX
CO
IL
S
.
USE COPPER SUPPL
Y
WIRES
WHT
RED/502
RED/503
GRN
BLK
BL
K
/1
0
9
(SEE NOTE 2)
2
1
NOTES:
1.
Make electrical insta
llatio
n in accordance wi
th job
diagram, and in
complia
nce with national and
local ele
c
trical code
s.
2.
Low limit thermosta
t (LLT
) is inst
alled on a
ll units w
ith w
ater coils.
3.
Wi
re
YEL/EC5 factory
connected to LOW. Pos
iti
ons MED,
HIGH,
MAX
are for field use
with ESP.
4.
Transfo
rmers shown w
ire
d for 240
-v. However,
tr
ansformers a
re factory-w
ired to match the volt-
age listed on th
e unit
nameplate.
LEGEN
D
DISC
—
Disconnect Switch
DX
—
Direct Exp
ansion
ECM
—
Electr
onically Commutate
d Motor
ESP
—
Ex
te
rnal Stati
c
Pressure
FU
—
Fus
e
GND
—
Ground
LL
R
—
DX Low L
imit Switch
LL
T
—
Water C
oil Low Limit Thermosta
t
SW
—
Switc
h
TR
AN
—
Transformer
Harness Conn
ection
Connection Point Splice
Splice Termina
l Con
nection
Compone
nt Tie Point
Optiona
l Wiring
Factory Wiring
Chassis Ground
Earth Gro
und
