Hitachi RAC-18WPB - Page 71

4. T
angential air flow fan and fan motor
T
T
Fi
g. 5
Fi
g. 7
Fi
g. 9
Fi
g. 10
Fig. 1
1
Fi
g. 6
(
P
ress to lower the hook at the center o
f
theunit a little and
p
ull the
c
l
aw
f
orwar
d
to removet
h
e
d
ra
i
n
p
an.
(5) Remove the electrical box fixing screws and
G
ND wire fixing
scre
w
.
(
Remove P
lock
w
hich
bi
n
ds
lead
w
i
r
es
.
(
S
et the electrical box u
p
side down.
(
Remove
P
.
W
.B.
f
ixing screws (2 locations) and radiation
f
in
f
ixing
screws
(
locations
)
, and remove the
P
.W
.
B
.
f
rom t
h
e su
pp
ort.
1. Electr
i
cal Part
s
(
1
)
R
emove t
h
e upper cover
fi
x
i
ng screws an
d
lif
t t
h
e cover to remove
i
t.
(
2
)
Remove the service valve cover
.
(
3
)
Remove the terminal
p
late cover
.
(4) Remove the right side cover
.
(2) Remove the screws
f
rom the upper and lower bearing covers.
(3) Remove the locking hook o
f
the lower bearing cover
f
rom the
Cab
in
et.
(
Remove two lock screws
f
rom the
f
an motorholder
.
(5) Pull up the evaporator by holding it at the lowerside. Insert a
screw
d
r
i
ver t
h
roug
h
t
h
e space
b
etween t
h
e evaporator an
d
d
ra
i
n
chute
a
n
dloose
n
the
fa
n
lock
sc
r
e
w
to
r
e
m
o
v
e
the
fa
n
a
n
d
fa
n
m
oto
r
.
Radiation fin fixing screw
P.W.B. fixing screw
Fi
g. 8
MODEL RAC-18/25WPB<OUTDOOR UNIT>
71
Lower bearing cover
Cabinet
18/25PPB only have one
7
6)
7)
8)
1)
4)
right side cover.
terminal cover.
valve cover.