Page 2 - English; Contents; Safety Information; Installation Procedure; Safety Information
2 English Contents Safety Information 3 Safety Information 3 Installation Procedure 5 Installation Procedure 5 Step 1 Checking and preparing accessories 5 Step 2 Selecting the installation location 5 Step 3 Installing the indoor unit 6 Step 4 Purging the unit 6 Step 5 Connecting the refrigerant pipe...
Page 3 - WARNING; General information
3 English Safety Information Carefully follow the precautions listed below because they are essential to guarantee the safety of the equipment. WARNING • Always disconnect the air conditioner from the power supply before servicing it or accessing its internal components. • Verify that installation a...
Page 4 - Power supply line, fuse or circuit breaker; CAUTION
4 Safety Information English Safety Information • Our units must be installed in compliance with the spaces indicated in the installation manual to ensure either accessibility from both sides or ability to perform routine maintenance and repairs. The units’ components must be accessible and that can...
Page 5 - Installation Pr; Step 1 Checking and preparing; Step 2 Selecting the installation; Indoor Unit; Space requirements for installation & service; Observe the clearances and maximum lengths as; NOTE
5 English Installation Pr oc edur e Step 1 Checking and preparing accessories The following accessories are supplied with the indoor unit.The type and quantity may differ depending on the specifications. Installation plate Installation manual User manual PE indoor unit cover Step 2 Selecting the ins...
Page 6 - Step 3 Installing the indoor unit; Step 4 Purging the unit
6 Installation Procedure English Installation Pr oc edur e Step 3 Installing the indoor unit Before fixing the installation plate to the wall or window frame, you must determine the position of the 65 mm hole through which the cable, pipe and hose pass to connect the indoor unit to the outdoor unit....
Page 7 - Step 5 Connecting the refrigerant pipe
7 English Installation Pr oc edur e Step 5 Connecting the refrigerant pipe Connect indoor and outdoor units with field-supplied copper pipes by means of flare connections. Use insulated seamless refrigeration grade pipe only, (Cu DHP type according to ISO1337), degreased and deoxidized, suitable for...
Page 8 - Step 6 Cutting or flaring the pipes
8 Installation Procedure English Installation Pr oc edur e Step 6 Cutting or flaring the pipes 1 Make sure that you prepared the required tools. (pipe cutter, reamer, flaring tool and pipe holder) 2 If you want to shorten the pipe, cut it using a pipe cutter ensuring that the cut edge remains at 90°...
Page 9 - Step 7 Performing leak test; Leak test; Step 8 Wrapping the pipes with the
9 English Installation Pr oc edur e Step 7 Performing leak test Leak test LEAK TEST WITH NITROGEN (before opening valves) In order to detect basic refrigerant leaks, before recreating the vacuum and recirculating the R410A, it’s responsible of installer to pressurize the whole system with nitrogen (...
Page 10 - Step 9 Installing the drain hose; Step 10 Optional: Changing direction of
10 Installation Procedure English Installation Pr oc edur e Step 9 Installing the drain hose When installing the drain hose for the indoor unit, check if condensation draining is adequate. When passing the drain hose through the 65-mm hole drilled in the wall, check the following: The hose must NOT ...
Page 11 - Step 11 Connecting the power and
11 English Installation Pr oc edur e Step 11 Connecting the power and communication cables 1 Before wiring work, you must turn off all power source. 2 Indoor unit power should be supplied through the breaker (ELCB or MCCB+ELB) separated by the outdoor power. • ELCB:Earth Leakage Circuit Breaker • MC...
Page 12 - Ring terminal selection; Specification of electronic wire
12 Installation Procedure English Installation Pr oc edur e Ring terminal selection B d1 D d2 t F L E Silver solder R 2 B Norminal dimensions for cable (mm²) Norminal dimensions for screw (mm) B C d1 E F L d2 t Standard dimension (mm) Allowance (mm) Standard dimension (mm) Allowance (mm) Standard di...
Page 13 - Example of Installation
13 English Installation Pr oc edur e Example of Installation ‐ Total power cable length L = 100(m), Running current of each units 1[A] ‐ Total 10 indoor units were installed ELCB 10[A] 0[m] 10[m] 20[m] 100[m] Indoor unit 1 Indoor unit 2 Indoor unit 10 9[A] 1[A] or MCCB+ ELB • Apply following equatio...
Page 14 - Step 12 Optional: Extending the power
14 Installation Procedure English Installation Pr oc edur e • You must keep the cable in a protection tube. • Keep distances of 50mm or more between power cable and communication cable. • Maximum length of power cables are decided within 10% of power drop. If it exceeds, you must consider another po...
Page 16 - Step 13 Setting an indoor unit address; Option setting procedure
16 Installation Procedure English Installation Pr oc edur e Step 13 Setting an indoor unit address and installation option Set the indoor unit address and installation option with remote control option. Set the each option separately since you cannot set the ADDRESS setting and indoor unit installat...
Page 21 - 2 series installation option
21 English Installation Pr oc edur e 02 series installation option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 0 2 - External room temperature sensor / Minimizing fan operation when thermostat is off Central control - SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 1 Use of drain pump - - EEV Step when heating stops Dew removal...
Page 26 - 5 series installation option
26 Installation Procedure English Installation Pr oc edur e 05 series installation option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 0 5 Use of Auto Change Over for HR only in Auto mode / Use of Cooling only indoor unit of HR (When setting SEG3) Standard heating temp. Offset (When setting SEG3) Standard cooling ...
Page 30 - Changing a particular option
30 Installation Procedure English Installation Pr oc edur e Changing a particular option You can change each digit of set option. Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Explanation PAGE MODE The option mode you want to change The tens’ digit of an option SEG you will change The unit digit of an option...
Page 31 - Step 14 Performing the final check; Step 15 Providing information for user; Step 16 Charging additional refrigerant
31 English Installation Pr oc edur e Step 14 Performing the final check To complete the installation, perform the following checks and tests to ensure that the air conditioner operates correctly. 1 Check the following: • Strength of the installation site • Tightness of pipe connection to detect gas ...
Page 32 - Error detection and re-operation; Troublshooting; Appendix
32 English Appendix If a problem occurs to the air conditioner, the following error codes will appear on the display of the indoor unit or outdoor unit. Error detection and re-operation • If an error occurs during operation, an error code will appear and all the operations are stopped except the dis...