4 INDOOR UNITS INSTALLATION
4.1 UNPACKING
When the package is opened, the RPIH machine is turned upside-down. It is necessary to turn it between two technicians.
4.2 FACTORY SUPPLIED COMPONENTS
Check to ensure that the following accessories are packed with the indoor unit.
Accessory
Qty.
Purpose
Washer with insulation material (M10)
Accessory
Q'ty
Purpose
Checking Scale
(Cut and Take Out it
from the Carton Board)
Cross Recessed
Head Screws (M5)
Washer with Insulation
Material (M10)
Washer (M10)
Drain Hose
Hose Clamp
Pipe Insulation
Pipe Insulation
Cord Clamp
Cord Clamp
Insulation
(5Tx50x200)
Insulation
(5Tx100x200)
4
4
4
2
6
1
1
1
1
1
1
Insulation
(5Tx25x500)
1
1
For Adjusting Space of False
Ceiling Opening and
Position of the Unit
For Fitting Paper Pattern
For Unit Installation
For Refrigerant Piping
Connection
For Drain Hose Connection
For Fixing Remote Control
Switch Wiring, Louver Sensor
and Insulation of Piping
For Covering Drain
Connection
For Covering Wiring
Connection
For Covering Drain
Connection
4
For unit installation
Washer (M10)
Accessory
Q'ty
Purpose
Checking Scale
(Cut and Take Out it
from the Carton Board)
Cross Recessed
Head Screws (M5)
Washer with Insulation
Material (M10)
Washer (M10)
Drain Hose
Hose Clamp
Pipe Insulation
Pipe Insulation
Cord Clamp
Cord Clamp
Insulation
(5Tx50x200)
Insulation
(5Tx100x200)
4
4
4
2
6
1
1
1
1
1
1
Insulation
(5Tx25x500)
1
1
For Adjusting Space of False
Ceiling Opening and
Position of the Unit
For Fitting Paper Pattern
For Unit Installation
For Refrigerant Piping
Connection
For Drain Hose Connection
For Fixing Remote Control
Switch Wiring, Louver Sensor
and Insulation of Piping
For Covering Drain
Connection
For Covering Wiring
Connection
For Covering Drain
Connection
4
Drain hose
Accessory
Q'ty
Purpose
Checking Scale
(Cut and Take Out it
from the Carton Board)
Cross Recessed
Head Screws (M5)
Washer with Insulation
Material (M10)
Washer (M10)
Drain Hose
Hose Clamp
Pipe Insulation
Pipe Insulation
Cord Clamp
Cord Clamp
Insulation
(5Tx50x200)
Insulation
(5Tx100x200)
4
4
4
2
6
1
1
1
1
1
1
Insulation
(5Tx25x500)
1
1
For Adjusting Space of False
Ceiling Opening and
Position of the Unit
For Fitting Paper Pattern
For Unit Installation
For Refrigerant Piping
Connection
For Drain Hose Connection
For Fixing Remote Control
Switch Wiring, Louver Sensor
and Insulation of Piping
For Covering Drain
Connection
For Covering Wiring
Connection
For Covering Drain
Connection
1
For drain hose connection
Hose clamp
Accessory
Q'ty
Purpose
Checking Scale
(Cut and Take Out it
from the Carton Board)
Cross Recessed
Head Screws (M5)
Washer with Insulation
Material (M10)
Washer (M10)
Drain Hose
Hose Clamp
Pipe Insulation
Pipe Insulation
Cord Clamp
Cord Clamp
Insulation
(5Tx50x200)
Insulation
(5Tx100x200)
4
4
4
2
6
1
1
1
1
1
1
Insulation
(5Tx25x500)
1
1
For Adjusting Space of False
Ceiling Opening and
Position of the Unit
For Fitting Paper Pattern
For Unit Installation
For Refrigerant Piping
Connection
For Drain Hose Connection
For Fixing Remote Control
Switch Wiring, Louver Sensor
and Insulation of Piping
For Covering Drain
Connection
For Covering Wiring
Connection
For Covering Drain
Connection
1
Insulation (5Tx100x200)
Accessory
Q'ty
Purpose
Checking Scale
(Cut and Take Out it
from the Carton Board)
Cross Recessed
Head Screws (M5)
Washer with Insulation
Material (M10)
Washer (M10)
Drain Hose
Hose Clamp
Pipe Insulation
Pipe Insulation
Cord Clamp
Cord Clamp
Insulation
(5Tx50x200)
Insulation
(5Tx100x200)
4
4
4
2
6
1
1
1
1
1
1
Insulation
(5Tx25x500)
1
1
For Adjusting Space of False
Ceiling Opening and
Position of the Unit
For Fitting Paper Pattern
For Unit Installation
For Refrigerant Piping
Connection
For Drain Hose Connection
For Fixing Remote Control
Switch Wiring, Louver Sensor
and Insulation of Piping
For Covering Drain
Connection
For Covering Wiring
Connection
For Covering Drain
Connection
1
For covering drain connection
Pipe insulation (Ø28x125)
1
For covering gas/liquid pipe
Pipe insultaion (Ø43x125)
1
Plastic ties
4
?
N O T E
• If any of these accessories are not packed with the unit, please contact your contractor.
• The air panel, remote control switch and branch pipes are optional accessories and so are not included.
4.3 INSTALLATION SPACE (LOCATION, PRECAUTION, CONDITIONS & ORDER)
!
D A N G E R
• Do not install the indoor units outdoors. If installed outdoors, an
electric hazard or electric leakage will occur.
• Consider the air distribution from each indoor unit to the space
of the room, and select a suitable location so that uniform air
temperature in the room can be obtained.
• Avoid obstacles which may hamper the air intake or the air
discharge flow.
• Pay attention to the following points when the indoor units are
installed in a hospital or other places where there are electronic
waves from medical equipment, etc.
-
Do not install the indoor units where electromagnetic wave is
directly radiated to the electrical box, remote control cable
or remote control switch.
-
Install the indoor units and components as far as practical or
at least 3 meters from the electromagnetic wave radiator.
-
Prepare a steel box and install the remote control switch in
it. Prepare a steel conduit tube and wire the remote control
cable in it. Then connect the ground wire with the box and
tube.
-
Install a noise filter when the power supply emits harmful
noises.
-
Do not install the indoor units, outdoor unit, remote control
switch and cable within approximately 3 meters of strong
electromagnetic wave radiators such as medical equipment.
• This unit is exclusive non electrical heater type indoor unit. It is
prohibited to install a electrical heater in the field.
• Do not put any foreign material into the indoor unit and check to
ensure that none exist in the indoor unit before the installation
and test running. Otherwise a fire or failure, etc., may occur.
• Do not perform installation work, refrigerant piping work, drain
pumping, drain piping and electrical wiring connecting work
without referring to the installation manual. If the instructions
are not followed, it may result in a water leakage, an electric
shock, a fire and an injury.
• Mount suspension bolts using M10 (W3/8) as size, as shown
below:
Concrete
Wooden Beam
Nuts
Square
washers
Sling Bolt
(W3/8 or M10)
Anchor Bolt
Steel
Suspension bolts
(W3/8 or M10)
For Concrete Slab
150~160mm
Wooden Bar
(60mm to 90mm Square)
I-Beam
INDOOR UNITS INSTALLATION
PMML0529 rev.1 - 02/2021
4