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Thank you for selecting LENNOX air conditioners. Please read this manual carefully before operation
and keep it for further reference.
VRF Iutdoor Units
Installation Manual
Fan Coil
Slim
Ducted
VESD007N432U
VESD008N432U
VESD009N432U
VESD011N432U
VESD012N432U
VESD013N432U
VESD015N432U
VESD017N432U
VESD019N432U
VESD021N432U
VESD024N432U
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Table of Contents
Related Manuals for Lennox VESD007N432U
Summary of Contents for Lennox VESD007N432U
- Page 1 VRF Iutdoor Units Installation Manual Fan Coil Slim Ducted VESD007N432U VESD008N432U VESD009N432U VESD011N432U VESD012N432U VESD013N432U VESD015N432U VESD017N432U VESD019N432U VESD021N432U VESD024N432U Thank you for selecting LENNOX air conditioners. Please read this manual carefully before operation and keep it for further reference.
- Page 3 Preface For correct installation and operation, please read all instructions carefully. Before reading the instructions, please be aware of the following items: 1) Execution standard of VRF: ISO 15042-2011. 2) For the safe operation of this unit, please read and follow the instructions carefully. 3) During operation, total capacity of indoor units should not exceed the total capacity of outdoor units.
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Page 5: Table Of Contents
Contents 1 Safety Precautions ........................1 2 Product Introduction ........................3 2.1 Names of Key Components ....................3 2.2 Rated Working Condition ....................3 2.3 Unit Functions ........................3 3 Preparations for Installation ......................3 3.1 Standard Fittings........................ 3 3.2 Location for Installation ...................... 4 3.3 Requirements for Communication Line ................ -
Page 7: Safety Precautions
Slim Fan Coil Indoor Unit 1 Safety Precautions Means items that must be forbidden! Otherwise, it may lead to personal injury or death or serious damage. Means items that must be followed! Otherwise, it may lead to personal injury or property loss. Installation should be Follow this instruction to conducted by dealer or... - Page 8 Please contact immerdiately contact LENNOX appointed service LENNOX appointed service center for help. center.If abnormality keeps going, the unit might be damaged and lead to...
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Page 9: Product Introduction
Slim Fan Coil Indoor Unit 2 Product Introduction 2.1 Names of Key Components ① ② ③ ④ ⑤ Name Drain Pipe Electric box Hooker Air Outlet Air-return Opening 2.2 Rated Working Condition Indoor Side Condition Outdoor Side Condition Dry Bulb Temp ° C Wet Bulb Temp °... -
Page 10: Location For Installation
Slim Fan Coil Indoor Unit Name Graphics Quantity Purpose wire controller package (including wire controller, emergency bottom case, 1set Control indoor unit instruction manual, screws, packing box) optional parts (including Remote controller 0 or 1 #7 batteries) wrap water pipe and Sponge for drainage pipe rubber cork for condenser... -
Page 11: Requirements For Communication Line
Slim Fan Coil Indoor Unit Notes: ①Installation of the unit must be in accordance with National Electric Codes and local regulations. ②Improper installation will affect unit’s performance, so do not install the unit by yourself. Please contact local dealer to arrange professional technicians for the installation. ③Do not connect power until all installation work is finished. -
Page 12: Wiring Requirements
3.4 Wiring Requirements （1） Power Cord Size and Air Switch Capacity Air Switch Minimum Sectional Area Minimum Sectional Area Model Power Supply Capacity of Ground Wire(mm of Power Cord(mm VESD007N432U VESD008N432U VESD009N432U VESD011N432U VESD012N432U 220~240V-1Ph-50Hz VESD013N432U 208~230V-1Ph-60Hz VESD015N432U VESD017N432U VESD019N432U... - Page 13 Slim Fan Coil Indoor Unit Fig 4.1.1 Below are dimensions of A, B, C, etc. for different models: Unit: mm Item Model VESD007N432U~VESD012N432U VESD013N432U~VESD021N432U 1060 1000 VESD024N432U 1360 1300 4.1.2 Punching of Bolt Spots and Bolt Installation Punch holes on the installation area according to the 4 spots on the paper pattern; The punching diameter may refer to the diameter of expansion bolt, about 60mm to 70mm depth, as shown in Fig 4.1.2.
- Page 14 Slim Fan Coil Indoor Unit Fig 4.1.3 Notes: The length of bolt depends on the installation height of the unit, bolts are field supplied. 4.1.3 Lift the Unit Lift up the unit to the ceiling and secure it on the bolt. Use specialized nut to secure the unit. Fig 4.1.4 Notes : ①Before installation, please finish the preparation work of all pipes (connection pipe, drain pipe) and...
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Page 15: Pipe Connection
Slim Fan Coil Indoor Unit Fig 4.1.5 4.2 Pipe Connection （1） Direct the flaring of copper pipe to the center of screwed connection and then screw the flaring nut tight as shown in Fig.4.2. （2） Use a torque wrench to tighten up the flaring nut until the wrench gives out a click sound. Torque for tightening nut Pipe diameter (mm) Torque (N·... - Page 16 Slim Fan Coil Indoor Unit （ 1 ） Insert the drain hose into the drain hole and tighten it with tapes, as shown in Fig 4.3.2. （ 2 ） Tighten the pipe clamp, with the distance between screw nut and hose smaller than 4mm. ①metal clamp(accessory) ②drain hose(accessory) （...
- Page 17 Slim Fan Coil Indoor Unit Fig 4.3.6 Fig 4.3.7 Fig 4.3.8 NO1: Connection of drainage pipe joints (Fig4.3.6) NO2: Connection of downspout elbow (Fig4.3.7) NO3: Inserting pipe connection (Fig4.3.8) The installation height of raising pipe for drainage should be lower than 850mm. The gradient from raising pipe towards drainage direction should be at least 1%~2%.
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Page 18: Installation Of Air Duct
Slim Fan Coil Indoor Unit connection pipe. Arrange insulation of drain hose and pipe clamp after checking the drain system. Models with water pump Fill some water to the water tray of indoor unit as following. 1) Connect the drain hose to the other drain connection pipe of water tray and fill about 1L water (as shown in 4.3.11). - Page 19 Transition Pipe Canvas Duct Supply Air Duct Return Air Blinds Diffuser Hanger Rod Diffuser Connector Supply Air Outlet 4.4.2 Shape and Size of Air Outlet and Air-return Opening VESD007N432U following figure applicable models below: VESD008N432U、VESD009N432U、VESD011N432U、VESD012N432U、VESD013N432U、 VESD015N432U、VESD017N432U、VESD019N432U、VESD021N432U、VESD024N432U. Fig 4.4.3 Dimension of air return...
- Page 20 Slim Fan Coil Indoor Unit VESD013N432U VESD021N432U 1000 VESD024N432U 1300 1185 4.4.3 Installation of Air-return Duct Square flange is defaulted to be fitted on the back before ex-factory. Air-return cover is on the bottom, as shown in Fig.4.4.4. Fig 4.4.4 If air return from the bottom is needed, switch the positions of square flange and air-return cover.
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Page 21: Installation Of Wired Controller
Slim Fan Coil Indoor Unit Fig.4.4.6 Fig.4.4.7 4.5 Installation of Wired Controller Please refer to User Manual of Wired Controller for the installation details. Note: When installation is finished, the unit must be tested and debugged before operation. Please refer to Instruction Manual of ODU for auto addressing and debugging details. -
Page 22: Power Cord Connection
Slim Fan Coil Indoor Unit so that the single-core wire can be exposed. 2) Use a screwdriver to remove the terminal screw on the terminal board. 3) Use a plier to bend the end of single branch line until it forms a circle that has a similar size with the screw. -
Page 23: Connection Of Communication Line Of Idu And Odu
Slim Fan Coil Indoor Unit 3) Connect the power cord to the L, N terminals and the grounding screw. 4) Fasten the power cord with a wire clamp. For air conditioner that uses 3-phase power 1) Lead the wire across the rubber ring. 2) Connect the power cord to terminals that marked with L1, L2, L3, N and to the grounding screw. -
Page 24: Instructions On Connecting Wired Controller And Idu Network
Slim Fan Coil Indoor Unit Fig 5.4.1 Fig 5.4.2 2) Fig.5.4.2 shows the installation of remote controller. 3) Wired controller and receiving light board can be installed at the same time. When operating through a remote controller, both wired controller and the receiving light board can receive the signals, as shown in Fig.5.4.3. - Page 25 Slim Fan Coil Indoor Unit Fig 5.5...
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Page 26: General Maintenance
Slim Fan Coil Indoor Unit 6 General Maintenance Warning! ①Before the cleaning, turn unit off and disconnect power supply. Otherwise, it may result in electric shock or personal injury. ②When cleaning the air conditioner, please use stable standing platform. ③Do not clean the unit using hot water of over 45 to prevent the unit from losing color or deforming. ④Do not dry the unit on fire resources, otherwise the filter may get on fire or unshaped. -
Page 27: Troubleshooting
Slim Fan Coil Indoor Unit 8 Troubleshooting If your air conditioner is not working well, please check the following table first before asking for service: Phenomenon Troubleshooting Power supply is not connected. Circuit breaker tripping caused by leakage of electricity. The unit can’t start Input voltage is too low. - Page 28 Contact us at +1-305-718-2901 victor.mora@lennoxintl.com 2015 Lennox Industries Inc. For a complete list of the registered and common law trademarks owned by Lennox Industries Inc., please visit www.lennox.com...