Lennox VRF VEAH024C432P, Installation Manual

Page 1: ...432P VEAH042C432P VEAH048C432P VEAH054C432P VRF Indoor Units Installation Manual Air Handler Fan Coil Thank you for selecting LENNOX air conditioners Please read this manual carefully before operation...

Page 2: ...y yourself If you need to disassemble and check units please contact our service center We will send specialists to guide the disassembly 6 All graphics in this manual is only for your reference For s...

Page 3: ...turer 3 After verification the defect of product is directly caused by corrosive gas 4 After verification defects are due to improper operation during transportation of product 5 Operate repair mainta...

Page 4: ...Removal 11 4 5 Ductwork 11 4 6 Installation of Wired Controller 12 5 Wiring Work 12 5 1 Connection of Wire and Patch Board Terminal 12 5 2 Power Cord Connection 13 5 3 Connection of Communication Wir...

Page 5: ...re correct to avoid water leakage refrigerant leakage electric shock or fire etc 10 Do not insert fingers or objects into air outlet inlet grille 11 Open the door and window and keep good ventilation...

Page 6: ...ion Do not cut off the power when 24 hours short time halting to protect the compressor 26 If refrigerant leakage happens during installation please ventilate immediately Poisonous gas will emerge if...

Page 7: ...ed Working Condition Indoor Side Condition Outdoor Side Condition Dry Bulb Temp C F Wet Bulb Temp C F Dry Bulb Temp C F Wet Bulb Temp C F Rated Cooling 27 80 6 19 66 2 35 95 24 75 2 Rated Heating 20 6...

Page 8: ...ities to install the product in accordance with such codes and or any prevailing local codes regulations The manufacturer assumes no responsibilities for equipment installed in violation of any codes...

Page 9: ...factory shipped for use with a 208 230 1 60 electrical power supply This air handler must not be reconfigured to operate with any other power supply WARNING The unit must have an uninterrupted unbroke...

Page 10: ...If the unit is installed in the place with strong electromagnetic interference shielded wire must be applied on the communication wire between indoor unit and wired controller Twisted pair line with...

Page 11: ...c field or strong interference it is necessary to use shielded wire communication line for outdoor unit Light Ordinary polyvinyl chloride sheathed cord UL60335 2011 L 1000 3280 2 18 UL60335 2011 3 4 W...

Page 12: ...The minimum distance between each stage of cut off device should be 3 mm 1 8 inch The same for both indoor unit and outdoor unit 4 Installation Instructions 4 1 Dimension Data Fig 4 1 Unit Inch mm MOD...

Page 13: ...he condenser that violates the instructions provided with the condenser Service clearance is to take precedence Allow a minimum of 24 in front of the unit for service clearance When installing in an a...

Page 14: ...h Gas Pipe in Liquid Pipe in VEAH024C432P 5 8 3 8 VEAH030C432P 5 8 3 8 VEAH036C432P 5 8 3 8 VEAH042C432P 5 8 3 8 VEAH048C432P 5 8 3 8 VEAH054C432P 5 8 3 8 4 3 2 Piping Preparation All cut ends are to...

Page 15: ...in connection s in order to prevent possible damage to the evaporator drain pan See Fig 4 4 for details of a typical condensate line P trap Fig 4 4 4 5 Ductwork This air handler is designed for a comp...

Page 16: ...away from refrigerant pipings compressor and fan motor 7 The communication wires should be separated from power cord and connection wire between indoor unit and outdoor unit 8 Adjust the static press...

Page 17: ...d 2 Let the power cord pass through the wiring through holes 3 Connect the power cord to terminal L N 4 Fix the power cord with wiring clamp 5 3 Connection of Communication Wire between Indoor Unit an...

Page 18: ...ng 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 5 5 Illuminate for Connection of...

Page 19: ...VRF DC Air Handler 15 Fig 5 5...

Page 20: ...to remove dust If the filters are dirty wash them with warm water and mild detergent and dry the filters in the shade 2 If the unit used in the environment with much dust please clean it regularly Usu...

Page 21: ...an authorized service center for professional service The following checks prior to contact may save your time and money Phenomenon Troubleshooting The unit can t start Power supply is not connected C...

Page 22: ...t us at 1 305 718 2901 lennoxglobalhvac lennoxintl com C 2018 Lennox Industries Inc For a complete list of the registered and common law trademarks owned by Lennox Industries Inc please visit www lenn...