Hitachi RAK-35RPC - Procedure for Disassembly and Reassembly

1.
3. Control P.W.B. and Indicating
P.W.B.
(1)Remove each connector from the lead wire.
(2)Remove the four P.W.B. supports from the
control P.W.B.
(3)Pull the support hook at the upper side of the
indication lamp of the indicating P.W.B. and pull
out the P.W.B. forward.
Fig. 3
Procedure for Disassembly and Reassembly
INDOOR UNIT
Front Panel
2. Front cover
(2)After removing two screw covers and three
( )Hold the front cover at both lower sides and
pull them forward to remove.
Fig. 1
Be sure to hold the front panel with both hands to
detach and attach it.
Screw
Terminal
cover
Screw cover
1.
Push the end of the right-side arm outward to release
the tab.
2.
Move the left-side arm outward to release the left tab,
and then pull the panel towards you.
Arm
Arm
Push
2 1
3
screws,pull the center of the front cover forward
Screw
After removing the screw of fix ing the
terminal cover, hold the handle of terminal
cover and remove it.
(1)
RAK-35RPC,RAK-50RPC
Fig. 2
4. T
angential air flow fan and fan motor
T
T
Fi
g. 4
Fi
g. 6
Fi
g. 5
(
P
ress to lower the hook at the center o
f
the unit a little and
p
ull the
c
l
aw
f
orwar
d
to remove t
h
e
d
ra
i
n
p
an.
(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 motor holder
.
(5) Pull up the evaporator by holding it at the lowerside. Insert a
screw
r
i
ver t
h
roug
h
t
h
e space etween t
h
e evaporator an
d
d
ra
i
n
chute
a
n
d loose
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
.
Lower bearing cover
Cabinet
1)
4)
b d
47
Control P.W.B.
Indicating P.W.B.
Support hook
Screw
and release the claws.