Page 2 - English; Safety Information; Contents
2 English Safety Information 3 Installation Procedure 5 Step 1 Checking and preparing accessories 5 Step 2 Choosing the installation location 5 Step 3 Optional: Insulating the body of the indoor unit 13 Step 4 Installing the indoor unit 13 Step 5 Purging inert gas from the indoor unit 15 Step 6 Cutt...
Page 3 - Refrigerant; WARNING
3 English Safety Information Safety Information WARNING • Hazards or unsafe practices that may result in severe personal injury or death. CAUTION • Hazards or unsafe practices that may result in minor personal injury or property damage. • Carefully follow the precautions listed below because they ar...
Page 4 - Installing the unit; Power supply line, fuse or circuit
Safety Information 4 English Safety Information Installing the unit WARNING IMPORTANT: When installing the unit, always remember to connect first the refrigerant tubes, then the electrical lines. • Always disassemble the electric lines before the refrigerant tubes. • Upon receipt, inspect the produc...
Page 5 - Installation Pr; Step 1 Checking and preparing; way cassette; Step 2 Choosing the installation location; Installation location requirements; Installation Procedure
5 English Installation Pr oc edur e Installation Procedure 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. 1way cassette Installation template Dimension gauge Insulation drain Fl...
Page 6 - Do not install the air conditioner in the
Installation Procedure 6 English Installation Pr oc edur e Do not install the air conditioner in the following places. • A place where there is mineral oil or arsenic acid. resin parts flame and the accessories may drop, or water may leak. The capacity of the heat exchanger may be reduced, or the ai...
Page 8 - Indoor unit dimensions; CAUTION
Installation Procedure 8 English Installation Pr oc edur e Indoor unit dimensions 1way cassette (Small) (Unit: mm) 860 (Ceiling opening dimension) 792 (Space of suspension bolts) 430 960 Ceiling 235 (Spac e of suspen sion bolts) 420 145 130 123 36 67 Outlet 107 B A 80 380 (C eil ing ope ning dimen s...
Page 11 - way cassette
11 English Installation Pr oc edur e 4way cassette (Unit: mm) 950 840 240 55 60 330 237 302 950 890~910 (Celling opening) The sub duct hole is not applicable to the Wind-Free models. 890~910 ( Ce lling open in g) 735 (Space of suspension bolts) 735 (Spac e of suspen sion bolts) 55 41 71 133 186 C 37...
Page 12 - Spacing requirements
Installation Procedure 12 English Installation Pr oc edur e Model AM022DN4FKG AM028DN4FKG AM036DN4FKG AM045DN4FKG AM056DN4FKG AM071DN4FKG Chassis Middle Large A mm 238 238 B mm 127 127 C mm 222 222 Net dimension (WxHxD) mm 840x246x840 840x288x840 Liquid pipe connection mm 6.35 9.52 Gas pipe connecti...
Page 13 - Step 3 Optional: Insulating the body; NOTE; Step 4 Installing the indoor unit
13 English Installation Pr oc edur e 1way cassette 4way cassette Step 3 Optional: Insulating the body of the indoor unit If you install a cassette type indoor unit on the ceiling when temperature is over 27°C and humidity is over 80%, you must apply an extra 10 mm thick polyethylene insulation or a ...
Page 15 - Step 5 Purging inert gas from the; Step 6 Cutting and flaring the pipes
15 English Installation Pr oc edur e 1way cassette (Unit: mm) Slim 1way cassette (Small, Wind-Free) Slim 1way cassette (Medium, Wind-Free) Slim 1way cassette (Medium) Slim 1way cassette (Large) Slim 1way cassette (Large, Wind-Free) Slim 1way cassette (Small) Air outlet side Air outlet side Air outle...
Page 16 - Step 7 Connecting the assembly pipes
Installation Procedure 16 English Installation Pr oc edur e 3 To prevent any gas from leaking out, remove all burrs at the cut edge of the pipe, using a reamer. 4 Slide a flare nut on to the pipe and modify the flare. D Pipe Flare Flare A R 0.4 to 0.8 mm D L 45 ° ±2° 90 ° ±2° Outer Diameter (D) Dept...
Page 17 - Step 8 Performing the gas leak test; Step 9 Insulating the refrigerant pipes
17 English Installation Pr oc edur e 5 It would be necessary to double the insulation thickness (10 mm or more) to prevent condensation even on the insulator when if the installed area is warm and humid. 6 Do not use joints or extensions for the pipes connecting the indoor and outdoor units. CAUTION...
Page 19 - Step 10 Installing the drain hose and
19 English Installation Pr oc edur e Pipe Pipe size (mm) Insulation Type (Heating/ Cooling) Remarks Standard [30°C, 85%] High humidity [30°C, over 85%] EPDM, NBR Liquid pipe Ø6.35 to Ø9.52 9t ← Internal temperature is higher than 120°C Ø12.7 to Ø50.80 13t ← Gas pipe Ø6.35 13t 19t Ø9.52 to Ø25.40 19t...
Page 22 - Step 11 Performing the drainage test
Installation Procedure 22 English Installation Pr oc edur e Step 11 Performing the drainage test 1 Do a leak test at the connection part of the flexible hose and the drian pipe: a Connect a general hose to the connection part of the flexible hose of the indoor unit, and pour in some water. Water lea...
Page 23 - Step 12 Connecting the power and; Power and communication cable connection
23 English Installation Pr oc edur e Step 12 Connecting the power and communication cables Power and communication cable connection • Before wiring work, you must turn off all power source.• Connect the power and communication cable among the units within maximum length to set the voltage drop under...
Page 24 - Selecting the crimping terminal lug
Installation Procedure 24 English Installation Pr oc edur e Selecting the crimping terminal lug 1 Select the crimping terminal lug based on the norminal dimension of the power cable. 2 Cover the connection part of the power cable and crimping terminal lug to insulate it. d2 B d1 D F Silver solder t ...
Page 25 - Specifications of the terminal blocks
25 English Installation Pr oc edur e Specifications of the terminal blocks AC power: M4 screw Communication: M3.5 screw Unit: mm 11 7.5 9.0 13 18 13 .8 Power supply (single phase) MCCB ELB Min : 198V Max : 242V XA XA, 30 mA 0.1 s Power cable Earth cable Communication cable 2.5 mm² or more 2.5 mm² 0....
Page 27 - Step 13 Optional: Extending the power
27 English Installation Pr oc edur e Step 13 Optional: Extending the power cable 1 Prepare the following tools. Tools Spec Shape Crimping pliers MH-14 Connection sleeve (mm) 20 x Ø 6.5 (H x OD) Insulation tape Width 19 mm Contraction tube (mm) 70 x Ø 8.0 (L x OD) 2 As shown in the figure, peel off t...
Page 29 - Setup and Wi-Fi status
29 English Installation Pr oc edur e Step 14 Optional: LED Display indicator specifications when checking Wi-Fi Easy Setup and Wi-Fi status The wireless remote control can be used for Easy Setup, checking the internet connection status and connecting or disconnecting Wi-Fi. Easy Setup Check internet...
Page 30 - LED Indicator Status
Installation Procedure 30 English Installation Pr oc edur e LED Indicator Status 1-way Cassette LED lamp display Remarks Measure Operation Timer Fan Filter Cleaning Easy Setup AP entry ● ● ● ● All LED lights are on - Check device ◑ ◑ ◑ ◑ All LED lights flash Registering devices ◑ ◑ ◑ ◑ All LED light...
Page 32 - Step 15 Setting the indoor unit; Common steps for setting the addresses and; Remote controls
Installation Procedure 32 English Installation Pr oc edur e Step 15 Setting the indoor unit addresses and the installation options You cannot set both indoor unit addresses and the installation options in a batch: set both respectively. Common steps for setting the addresses and options Remote contr...
Page 39 - Setting the installation options in a batch
39 English Installation Pr oc edur e Setting the installation options in a batch Option No. for an indoor unit address: 0AXXXX-1XXXXX-2XXXXX-3XXXXX Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Function Page Mode Setting main address 100-digit of an indoor unit address 10-digit of an indoor unit address The ...
Page 40 - Setting the indoor unit installation
Installation Procedure 40 English Installation Pr oc edur e CAUTION • If you enter A to F to the SEG5 or SEG6, the indoor unit main address is not changed. • If you enter 0 to the SEG3, the indoor unit maintains the previous main address although you enter the option value for the SEG5 or SEG6. • If...
Page 41 - Installation options for the 02 series
41 English Installation Pr oc edur e Installation options for the 02 series SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 0 2 Evaporator Drying Use of external room temperature sensor / Minimizing fan operation when thermostat is off Use of central control FAN RPM compensation SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 1 Use...
Page 46 - 5 series installation option
Installation Procedure 46 English Installation Pr oc edur e (*4) When the following 2 or 3 is used as external heater On/Off signal, the signal for monitoring external contact control will not be output. 2: Fan is turned on continually when the external heater is turned on, 3: Fan is turned off when...
Page 51 - Changing the addresses and options individually
51 English Installation Pr oc edur e Changing the addresses and options individually When you want to change the value of a specific option, refer to the following table and follow the steps in Common steps for setting the addresses and options on page 32 . Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Funct...
Page 52 - Installing external outputs
Installation Procedure 52 English Installation Pr oc edur e Installing external outputs • An external output signal occurs if the R-32 sensor in the indoor unit detects a refrigerant leak, or the sensor has a malfunction or short circuit. • Based on this signal, safety measures required for the outd...
Page 54 - Performing final check and trial operation; appropriate pages in the User’s Manual.
Installation Procedure 54 English Installation Pr oc edur e Performing final check and trial operation To complete the installation, perform the following checks and tests to ensure that the air conditioner operates correctly. 1 Check the followings.• Strength of the installation site • Tightness of...
Page 55 - Troubleshooting; Appendix; Appendix
55 English Appendix Troubleshooting 1-way Cassette Abnormal condition Error code LED Display Operation Defrost Timer Filter Error on indoor temperature sensor (Short or Open) E121 X ◑ X X 1. Error on Eva-in sensor (Short or Open) E122 ◑ ◑ X X 2. Error on Eva-out sensor (Short or Open) E123 3. Discha...
Page 59 - Memo
59 English Memo Appendix DB68-13061A-02_IM_DVM R32 WindFree 1,4way_EU_EN_.indd 59 DB68-13061A-02_IM_DVM R32 WindFree 1,4way_EU_EN_.indd 59 2025-01-21 오후 12:04:33 2025-01-21 오후 12:04:33
