3
2-2 OPTIONAL ACCESSORIES
• A remote controller is required for the indoor unit.
• There are 2 kinds of remote controller; wired type and
wireless type.
Install the remote controller to the place where the customer
has given consent.
Refer to the catalog for the applicable model.
(Refer to the installation manual attached to the remote
controller for how to install.)
• The indoor unit can be switched to lower suction.
(Refer to 4. PREPARATION BEFORE INSTALLATION.)
The side cover plate (KDBD63A160) is required in the case
of wiring from the bottom surface at bottom suction.
For installation work, refer to the instruction sheet provided
with the side cover plate. <Except for 140 class>
CARRY OUT THE WORK GIVING CAUTION
TO THE FOLLOWING ITEMS AND AFTER THE
WORK IS COMPLETED CHECK THESE AGAIN.
(1) Items to be checked after the installation work is
completed
Items to be checked In case of defective Check column
Are the indoor and outdoor
units rigidly fixed?
Drop · vibration ·
noise
Are the installation works of
the outdoor and indoor units
completed?
Does not operate ·
burnout
Have you carried out a leakage
test with the test pressure
specified in the outdoor unit
installation manual?
Does not cool / Does
not heat
Is the insulation of refrigerant
piping and drain piping
completely carried out?
Water leakage
Does the drain flow out
smoothly?
Water leakage
Is the power supply voltage
identical to that stated in the
manufacturer’s label on the
air conditioner?
Does not operate ·
burnout
Are you sure that there is no
wrong wiring or piping or no
loose wiring?
Does not operate ·
burnout
Is earthing completed?
Danger in case of
leakage
Are the sizes of electric
wiring according to the
specification?
Does not operate ·
burnout
Are any of air outlets or inlets
of the indoor and outdoor
units blocked with obstacles?
(It may lead to capacity drop
due to fan speed drop or
malfunction of equipment.)
Does not cool /
Does not heat
Is the external static
pressure set correctly?
Does not cool /
Does not heat
Have you recorded the
refrigerant piping length
and the refrigerant charge
amount added?
Refrigerant charge
amount is not clear
Make sure to recheck the items of “SAFETY PRECAUTIONS”.
(2) Items to be checked at delivery
Items to be checked Check column
Have you carried out field setting? (if necessary)
Are the control box lid, the air filter and the suction
grille attached?
Does the cool air discharge during the cooling
operation and the warm air discharge during the
heating operation? Does the indoor unit makes
unpleasant sound of air discharge?
Have you explained how to operate the air
conditioner showing the operation manual to the
customer?
Have you explained the description of cooling,
heating, program dry and automatic (cooling/
heating) given in the operation manual to the
customer?
• Do not use the air conditioner in a salty atmosphere such as
coastal areas, vehicles, vessels or where voltage fluctuation
is frequent such as factories.
• Take off static electricity from the body when carrying out
wiring and the control box lid is removed.
The electric parts may be damaged.
2-1 ACCESSORIES
Check if the following accessories are attached to the
indoor unit.
Name
(1) Metal
clamp
(2) Drain hose
(3) Duct flange connection
screw
Quantity 1 pc. 1 pc. See below
Shape
20·25·32
class
6 pcs.
40
class
10 pcs.
50·63·80
class
18 pcs.
100·125
class
30 pcs.
140
class
34 pcs.
Name
Joint insulating
material
(6) Sealing
material
(7) Sealing
material
(8) Clamp
Quantity 1 each 1 sheet 2 sheets 9 pcs.
Shape
Thin
(4) For liquid
piping
Thick
(5) For gas
piping
Large
(Dark gray)
Medium
(Dark gray)
Name
(9) Washer
clamp
(10) Wire
sealing material
(11) Washer
for hanger
Others
Quantity 4 pcs. 2 sheets 8 pcs.
• Operation
manual
• Installation
manual
Shape
Small
(Gray)
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