Pressure Table; Table 8 Recommended Airflow; Table 9 Maximum Esp Electric Heat Only; Table 10 Pressure Table - Bard YL423 Installation Instructions Manual

Wall mounted package air conditioners
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TABLE 8
RECOMMENDED AIRFLOW
R
a
e t
d
M
o
d
l e
C
F
M
*
Y
L
4
2
3
1
4
0
0
Y
L
4
8
4
1
5
5
0
Y
L
6
0
2
1
7
0
0
* Rated CFM and ESP on high speed tap.
COOLING
R
e
u t
n r
M
o
d
l e
T
e
m
p
e
a r
7
5
d
e
. g
6
2
d
e
. g
8
0
d
e
. g
Y
L
4
2
3
6
7
d
e
. g
8
5
d
e
. g
7
2
d
e
. g
7
5
d
e
. g
6
2
d
e
. g
8
0
d
e
. g
Y
L
4
8
4
6
7
d
e
. g
8
5
d
e
. g
7
2
d
e
. g
7
5
d
e
. g
6
2
d
e
. g
8
0
d
e
. g
Y
L
6
0
2
6
7
d
e
. g
8
5
d
e
. g
7
2
d
e
. g
Low side pressure ± 2 PSIG
High side pressure ± 5 PSIG
Tables are based upon rated CFM (airflow) across the evaporator coil. If there is any doubt as to correct
operating charge being in the system, the charge should be removed, system evacuated and recharged
to serial plate instructions.
NOTE:
Pressure table based on high speed condenser fan operation. If condensing pressures
appear elevated check condenser fan wiring. See "Condenser Fan Operation" on Page 16.
R
a
e t
d
R
e
c
o
m
m
e
n
d
e
d
E
S
P
*
A
f r i
o l
w
R
a
n
g
e
3 .
0
1
6
0
0
-
1
1
5
0
2 .
0
1
7
5
0
-
1
2
8
5
3 .
0
1
9
5
0
-
1
3
7
5
TABLE 10

PRESSURE TABLE

A
r i
u t
e r
P
e r
s
s
u
e r
7
5
D
B
L
o
w
S
d i
e
7
0
W
B
H
g i
h
S
d i
e
2
0
7
D
B
L
o
w
S
d i
e
7
5
W
B
H
g i
h
S
d i
e
2
1
2
D
B
L
o
w
S
d i
e
7
8
W
B
H
g i
h
S
d i
e
2
1
9
D
B
L
o
w
S
d i
e
7
3
W
B
H
g i
h
S
d i
e
2
0
4
D
B
L
o
w
S
d i
e
7
8
W
B
H
g i
h
S
d i
e
2
1
0
D
B
L
o
w
S
d i
e
8
4
W
B
H
g i
h
S
d i
e
2
1
7
D
B
L
o
w
S
d i
e
7
1
W
B
H
g i
h
S
d i
e
2
3
3
D
B
L
o
w
S
d i
e
7
6
W
B
H
g i
h
S
d i
e
2
3
7
D
B
L
o
w
S
d i
e
8
4
W
B
H
g i
h
S
d i
e
2
4
5
MAXIMUM ESP OF OPERATION
ELECTRIC HEAT ONLY
M
o
d
l e
Y
L
4
2
3
H
g i
h
L
K
W
S
p
e
e
d
S
A -
0
5
5 .
0
A -
1
0
5 .
0
A -
1
5
5 .
0
B -
0
0
5 .
0
B -
0
9
5 .
0
B -
1
5
5 .
0
C -
0
9
5 .
0
C -
1
5
5 .
0
Values shown are for units equipped with standard 1 inch
throwaway filter or 1 inch washable filter. Derate ESP by
.15 for 2 inch pleated filters.
Air Temperature Entering Outdoor Coil °F
8
0
8
5
9
0
9
5
7
2
7
3
7
5
7
6
2
2
0
2
3
5
2
5
1
2
6
6
7
7
7
8
8
0
8
1
2
2
6
2
4
1
2
5
7
2
7
3
8
0
8
1
8
3
8
4
2
3
4
2
4
9
2
6
6
2
8
3
7
4
7
6
7
8
7
9
2
1
7
2
3
2
2
4
8
2
6
5
7
9
8
1
8
2
8
4
2
2
3
2
3
8
2
5
4
2
7
2
8
5
8
7
8
8
9
0
2
3
1
2
4
7
2
6
4
2
8
2
7
2
7
4
7
5
7
6
2
4
7
2
6
2
2
7
8
2
9
5
7
8
7
9
8
0
8
1
2
5
3
2
6
9
2
8
5
3
0
3
8
5
8
5
8
6
8
7
2
6
1
2
7
8
2
9
6
3
1
4
TABLE 9
Y
L
4
8
4
o
w
H
g i
h
L
o
w
H
g i
p
e
e
d
S
p
e
e
d
S
p
e
e
d
S
p
5 .
0
5 .
0
5 .
0
5 .
5 .
0
5 .
0
5 .
0
5 .
5 .
0
5 .
0
5 .
0
5 .
5 .
0
5 .
0
5 .
0
5 .
5 .
0
5 .
0
5 .
0
5 .
5 .
0
5 .
0
5 .
0
5 .
5 .
0
5 .
0
5 .
0
5 .
5 .
0
5 .
0
5 .
0
5 .
1
0
0
1
0
5
1
1
0
1
1
7
7
7
8
7
9
7
2
8
3
3
0
0
3
1
8
3
3
8
2
8
3
8
4
8
2
9
0
3
0
8
3
2
6
3
4
8
5
8
6
8
7
8
3
0
0
3
1
9
3
3
7
3
5
8
0
8
2
8
3
8
2
8
4
3
0
4
3
2
5
3
4
8
6
8
7
8
9
9
2
9
1
3
1
2
3
3
4
3
5
9
2
9
3
9
5
9
3
0
2
3
2
3
3
4
5
3
6
7
7
7
8
7
8
7
3
1
3
3
3
1
3
5
1
3
8
2
8
3
8
4
8
3
2
1
3
4
0
3
9
0
3
8
8
8
9
9
0
3
3
3
3
5
3
3
7
3
3
9
Manual 2100-464A
Page
Y
L
6
0
2
h
L
o
w
e
e
d
S
p
e
e
d
0
5 .
0
0
5 .
0
0
5 .
0
0
5 .
0
0
5 .
0
0
5 .
0
0
5 .
0
0
5 .
0
5
9
7
5
6
8
8
4
8
0
7
7
9
9
7
1
5
8
1
9
1
4
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