Page 2 - English; Contents; Safety Information; Installation Procedure
2 English Contents Safety Information 3 Safety Information 3 Installation Procedure 6 Installation Procedure 6 Step 1 Checking and preparing accessories 6 Step 2 Choosing the installation location 6 Step 3 Optional: Insulating the body of the indoor unit 15 Step 4 Installing the indoor unit 15 Step ...
Page 3 - mation; WARNING: Read This Manual; Notices and notes; The user and installer guides should be read carefully.; WARNING
3 English Safety Infor mation WARNING: Read This Manual • Read and follow all safety information and instructions before installation, use, or maintenance of this appliance. Incorrect installation, use, or maintenance of this appliance can result in death, serious injury, or property damage. Keep th...
Page 4 - General information; Installing the unit
4 Safety Information English Safety Infor mation General information WARNING • Carefully read the content of this manual before installing the air conditioner and store the manual in a safe place in order to be able to use it as reference after installation. • For maximum safety, installers should a...
Page 5 - Power supply line, fuse or circuit breaker
5 English Safety Infor mation • Do not install the product in a ship or a vehicle (such as a campervan). Salt, vibration or other environmental factor may cause the product malfunction, electric shock or fire. • Our units should be installed in compliance with the spaces shown in the installation ma...
Page 6 - Instal; Step 1 Checking and preparing; Step 2 Choosing the installation; Installation location requirements
6 English Instal lation Pr oc edure 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. User manual (1) Installation manual (1) Clamp hose (1) Flexible hose (1) Insulation drain (1) ...
Page 7 - Do not install the air conditioner in following; Space requirements for installation
7 English Instal lation Pr oc edure 4.2 11.2 4.4 12.3 4.6 13.4 4.8 14.6 5.0 15.8 5.2 17.1 5.4 18.6 5.6 20.0 5.8 21.5 6.0 23.0 • m : Total refrigerant charge in the system• A : Minimum required room area • IMPORTANT: it’s mandatory to consider either the table 1 or taking into consideration the local...
Page 8 - Indoor unit dimensions
8 Installation Procedure English Instal lation Pr oc edure Indoor unit dimensions AC026RNLDKG, AC035RNLDKG (Unit: mm) 600 700 800 500 738.4 477 18-Ø3.2 660 28 28 600 600(6x100) 700 5 05 06 07 333 199 182 246 151.6 18 100 02 01 03 04 hole (Air around) (Air outlet duct flange) (S uspension position ) ...
Page 15 - Step 3 Optional: Insulating the body of; Step 4 Installing the indoor unit
15 English Instal lation Pr oc edure Step 3 Optional: Insulating the body of the indoor unit A D B C Thickness: more than 10mm Indoor Unit AC026RNLDKG AC035RNLDKG AC052RNLDKG AC071RNLDKG 700 X 600 X 199 1100 X 450 X 200 A 700 X 199 1100 X 200 B 700 X 199 1100 X 200 C 600 X 199 450 X 200 D 600 X 199 ...
Page 16 - CAUTION
16 Installation Procedure English Instal lation Pr oc edure 2 Insert bolt anchors. Use existing ceiling supports or construct a suitable support as shown in figure. Concrete Suspension bolt (M8) - field supply Insert Hole in anchor Hole in plug 3 Install the suspension bolts depending on the ceiling...
Page 17 - Step 5 Purging inert gas from the indoor; Step 6 Cutting and flaring the pipes
17 English Instal lation Pr oc edure Step 5 Purging inert gas from the indoor unit From factory the unit is supplied and set with a pre-charge of nitrogen gas. (inert gas) Therefore, all inert gas must be purged before connecting the assembly piping.Unscrew the pinch pipe at the end of each refriger...
Page 18 - Step 7 Connecting the assembly pipes to
18 Installation Procedure English Instal lation Pr oc edure 5 Check that the flaring is correct, referring to the illustrations below for examples of incorrect flaring. Correct Inclined Damaged Surface Cracked Uneven Thickness CAUTION • If the pipes require brazing ensure that OFN (Oxygen Free Nitro...
Page 19 - Step 8 Performing the gas leak test
19 English Instal lation Pr oc edure Step 8 Performing the gas leak test To identify potential gas leaks on the indoor unit, inspect the connection area of each refrigerant pipe using a leak detector for R-32. Before recreating the vacuum and recirculating the refrigerant gas, pressurize the whole s...
Page 20 - Step 10 Installing the drain hose and
20 Installation Procedure English Instal lation Pr oc edure • Standard: Less than an indoor temperature of 30°C, with humidity at 85%. If installing in a high humidity environment, use one grade thicker insulator by referring to the table below. If installing in an unfavourable environment, use thic...
Page 21 - Without the drain pump; Step 11 Performing the drainage test
21 English Instal lation Pr oc edure Without the drain pump 1 Install horizontal drainpipe with a slope of 1/100 or more and fix it by hanger space of 1.0~1.5m. 2 Install U-trap at the end of the drainpipe to prevent a nasty smell to reach the indoor unit. 3 Do not install the drainpipe to upward po...
Page 22 - Step 13 Optional: Installing external; Step 14 Connecting the power and
22 Installation Procedure English Instal lation Pr oc edure Step 13 Optional: Installing external controller Accessories (External controller : MIM-B14) External Controller PCB Case Haness Wire Haness Wire Screw 1 Fix the case at with bolts on the side of the control box in the indoor unit.(See the ...
Page 24 - Step 15 Optional: Extending the power
24 Installation Procedure English Instal lation Pr oc edure Step 15 Optional: Extending the power cable 1 Prepare the following tools. Tools Spec Shape Crimping pliers MH-14 Connection sleeve (mm) 20xØ6.5 (HxOD) Insulation tape Width 19 mm Contraction tube (mm) 70xØ8.0 (LxOD) 2 As shown in the figur...
Page 25 - Step 16 Setting additional functions of
25 English Instal lation Pr oc edure CAUTION • Make sure that the connection parts are not exposed to outside. • Be sure to use insulation tape and a contraction tube made of approved reinforced insulating materials that have the same level of withstand voltage with the power cable. (Comply with the...
Page 28 - EASY Tuning
28 Installation Procedure English Instal lation Pr oc edure EASY Tuning If the more cooling and heating airflow rate which set up when installing is wanted, or if the more Silent operation which sets up when installing is wanted, air conditioner is tuned for comfort.Indoor unit airflow rate for high...
Page 29 - Step 17 Setting the indoor unit option code
29 English Instal lation Pr oc edure Step 17 Setting the indoor unit option code In order to set the indoor unit option code use the wired remote controller and follow the directions below. Main Menu Sub-menu 1 2 3 5 4 6 Data bit 1 2 3 4 5 6 Option Code Page number Option Code SEG1 SEG2 SEG3 SEG4 SE...
Page 30 - Step 18 Setting indoor unit addresses; Setting an indoor unit address
30 Installation Procedure English Instal lation Pr oc edure Step 18 Setting indoor unit addresses and installation options Set the indoor unit address and installation option with remote controller option. Set the each option separately since you cannot set the ADDRESS setting and indoor unit instal...
Page 33 - Emergency Temperature Output (ETO) function; Setting up the ETO
33 English Instal lation Pr oc edure Condition SEG 14 Setting Result External control Level control Indoor 1 Indoor 2 Indoor 3 Indoor 4 Default Not set (0) Sub (All) Disuse Use 4 Not set (0) Not set (0) Not set (0) Main (Indoor 1), Sub (Indoor 2,3,4) Use (Indoor 3) Disuse Not set (0) Not set (0) 1~3...
Page 34 - ETO operation specifications
34 Installation Procedure English Instal lation Pr oc edure 1 Main indoor unit – Disable the external contact control (Default). – Connect the S-net pro2 to F1 and F2. – Enable the ETO function and set the temperature and time. 2 Sub indoor unit – (Required) Enable the external contact control (with...
Page 35 - Troubleshooting; Appendix
35 English Appendix Troubleshooting Appendix • If an error occurs during the operation, one or more LED flickers and the operation is stopped except the LED.• If you re-operate the air conditioner, it operates normally at first, then detect an error again. Abnormal conditions Indicators Remarks Conc...
