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OPERATION MANUAL
PART No. 9380242000
VRF system indoor unit (Duct type)
SAFETY PRECAUTIONS
● Before using this product, read these “SAFETY PRECAUTIONS” thor-
oughly and operate in the correct way.
● The instructions in this section all relate to safety; be sure to maintain
safe operating conditions.
● “WARNING” and “CAUTION” have the following meanings in these
instructions:
WARNING
This mark indicates procedures which, if improp-
erly performed, might lead to the death or serious
injury of the user.
CAUTION
This mark indicates procedures which, if improp-
erly performed, might possibly result in personal
harm to the user, or damage to property.
PRECAUTIONS ON USE
WARNING
● Do not keep exposing oneself to the direct airfl ow of air conditioner for a
long time.
● Do not insert fi ngers or objects into the outlet port or other openings.
● Except for EMERGENCY, never turn off the main or sub breaker of the
indoor units during operation. It will cause compressor failure or water
leakage. When stopping the operation, stop the indoor unit by operat-
ing the control unit, converter or external input device and then cut the
breaker. Make sure to operate through the control unit, converter, or
external input device.
● If the power supply cord of this product is damaged, it should only be
replaced by the authorized service personal, since special purpose tools
and specifi ed cord are required.
● If any refrigerant happens to leak, extinguish any fl ames, ventilate the
room and get in touch with authorized service personnel.
CAUTION
● Do not place animals or plants in the direct path of the airfl ow.
● Do not direct airfl ow at fi replaces or heating apparatus.
● Do not block or cover the inlet port and outlet port.
● Do not climb on, or place objects on, the air conditioner.
● Do not set fl ower vases or water containers on top of air conditioners.
● Do not hang objects from the indoor unit.
● Do not place anything below the indoor unit that should not get wet.
● Always turn off the electrical breaker whenever cleaning the air condi-
tioner or the air fi lter.
● Do not pour water or cleaning solvent on the unit directly, or wash the unit
with them.
● Do not expose the air conditioner directly to water.
● Do not operate the air conditioner with wet hands.
● Check the condition of the installation stand for damage.
● Operate only with air fi lters installed.
● Do not drink the water drained from the air conditioner.
● Do not apply any heavy pressure to radiator fi ns.
● Do not use fl ammable gases near the air conditioner.
● Do not touch the pipes during the operation.
● Ensure that any electronic equipment is at least 40 in.(1 m) away from
either the indoor or outdoor units.
● This product is not intended for use by persons (including children) with
reduced physical, sensory or mental capabilities, or lack of experience
and knowledge, unless they have been given supervision or instruction
concerning use of the product by a person responsible for their safety.
Children should be supervised to ensure that they do not play with this
product.
NOTE:
Switching the operating mode in the heat recovery system may require
some time to prepare for operation. Please note that this is not a fault.
PRECAUTIONS ON INSTALLATION
CAUTION
● Do not attempt to install this air conditioner by yourself.
● This unit contains no user-serviceable parts. Always consult authorized
service personnel for repairs.
● When moving, consult authorized service personnel for removal or instal-
lation of the unit.
● The unit must be earthed (grounded).
● Make sure drain work is implemented properly for drainage.
● Avoid installing the air conditioner near a fi replace or other heating apparatus.
● When installing the indoor and outdoor units, take precautions to prevent
access by infants.
NAME OF PARTS
(1)
(2)
(1) Outlet port
(2) Intake port
Control unit (optional)
Types of remote controllers:
● Wireless remote controller
(*Be sure to use after connecting the optional IR receiver unit.)
● Wired remote controller
● Simple remote controller
For operation method, refer to the operating manual of each control unit.
Contents
SAFETY PRECAUTIONS ....................................................................... 1
NAME OF PARTS .................................................................................. 1
MANUAL AUTO OPERATION ............................................................... 2
OPERATING TIPS ................................................................................. 2
CLEANING AND CARE.......................................................................... 3
TROUBLESHOOTING ........................................................................... 3
SPECIFICATIONS .................................................................................. 4
9380242000-01_OM_3L.indb 19380242000-01_OM_3L.indb 1 2021/4/22 13:39:012021/4/22 13:39:01
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