4. Electrical Wiring works Prepare wire - Select a solderless ring terminal of a connecting power cable based on a nominal dimensions for cable. - Apply insulation coating to the connection part of the solderless ring terminal and the power cable * Do not use Y-shape for power cable. Power terminal(size : M4, M8) Communication terminal(size : M3, M3.5) 71/141 This Document can not be used without Samsung's authorization 4. Electrical Wiring works Outdoor unit wiring - circuit breaker and power cable - Install proper ELCB(or MCCB & ELB) by MFA or MOP - Install proper size of power cable by MCA Select the ELCB & power cable in accordance with relevant local regulations ex) : EU DVM Outdoor unit, 50Hz - RLA : Rated load ampere - FLA : Full load ampere - MOP : Maximum over current protective device - MCA : Minimum circuit amperes - MFA : Maximum fuse amperes - ELCB : Earth Leakage Circuit Breaker - MCCB : Molded Case Circuit Breaker - ELB : Earth Leakage fuse Breaker ex) America DVM outdoor unit, 60hz <Example> 72/141 Model Wire size MCA MFA ① AM500FXVAG* 35㎟ 134.9 190 ② AM300FXVAG* 16㎟ 82.4 115 ③ AM100FXVAG* 4㎟ 29.9 40 This Document can not be used without Samsung's authorization 4. Electrical Wiring works Outdoor unit wiring - Power wire - Connect the ELCB(or MCCB+ELB) for each unit or each module in compliance with local law - Supply 3phase 4wires(380~415V) : R-S-T-N Case 1 Case 2 73/141 This Document can not be used without Samsung's authorization 4. Electrical Wiring works Outdoor unit wiring - Communication wire <Outdoor unit Terminal block> - Connect Power & communication cable between Outdoor units - Connect communication cable to indoor unit or MCU(EEV kit) * Communication cable between outdoor unit & indoor unit has no polarity <Communication cable guide> 0.75~1.5mm2, VCTF/CVV 2P, Unshielded Outdoor unit(Main) F1 F2 OF1 OF2 R1 R2 Communication with Indoor unit Communication between Outdoor units Solution device Ex) DMS2 Interface module/M Outdoor unit(Sub) 74/141 This Document can not be used without Samsung's authorization 4. Electrical Wiring works Indoor unit wiring - Turn off all power source before wiring work - Connect Power cable [1(L), 2(N)] & communication cable [ F1, F2 ] * Communication cable between outdoor unit & indoor unit has no polarity * Maximum wiring length between the outdoor unit and the farthest indoor unit is 1000m Power Communication 75/141 This Document can not be used without Samsung's authorization 4. Electrical Wiring works Indoor unit wiring - wire selection XA 30mA 0.1S 76/141 This Document can not be used without Samsung's authorization 4. Electrical Wiring works MCU wiring - Outdoor unit to MCU - Communication connection for MCU 77/141 This Document can not be used without Samsung's authorization 4. Electrical Wiring works MCU wiring - MCU to Indoor unit - Max 6 Indoor units can be connected to one MCU. - Connect main Power & Communication wire to “A” & “B” <Example 3> - Connect each indoor unit to the terminal block * Power terminal : 3ea of N/L Jump connection * Communication terminal : 3ea of F1/F2 <Example 2> <Example 1> 78/141 This Document can not be used without Samsung's authorization 4. Electrical Wiring works EEV Kit wiring - Connect main Power & Communication wire - Connect each indoor unit to each terminal Another distributor kit ELCB or Another distributor kit (Indoor unit) 79/141 This Document can not be used without Samsung's authorization 4. Electrical Wiring works Bad case study - Wrong : 2 system is connected to one ELCB Improper operation of ELCB Fire may occur - Correct : Connect one system to one ELCB ELCB 2 system in one ELCB 80/141 This Document can not be used without Samsung's authorization 4. Electrical Wiring works Bad case study - Wrong : Solderless ring terminal is not used Loosen easily Fire may occur - Correct : Use proper solderless ring terminal 81/141 This Document can not be used without Samsung's authorization 4. Electrical Wiring works Bad case study - Wrong : Wire it too long & not arranged Contact to the high temperature pipe wire exposed easily Fire may occur - Correct : Arrange the wire 82/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units 83/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Process Drawing Review Hang the indoor unit Installing EEV kit(MCU) Connect Pipes - Compare the actual site with the drawing and check interferences - Secure the required space for each type of indoor units - Hang the indoor unit properly - Adjust level - Install EEV kit - Install MCU Kit - Connect the refrigerant pipe - Connect the drainpipe Wiring & Insulating - Connect power & communication wire - Insulating Setting & wrapping - Setting - Wrapping 84/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Drawing Review The location and direction of the indoor unit should be determined based on the relationship with other equipment ( such as the refrigerant pipe, the drainpipe and the power/communication cables ) And they should meet various requirements for other facilities (firefighting facilities etc.). ① Installation Height 2.7~3.5m ② 2m away from Projection(Signal Noise) ③ 1.5m away from fire detector(wrong alarm in heating mode) Exception : if the fire detector detects smoke or work over 70℃ ④ Inspection hole for service work (Minimum size 450X450mm) ⑤ Avoid Wall or pillar which can block airflow 2.7~3.5m 85/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Drawing Review 1. Check the installation space - Secure required space for each type of Indoor unit (Refer to each Installation Manual) - If the ceiling is plaster board, all indoor units required Inspection Hole for Service ( Minimum size 450X450mm) Cassette Type <Panel height> - 1Way - 2Way - 4Way - 4Way Interior(600X600) 30mm 1500mm for each side 1Way : 15mm 2Way : 45mm 4Way : 17mm Duct Type - Slim duct - MSP duct - HSP duct 20mm or more Duct unit 20mm or more 86/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Drawing Review 2. Inspection hole - In case, the ceiling is textile, Inspection hole dose not need. - In case, the ceiling is plaster board, Inspection hole depends on Inside height of the ceiling. a. Cassette type : 450mm x 450mm at pipe direction 450mm Inspection Hole Pipe 450mm Cassette type ◎ Follow Installation manual of each model b. Duct type - Height is more than 0.5m : Only “B” [Inspection for PBA] is applied. - Height is less than 0.5m : Both “A” & ”B” are applied. Duct unit Duct type Pipe Height : 0.5m 87/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Hang the indoor unit 1. Determine the Bolt position. - Place the pattern sheet on the ceiling at the spot where you want to install the indoor unit Pattern sheet <Cassette Type> Laser marking tool <Duct Type> Note Since the diagram is made of paper, it may shrink or stretch slightly due to temperature or humidity. For this reason, before drilling the holes maintain the correct dimensions between the markings 2. Install bolt anchors - Use existing ceiling supports or construct a suitable support as shown in figure. Note • Ensure the ceiling is strong enough to support the weight of the indoor unit. • If the length of bolt is more than 1.5m, it’s required to prevent vibration. 88/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Hang the indoor unit 3. Screw 2ea of nuts & washer to each suspension bolts making space for hanging the indoor unit Nut - You must install all the suspension rods for each indoor unit. Space for indoor unit bracket Washer 4. Hang the indoor unit to the suspension bolts between two nuts. - Rubber(grommet) should be inserted to prevent up/down vibration * 4Way Cassette Type doesn't need rubber because of different rotation direction of fan Hold the washer Fan Fan Vibration Vibration <4Way Cassette Type> <Other Type> 89/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Hang the indoor unit 5. Screw the nuts to suspend the unit. 6. Adjust level of the unit - Cassette type : Use pattern sheet to Install the front Panel properly - Other type : Use measurement plate for proper drainage of condensate ( give a 3mm slant ) <1Way Cassette> <2Way Cassette> <4Way Cassette> <Duct> 90/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Hang the indoor unit - Wrap the indoor unit with polythene to avoid any dust, due to other work progress in the vicinity. 91/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units MCU installation Model name Installation Examples 7.1kW MCU-S4NEE1N MCU 9.0kW 14.0kW Capacity Indoor units - Under 10.0kW : Port 1EA Max 56kW - 10.0kW ~ 14.0kW: Port 2EA (192MBH) - Big Duct: Not applicable Cooling at -15℃ Below are required for HR system to extend cooling range 7.1kW 7.1kW MCU-S6NEE1N MCU 7.1kW 7.1kW up to -15℃ - Under 10.0kW: Port 1EA Max 56kW - 10.0kW ~ 14.0kW: Port 2EA (192MBH) - Big Duct: Not applicable 14.0kW Big Duct MCU-S4NEE2N MCU Big Duct 1. MCU connection - 4.5 kW ↓ : 1port - Up to 2 units Max 56kW - Lower than 11.2kW : Not applicable (192MBH) - 11.2 ~ 28 kW: Port 2EA (2 Ports connection with Y-joint) - 5.0 kW ↑ : 2port 2. ODU option setting Installation space <Vertical view> <Top view> <Install drain pipe> 0.4m(16’) or more 0.25m(9.8’) or more Flexible hose 50mm(2’) or more 0.7m(28’) or more 92/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units MCU installation Installation location - The place where MCU is installed and the interior walls should have a high soundproof ability. (Bricks, Concretes, Cement) - The ceiling where MCU is installed should be coated with quality Tex that has a good soundproof function 93/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units MCU installation Setting MCU address Same as Indoor unit MAIN address Port enable No use On : Port Use Off : No use ⓐⓑⓒⓓⓔⓕ Ex) Port A&B : 14kW(48MBH) IDU, Address 12 Port C&D : 28kW(96MBH) IDU, Address 11 Port E&F : No use On Off 94/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units EEV kit installation Installation space - Hang on the ceiling Set same address with connected Indoor unit Port A Port B Port C A B C Ex) Indoor unit address is #37 3 7 95/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Option code Setting 1. Set the Address with option code 2. Set the Installation option - Refer to installation Manual for option code information - Wrong setting can cause malfunction or reliability problem Note The option-code will be saved in EEPROM Function No. of digits to set ( Logical [physical] ) Code structure (Logical) Indoor unit address (MAIN/RMC) 24[8] 0Axxxx-1xxxxx-2xxxxx-3xxxxx Specific bit setting(option, address,…) 24[5] 0Dxxxx-1xxxxx-2xxxxx-3xxxxx Install option setting1 ( 02 series ) 24 [19] 02xxxx-1xxxxx-2xxxxx-3xxxxx Install option setting2 ( 05 series ) 24 [19] 05xxxx-1xxxxx-2xxxxx-3xxxxx 96/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Option code Setting High ceiling setting for Cassette type model - Option setting : To use RPM increase for high ceiling set the option as “0D2061” Installation option 02, Seg06 Model 4Way cassette Interior Default(00) Option setting(01) Large(840x286x840) 4.3m 4.6m Middle(840x246x840) 3.6m 3.9m Small(840x204x840) 2.7m 3.5m 2.7m 3.0m 4Way interior cassette 600x600 * Depend on people’s characteristic they may not feel warm even this option is set <Default> <Option setting> 4way 4way 3.5m 3.5m 97/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Option code Setting E.S.P option setting for Duct model (External static pressure) Ex) AM022FNLDEH✴✴✴ * Default setting(1mmAq) / Real E.S.P 1mmAq - Air flow[CMM] : 7.0 / 5.3 (Hi / Low) ex1) Default setting(1mmAq) / Real E.S.P 2mmAq - Air flow[CMM] : 6.6 / 5.0 (Hi / Low) ex 2) Setting(3mmAq) / Real E.S.P 2mmAq - Air flow[CMM] : 7.3 / 5.8 (Hi / Low) ex 3) Setting(3mmAq) / Real E.S.P 3mmAq - Air flow[CMM] : 6.9 / 5.3 (Hi / Low) 98/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Sample of Bad Installation Sample of Good Installation 99/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Bad case study - Wrong : Installation space is not observed bad air circulation - Correct : 1500mm or more for each side must be secure for 4Way Cassette model 1500mm or more for each side 300mm 100/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Bad case study - Wrong : Wrong position of anchor bolt Vibration or noise may be generated Set may fall down - Correct : Check the anchor bolt position when drill. 101/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Bad case study - Wrong : Panel is not installed firmly dewing - Correct : Use pattern sheet to check the gap 102/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Bad case study - Wrong : Grommet is not installed noise & vibration may occur - Correct : Install grommet 103/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Bad case study - Wrong : Return duct it not flexible vibration may occur - Correct : Use flexible duct for return 104/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Bad case study - Wrong : Return duct is in another room Capacity shortage - Correct : Return & discharge duct should be in the same space Room B Room A 105/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Bad case study - Wrong : No inspection hole Service is not available - Correct : Install inspection hole Inspection Hole 106/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Bad case study - Wrong : No space for service - Correct : Leave 500mm for inspection Duct type Pipe 107/141 This Document can not be used without Samsung's authorization 5. Installation of Indoor Units Bad case study - Others Height 5m Anchor bolt is too long Anti vibration required Indoor unit is installed too high. Cooling & heating capacity shortage 108/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units 109/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Process Drawing Review Install the outdoor unit - Select appropriate location for installation - Compare the actual site with the drawing and check interferences - Secure the required space for each units - Base mount construction - Install the outdoor unit Connect Refrigerant Pipe - Connect the refrigerant pipe - Air tight Test - Installing drainpipe Wiring work & Insulation - Connect power & communication cable - Insulating Setting Vacuum & Charging - Setting - Vacuuming - Charging refrigerant 110/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Drawing review 111/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Drawing review - SPACE REQUIREMENTS Below is minimum installation space based on operating condition of outdoor temperature of 35°C. (If operating condition of outdoor temperature is higher than 35°C, try to have more space) 112/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Drawing review In case of ‘Case 1’ and ‘Case 3’ • The height of the wall should be 1500mm or less in the front side. • The height of the wall should be 500mm or less in the air inlet side. • The height of the wall is unlimited in the side. • If the height of the wall exceeds the above value, the additional height (h1)/2, (h2)/2 should be added to the service space(S1), (S2) individually. 113/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Install the outdoor unit 1. Base construction and installation - The height of the base ground should be 200mm or higher to protect the ODU from rain water or other external conditions - Install an anti-vibration pad(t=20mm/0.78inch or more) to prevent vibration of the outdoor unit delivering to the base surface - Fix the outdoor unit with anchor bolt and rubber washer & nut - To prevent defrost water from stagnating or freezing, construct a drainage with over 1/50 slope washer Pad 114/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Install the outdoor unit 2. Installing Duct(field supply) Install Duct when it is required - Discharge Duct Install an discharge duct when space between the air-outlet and obstacle is less then 2m(6.56ft) Less then 2m * E.S.P for Duct is max 8mmAq - Wind/Snow prevention duct Install wind/snow prevention duct in abnormally harsh environments such as snowy or windy areas * The frame/foundation should be higher than expected snowfall 115/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Install the outdoor unit 3. Louver Installation - Opening rate: 80% and more. - Louver angle(Blade Slope): 20° and less. - Louver shape: Don’t use drainable blade type. - Air velocity of inlet side: 2.0m/s and less Sample 116/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Air tight test & Vacuum dry Air tight test Ex) Heat recovery Ex) Heat pump IDU Vacuum dry - Connect Vacuum pump to each service valve - Vacuum the pipe additional 1 hour or more since pressure reach -100.7kPa(5 Torr) - After stop the pump check whether the pressure is maintained or not. 117/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Additional refrigerant charging 1. Charge Refrigerant as calculated amount(Refer to the manual or use DVM pro, DVM mobile app) - Open the manifold gauge valve connected to the liquid side service valve and add the liquid refrigerant. - If you cannot add the whole quantity of the refrigerant while the outdoor unit is stopped, open the gas side and close liquid side service valve. Then, add remaining refrigerant by pressing the refrigerant adding button of the outdoor PCB. Additional charging amount[kg] = ⓐ + ⓑ *Total amount of refrigerant should not be over100kg ( Total[kg] = Factory charging + Additional charging ) Amount of additional refrigerant depending on the pipe size (ⓐ) * For the indoor unit already connected to EEV kit, the additional refrigerant charging is 0.01kg per meter regardless of the pipe size. Amount of additional refrigerant for each indoor unit (ⓑ) [Unit : kg] * If AHU kit is included among the indoor units, you must add 0.063kg of refrigerant for every 1kW of the AHU capacity 118/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Setting 1. SETTING THE OPTION - Set outdoor unit address : Main, Sub1, Sub2, Sub3, Sub4 - Set IDU quantity & MCU quantity - Set other option according to the design Other option setting Outdoor unit address(Main, Sub) Indoor unit quantity MCU quantity 119/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Bad case study - Wrong : Foundation of the outdoor unit is not fixed to the ground, Wooden pallet must be removed. - Correct : Fix the foundation to the ground. 120/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Bad case study - Wrong : Wrong Foundation - Wooden pallet must be removed. Outdoor unit must be fixed - Correct : Remove the wooden pallet and then use H-beam or concrete foundation. Wrong Foundation Wooden pallet Wrong Foundation Wooden pallet 121/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Bad case study - Wrong : Wrong installation of anti-vibration pad - Correct : Use 20mm thickness pad for all contacted bottom area& fix the outdoor unit to the foundation or H-beam No pad Pad is too small 20mm or more Outdoor unit is not fixed 122/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Bad case study - Wrong : No discharge guide duct Air recirculation may occurred Capacity & efficiency drop - Correct : Install the discharge guide duct if the height is lower then 2m 2m or less 123/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Bad case study - Wrong : Installation space is not observed bad air circulation - Correct : Rear = 300mm or more, Between unit = 100mm or more 200mm 100mm or more No gap between units 124/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Bad case study - Wrong : Exhaust air for Ventilation system is toward the DVM system Corrosion - Correct : Change the direction of exhaust air to opposite side of DVM system. 125/141 This Document can not be used without Samsung's authorization 6. Installation of Outdoor Units Bad case study - Wrong : DVM is installed in the room with small louver grill ODU ODU 126/141 This Document can not be used without Samsung's authorization 7. Anti Corrosion Coating (R-Pro, Model code : MOK-220SA) 127/141 This Document can not be used without Samsung's authorization 1. Corrosive Environment 2. Methods of protection from corrosion 3. Anti-corrosion spray coating 4. How to work Anti-corrosion spray 5. Protection period & Maintenance 128/141 This Document can not be used without Samsung's authorization 7. Anti Corrosion Coating(R-Pro) ■ Corrosive environment 1】 Near seashore ■ Damage from sea breeze - Due to the influence of see breeze, Corrosion is accelerated. Sea breeze Sea Direct exposure Building / Protection Wall Sea breeze 500m 500m Sea 2) Industrial/Corrosive-gas generating area ◇ Industrial atmosphere pollution by sulfur compounds (SO2, NOx and etc) ◇ Cattle sheds, pigsties and waste water disposal plant, extract fan of toilet (hydrogen sulfide, ammonia and etc) 3) Main point of corrosion ◇ Screw, guard-fan, heat exchanger, edge of the outdoor unit panel, welding points 129/141 This Document can not be used without Samsung's authorization 7. Anti Corrosion Coating(R-Pro) ■ Anti-corrosion spray <R-Pro> 1】 What is Anti-corrosion spray? ▶ Protect or delay corrosion by spraying on the corrosive part or surface ▶ Spay on rusty surface of material to protect against salt damage and other corrosive media. ▶ Adaptable for all kind of metal and no heavy metal(Pb, Hg, Cd) & carcinogen included ▶ Quick-drying(1~2 min) and form a protective film which is 15㎛ thickness, colorless, odorless(Soft coating) ▶ Long lasting protection & No chemical reaction with salt water and rain water 2】 R-Pro components (1 Box) Paper pad 5EA Anti-Corrosion Spray 10EA 130/141 Straw 10EA This Document can not be used without Samsung's authorization 7. Anti Corrosion Coating(R-Pro) ■ The effect of R-Pro spray 1】 When the equipment put into the corrosive environment, the lifetime of equipment will be reduced. The coating by anti-corrosion spray halt corrosion by blocking chemical reaction • Anti-corrosion of Cu, Al Pipe & Brazing part • Increase Corrosion resistance of Chassis & edge of outdoor unit & non coated part • Increase Corrosion resistance of Screw & Head of screw Screw on the panel Screw with anti-corrosion coating R-Pro use R-Pro no use <Test 500H> Material : carbon Steel Head is rusted but the screw thread is clean Surface treatment : Zn-Ni + Anti-corrosion coating 131/141 Both head & thread are rusted This Document can not be used without Samsung's authorization 7. Anti Corrosion Coating(R-Pro) ■ The spot where R-Pro spay on Al, Cu Pipe , welding points , heat exchanger and other parts Fan Guard Screw Scratch on panel The chassis coating Edge of the chassis 132/141 This Document can not be used without Samsung's authorization 7. Anti Corrosion Coating(R-Pro) ■ How to spray R-Pro 1】 R-Pro spray on the equipment after removing dust and foreign substance with rag 2】 In case of rusted pipe, clean it with ethanol and dry rag before spray on the surface 【If pipe formed oxide layer, make it smooth by rubbing sandpaper.】 3】 When R-Pro is used on partial spot such as screw, spay on it with working tool (pad) in the package 4】 When R-Pro should be used on the spot where it is difficult to spray, spray on it with straw in package. Working Tool (paper pad) straw 133/141 This Document can not be used without Samsung's authorization 7. Anti Corrosion Coating(R-Pro) ■ Working procedure 【Separate the outdoor panel】 【check the corrosion spot】 【Spray R-Pro on pipe & other parts】 【Remove rust, and then Spray R-Pro on it】 【Finish】 134/141 This Document can not be used without Samsung's authorization 7. Anti Corrosion Coating(R-Pro) ■ Notice 1】 You should wear protective equipment like goggles and mask during work. 2】 You should spray with the wind at your back and dry the coating with natural air. 3】 When you use R-Pro, you work without water like rain and snow on the working surface. 4】 If the coating get damaged, you need to rework with R-Pro. 5】 Spray on the heat exchanger will reduce heat transfer efficiency. * Reference - 1 spay can use for about 1 outdoor unit (with heat exchanger coating) - 1 spay can use for about 3 outdoor units (without heat exchanger coating) 135/141 This Document can not be used without Samsung's authorization 7. Anti Corrosion Coating(R-Pro) ■ Maintenance of R-Pro according to installation condition Environment Seashore Installation conditions Anti-Corrosion Effect from Installation Anti corrosion Effect by Maintenance ① Seashore within 500m ② Direct exposure -With Anti-corrosion coating ■ After Corrosion Protection period (3 years) : 3 years from installation - Cleaning & Spay R-Pro * Check 1 year later from installation : 2 years extended ① Seashore within 500m ② Building / Protection Wall -With Anti-corrosion coating ■ After Corrosion Protection period : 5 years from installation - Cleaning & Spay R-Pro (With initial coating) -Without Anti-corrosion coating : 5 years extended : 3 years from installation - Cleaning & Spay R-Pro (without initial coating) * Check 1 year later from installation : 3 years extended ① Seashore within 500m~2km -With Anti-corrosion coating ■ After Corrosion Protection period : 5 years from installation - Cleaning & Spay R-Pro (With initial coating) -Without Anti-corrosion coating : 5 years extended : 3 years from installation - Cleaning & Spay R-Pro (Without initial coating) * Check 1 year later from installation : 3 years extended ① Seashore within 500m Seashore ② Corrosive gas area + ① Seashore within 500m~2km corrosive gas area ② Corrosive gas area corrosive gas area ①The place where corrosive gas generates - With Anti-corrosion coating ■ After Corrosion Protection period (3 years) : 3 years from installation - Cleaning & Spay R-Pro * Check 1 year later from installation : 2 years extended 1) The installation site marked Blue-color box absolutely need anti-corrosion coating to prevent corrosion of equipment. 2) All installation site need inspection every year after initial installation complete. 136/141 This Document can not be used without Samsung's authorization 7. Anti Corrosion Coating(R-Pro) ※ Model code : MOK-220SA 137/141 ※ SIZE : 108mm x 173mm ※ Black & White printing This Document can not be used without Samsung's authorization 8. Trial operation 138/141 This Document can not be used without Samsung's authorization 8. Trial operation Process Check Installation Condition Check & Record product information Trial operation with function key Record with S-net Pro or S-checker - Check installation condition - Inspection before trial operation - Record S/N & Model name of each unit - Put power on - Use trial operation key in outdoor unit - Check the system running well - Record the data Trial operation with -Check each indoor unit work well by remote controller individual remote controller Completion 139/141 This Document can not be used without Samsung's authorization 8. Trial operation Check Installation Condition 1. Check installation condition 2. Put on the power 3. Trial operation to release “UP” - Auto trial operation : K1 button for 2sec : Result will be save in EEPROM. : Connect S-checker or S-net pro to download the result. 4. Issue the Auto trial operation report 5. Trial operation - Cooling or Heating trial operation with S-checker or S-net Pro to record the data - Checking the amount of refrigerant(K2 button 5times) 6. Test with individual indoor unit 7. Completion 140/141 This Document can not be used without Samsung's authorization Q&A Thank you E-mail : dvm.tech@samsung.com 141/141 This Document can not be used without Samsung's authorization