Troubleshooting – Bard WA602 User Manual
Page 19
Manual 2100-218
Page 17
REMOVAL OF FAN SHROUD
1. Disconnect all power to the unit.
2. Remove the screws holding both grilles, one on each
side of unit, and remove grilles.
3. Remove screws holding fan shroud to condenser and
bottom. Nine (9) screws.
FIGURE 10
FAN BLADE SETTING
TROUBLESHOOTING
The suction line temperatures in table above are based
upon
80° F dry bulb / 67° F wet bulb (50% R.H.) temperature
and rated airflow across the evaporator during cooling
cycle.
TABLE 6
REFRIGERANT CHARGE
l
e
d
o
M
d
e
t
a
R
w
o
l
f
r
i
A
D
O
5
9
e
r
u
t
a
r
e
p
m
e
T
D
O
2
8
e
r
u
t
a
r
e
p
m
e
T
1
2
4
A
W
0
0
4
1
4
5
-
2
5
6
6
-
4
6
2
8
4
A
W
0
5
5
1
6
5
-
4
5
7
6
-
5
6
2
0
6
A
W
0
0
7
1
5
5
-
3
5
2
6
-
0
6
4. Unwire condenser fan motor.
5. Slide complete motor, fan blade, and shroud assembly
out the left side of the unit.
6. Service motor/fan as needed.
7. Reverse steps to reinstall.
REFRIGERANT CHARGE
The correct system R-22 charge is shown on the unit
rating plate. Optimum unit performance will occur with a
refrigerant charge resulting in a suction line temperature
(6” from compressor) as shown in Table 6.
TABLE 7
INDOOR BLOWER PERFORMANCE
CFM
@
230V
.
P
.
S
.
E
H
n
I
2
0
2
8
4
A
W
,
1
2
4
A
W
2
0
6
A
W
V
0
3
2
w
o
L
V
0
3
2
h
g
i
H
V
0
3
2
w
o
L
V
0
3
2
h
g
i
H
l
i
o
C
y
r
D
l
i
o
C
t
e
W
l
i
o
C
y
r
D
l
i
o
C
t
e
W
l
i
o
C
y
r
D
l
i
o
C
t
e
W
l
i
o
C
y
r
D
l
i
o
C
t
e
W
0
.
1
.
2
.
3
.
4
.
5
.
0
5
6
1
0
5
5
1
0
5
4
1
0
5
3
1
0
0
3
1
-
-
-
0
0
6
1
0
0
5
1
0
0
4
1
0
0
3
1
5
7
1
1
-
-
-
5
8
8
1
0
7
7
1
5
3
6
1
0
0
5
1
0
7
3
1
0
5
2
1
0
0
8
1
5
6
6
1
0
4
5
1
0
0
4
1
5
8
2
1
0
5
1
1
0
0
6
1
5
2
5
1
0
5
4
1
5
7
3
1
0
0
2
2
0
0
1
2
0
0
0
2
5
7
8
1
5
7
7
1
0
5
6
1
0
0
0
2
0
0
9
1
0
0
8
1
0
0
7
1
0
0
6
1
5
7
4
1
TABLE 5
FAN BLADE DIMENSION
l
e
d
o
M
n
o
i
s
n
e
m
i
D
A
1
2
4
A
W
2
8
4
A
W
2
0
6
A
W
5
7
.
1
FAN BLADE SETTING DIMENSIONS
Shown in Figure 10 is the correct fan blade setting
dimension for proper air delivery across the outdoor coil.
Any service work requiring removal or adjustment in the
fan and/or motor area will require that the dimensions
below be checked and blade adjusted in or out on the
motor shaft accordingly.