Page 3 - English; Safety Precautions; WARNING
1 ■ English Safety Precautions • The precautions described herein are classified as WARNING and CAUTION. They both contain important information regarding safety. Be sure to observe all precautions without fail. • Meaning of WARNING and CAUTION notices WARNING .... Failure to follow these instructio...
Page 4 - gl; Accessories; • Before choosing the installation site, obtain user approval.; Wireless remote controller.
■ English 2 En gl is h Accessories – , Choosing an Installation Site • Before choosing the installation site, obtain user approval. 1. Indoor unit. • The indoor unit should be sited in a place where: 1) the restrictions on installation specified in the indoor unit installation drawings are met, 2) b...
Page 5 - Indoor Unit Installation Drawings; INTELLIGENT EYE sensor; CAUTION
3 ■ English Indoor Unit Installation Drawings INTELLIGENT EYE sensor CAUTION 1) Do not hit or violently push the INTELLIGENT EYE sensor. This can lead to damage and malfunction. 2) Do not place large objects near the sensor. Also keep heating units or humidifiers outside the sensor’s detection area....
Page 6 - Preparation before Installation; Removing and installing front panel.; Removing and installing front grille.; • Removal method; When there is no work space because the unit is close to ceiling; • Installation method
■ English 4 En gl is h Preparation before Installation 1. Removing and installing front panel. • Removal method Hook fingers on the tabs on the left and right of the main body, and open until the panel stops. Slide the front panel sideways to disengage the rotating shaft. Then pull the front panel t...
Page 7 - How to set the different addresses.; • Removal methods of metal plate electrical wiring covers
5 ■ English Preparation before Installation 3. How to set the different addresses. When 2 indoor units are installed in 1 room, the 2 wireless remote controllers can be set for different addresses. 1) Remove the metal plate electrical wiring cover. (Refer to the Removal/attachment methods of metal p...
Page 8 - Refrigerant Piping Work; Flaring the pipe end.
■ English 6 En gl is h • Attachment methods of metal plate electrical wiring covers Attach the metal plate electrical wiring covers as shown below. 1) Lean the metal plate electrical wiring cover as shown in the figure and attach tab (1) on the lower side to the electrical wiring box. 2) Attach tab ...
Page 10 - Indoor Unit Installation; Installing the mounting plate.; Recommended mounting plate retention spots and dimensions; Boring a wall hole and installing wall embedded pipe.
■ English 8 En gl is h Indoor Unit Installation 1. Installing the mounting plate. • The mounting plate should be installed on a wall which can support the weight of the indoor unit. 1) Temporarily secure the mounting plate to the wall, make sure that the panel is completely level, and mark the borin...
Page 11 - Humidifying hose installation work.
9 ■ English Indoor Unit Installation 3. Inter-unit wiring. 1) Open the front panel, then remove the service lid. 2) Pass the inter-unit wiring from the outdoor unit through the feed-through wall hole and then through the back of the indoor unit. Pull them through the front side. Bend the ends of tie...
Page 12 - • Right-bottom piping; • Replacing onto the left side; How to replace the drain plug and drain hose.
■ English 10 En gl is h 5. Laying piping, hoses, and wiring. • Connect the humidifying hose to the indoor unit duct. See 4. Humidifying hose installation work for details. • Lay the piping, drain hose and humidifying hose according to the orientation of the piping coming out of the unit, as shown be...
Page 15 - Setting the Humidifying Hose Length; Setting the humidifying hose length.; LCD
13 ■ English Setting the Humidifying Hose Length CAUTION If the humidifying hose length is not set or it is set incorrectly, the humidifying capacity may diminish or strange sound may occur from humidifying hose. 1. Setting the humidifying hose length. Set the humidifying hose length to ensure humid...
Page 16 - Trial Operation and Testing; Trial operation and testing.; the instructions below and select the HUMID HEAT operation.; Trial operation from remote controller
■ English 14 En gl is h Trial Operation and Testing 1. Trial operation and testing. 1-1 Measure the supply voltage and make sure that it falls in the specified range. 1-2 Trial operation should be carried out in either cooling or heating mode. • In cooling mode, select the lowest programmable temper...