Page 2 - English; Contents; Safety Information; Installation Procedure; Troubleshooting
2 English Contents Safety Information 3 Safety Information Installation Procedure 5 Installation ProcedureStep 1 Checking and preparing accessoriesStep 2 Choosing the installation locationStep 3 Optional: Insulating the body of the indoor unitStep 4 Installing the indoor unitStep 5 Purging inert gas...
Page 3 - General information; WARNING; Installing the unit; WARNING
3 English Sa fe ty In fo rm at io n 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 are essential ...
Page 4 - Power supply line, fuse or circuit; Step 13 Optional: Extending the; CAUTION; Make sure that you earth the cables.
4 English Sa fe ty In fo rm at io n • After completing the installation, always carry out a functional test and provide the instructions on how to operate the air conditioner to the user. • Do not use the air conditioner in environments with hazardous substances or close to equipment that release fr...
Page 5 - Installation Pr; Step 1 Checking and preparing; Step 2 Choosing the installation; Installation location requirements; Do not install the air conditioner in following places.
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. Pattern sheet (1) Drain hose (1) Insulation pipe (Liquid side1, gas sid...
Page 7 - Spacing requirements; Step 3 Optional: Insulating the body of; NOTE
7 English Installation Pr oc edur e Spacing requirements 2500 mm or more Obstruction 1500 mm or more 20 mm 17 mm A (Unit: mm) Model AM045NN4DEH AM056NN4DEH AM071NN4DEH AM090NN4DEH AM112NN4DEH AM128NN4DEH AM140NN4DEH A 251 293 335 C: 1500 mm or more C C C C CAUTION • The indoor unit must be installed...
Page 8 - Step 4 Installing the indoor unit
8 Installation Procedure English Installation Pr oc edur e Installation Procedure Step 4 Installing the indoor unit When deciding on the location of the air conditioner the following restrictions must be taken into account. 1 Place the pattern sheet on the ceiling at the spot where you want to insta...
Page 9 - Step 5 Purging inert gas from the; Step 6 Cutting and flaring the pipes
9 English Installation Pr oc edur e 7 Adjust the unit to the appropriate position, taking into account the installation area for the front panel.• Place the pattern sheet on the indoor unit.• Adjust the space between the ceiling and the indoor unit by using a dimension gauge. • Fix the indoor unit s...
Page 10 - Step 7 Connecting the assembly pipes; There are two refrigerant pipes of different diameters :
10 Installation Procedure English Installation Pr oc edur e 5 Check that the flaring is correct, referring to the illustrations below for examples of incorrect flaring. Correct Inclined Damaged Surface Cracked Uneven Thickness Step 7 Connecting the assembly pipes to the refrigerant pipes There are t...
Page 11 - Step 8 Performing the gas leak test; Step 9 Insulating the refrigerant pipes
11 English Installation Pr oc edur e 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-410A.Before recreating the vacuum and recirculating the refrigerant gas, pressurize the whole ...
Page 12 - Step 10 Installing the drain hose and
12 Installation Procedure English Installation Pr oc edur e 5 Select the insulation of the refrigerant pipe.• Insulate the gas side and liquid side pipe, noting the insulation thickness that must differ according to the pipe size. • Standard: Less than an indoor temperature of 30°C, with humidity at...
Page 14 - Step 11 Performing the drainage test
14 Installation Procedure English Installation Pr oc edur e • If 3 or more units are installed, install the main air vent at the front of the farthest indoor unit from the main drain pipe. • To prevent water from flowing back to indoor units, install an individual air vent at the top of each indoor ...
Page 15 - Step 12 Connecting the power and; Power and communication cable connection
15 English Installation Pr oc edur e CAUTION • When the float switch is not detected due to insufficient water on the drain pan, the drain pump will not work. • If the power supply is directly connected to the L and N terminals, communication error message might appear. • After completing the draina...
Page 16 - Selecting the crimping terminal lug; Silver solder
16 Installation Procedure 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. Silver solder F E L D d1 B d...
Page 17 - Specifications of the terminal blocks
17 English Installation Pr oc edur e Specifications of the terminal blocks (Unit: mm) AC power: M4 screw Communication: M3.5 screw 11 13 7.5 9.0 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 ...
Page 18 - ̈͝ʀͱθΧͱθɇϩʪʒ̈͝ϩ˵ʪ ̇̈уʪʒӥθ̈͝ ्̋࣍ߤ͔͔࣎ࢋ; Step 13 Optional: Extending the power; Example of Installation
18 Installation Procedure English Installation Pr oc edur e • Apply following equation. n Coef×35.6×L k ×i k ॥࣍ ) < 10% of input voltage[V] k=1 1000×A k • Calculation – Installing with 1 sort wire. 2.5 [mm 2 ] 2.5 [mm 2 ] -2.2 [V] -2.0 [V] 220 [V] -(2.2+2.0+1.8+1.5+1.3+1.1+0.9+0.7+0.4+0.2)=-11.2 ...
Page 20 - Step 14 Setting the indoor unit; Common steps for setting the addresses and
20 Installation Procedure English Installation Pr oc edur e WARNING • In case of extending the electric wire, please DO NOT use a round-shaped Pressing socket. – Incomplete wire connections can cause electric shock or a fire. Step 14 Setting the indoor unit addresses and the installation options You...
Page 27 - Setting the indoor unit installation option
27 English Installation Pr oc edur e Option SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 Function Page - Setting MCU PORT address 10-digit of MCU address 1-digit of MCU MCU PORT address Indication and details Indication Details - Indication Details Indication Details Indication Details Indication Details 2 0...
Page 28 - Installation options for the 02 series; Adjusted EEV step of; Ɵ˵ʪͱЇϩΧЇϩͱ ̇˵ͱϩʀͱ̷̈ϩʪθ͔̈͝ɇ̷̈θAߣߣߡǤࢥߣߤߡǤ
28 Installation Procedure 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 ...
Page 30 - Minimizing fan operation when thermostat is off
30 Installation Procedure English Installation Pr oc edur e Option SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 Explanation PAGE Use of external control Setting the output of external control / External heater signal / Cooling operation signal / Free Cooling control signal S-Plasma ion Buzzer control Hours o...
Page 31 - Soft Off; 5 series installation option
31 English Installation Pr oc edur e (*3) 1: Fan is turned on continually when the hot water heater is turned on, 3: Fan is turned off when the hot water heater is turned on with cooling only indoor unit Cooling only indoor unit: To use this option, install the Mode Select switch(MCM-C200) on the ou...
Page 34 - kуɇ͔Χ̷ʪߣ࣎Ɗʪϩϩ̈͝ ̋ߡߣθʪθ̈ʪθƊkߢߦॉࣩߣࣩࢥƊʪϩϩ̈͝ ̋ߡߦθʪθ̈ʪθƊkߢߩॉࣩࣩࡠŵͱͱ͔ϩʪ͔Χࢋ॒θʪϩϩʪ͔Χࢋफ़ ̇࣍˵ʪɇϩ̈͝ ̋
34 Installation Procedure English Installation Pr oc edur e (*1) Height difference : The difference of the height between the corresponding indoor unit and the indoor unit installed at the lowest place. For example, When the indoor unit is installed 40m higher than the indoor unit installed at the l...
Page 35 - Changing the addresses and options individually; Common
35 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 20 . Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Funct...
Page 36 - Performing final check and trial operation
36 Installation Procedure 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 37 - ppendix
37 English A ppendix Troubleshooting 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. Discharge sensor error (Sh...
Page 39 - Memo