Page 3 - English; Safety Precautions; WARNING; CAUTION
1 ■ English Safety Precautions • Read these Safety Precautions carefully to ensure correct installation. • This manual classifies the precautions into WARNING and CAUTION. Be sure to follow all the precautions below: they are all important for ensuring safety. WARNING ...............Failure to follo...
Page 4 - Accessories; Outdoor unit; Outdoor unit
■ English 2 Accessories – , *1 The thermistor cable is attached to the indoor unit. Choosing a Site • Before choosing the installation site, obtain user approval. Installation Tips ■ ■ ■ ■ How to remove the front panel. • Hook fingers on the panel protrusions on the left and right of the main body, ...
Page 6 - Outdoor Unit Installation Guidelines; Wall facing one side
■ English 4 Outdoor Unit Installation Guidelines • Where a wall or other obstacle is in the path of outdoor unit’s intake or exhaust airflow, follow the installation guidelines below. CAUTION When operating the air conditioner in a low outdoor ambient tempera-ture, be sure to follow the instructions...
Page 7 - Indoor Unit; Installing the mounting plate.; Recommended mounting plate retention spots and Dimensions; Boring a wall hole and installing wall embedded pipe.
5 ■ English Indoor Unit 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 boring points on the wall. 2)...
Page 8 - Installing indoor unit.
■ English 6 3. Installing indoor unit. 3-1. Right-side, right-back, or right-bottom piping. 1) Attach the drain hose to the underside of the refrigerant pipes with adhesive vinyl tape. 2) Wrap the refrigerant pipes and drain hose together with insulation tape. 3) Pass the drain hose and refrigerant ...
Page 11 - Outdoor Unit; Installing outdoor unit.; Choosing a Site; Flaring the pipe end.
9 ■ English Outdoor Unit 1. Installing outdoor unit. • For outdoor unit installation, see Choosing a Site and Indoor/Outdoor Unit Installation Drawings . 2. Flaring the pipe end. 1) Cut the pipe end with a pipe cutter.2) Remove burrs with the cut surface facing downward so that the chips do not ente...
Page 12 - Purging air and checking gas leakage.
■ English 10 4. Purging air and checking gas leakage. • When piping work is completed, it is necessary to purge the air and check for gas leakage. WARNING 1) Do not mix any substance other than the specified refrigerant (R410A) into the refrigeration cycle.2) When refrigerant gas leaks occur, ventil...
Page 13 - • For interconnecting wire connections, see
11 ■ English Outdoor Unit 5. Pump down operation. In order to protect the environment, be sure to pump down when relocating or disposing of the unit. 1) Remove the valve lid from liquid shut-off valve and gas shut-off valve.2) Carry out forced cooling operation.3) After five to ten minutes, close th...
Page 14 - Good
■ English 12 Observe the notes mentioned below when wiring to the power supply terminal board. Precautions to be taken for power supply wiring. (Use a round crimp-style terminal for connection to the power supply terminal board. In case it cannot be used due to unavoidable reasons, be sure to observ...
Page 15 - Trial operation and testing.; such as louver movement, are working properly.
13 ■ English Outdoor Unit 7. Drain work. 1) Use drain plug for drainage. 2) If the drain port is covered by a mounting base or floor surface, place additional foot bases of at least 30mm in height under the outdoor unit’s feet. 3) In cold areas, do not use a drain hose with the outdoor unit. (Otherw...