Hitachi RAC-18WPD, Service Manual

Page: 49 / 93

1. Front Panel
2. Front cover
(2)After removing two screws, pull the center of
the front cover forward and release the claws
.
( )Hold the front cover at both lower sides and
pull them forward to remove.
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
Fig. 4
Fig. 5
Be sure to hold the front panel with both hands to
detach and attach it.
3
Fig. 1
(1)After removing the screw of fix ing the
terminal cover, hold the handle of terminal
cover and remove it.
Indicating P.W.B.
Control P.W.B.
Support hook
1
2
Push
Arm
Claw
4. T T Tangential air flow fan and fan motor
(1)Loosenthefanlockscrew.
(2)Press the fan motor cover 2 fixed pawl, and
remove from the right to.
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.
Procedure for Disassembly and Reassembly
INDOOR UNIT
RAK-15QPD,RAK-18/25/35/42/50RPD
49
S
Claw
Claw
Claw
Claw
crew
Screw
Screw
cover
Terminal
cover
Eco sensor
CAUTION
• Remove and attach the front cover
to the direction as shown in the
figure to ensure no damage occurs
to the ECO sensor.
Fig. 2
X
O