background image

Multi Variable Air Conditioners Cassette Type Indoor Unit 

Any personal injury or property loss caused by improper installation, improper debug, 

unnecessary repair or not following the instructions of this manual should not be the responsibility of 

Lennox

   

2 Product Introduction 

2.1 Names of Key Components 

 

Fig.2.1.1

 

2.2 Rated 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 

26.7(80.0) 

19.4(67.0) 

35(95) 

24(75.2) 

Rated Heating 

21.1(70.0) 

15.6(60.0) 

7(44.6) 

6(42.8) 

 

Summary of Contents for VRF VE8K007C432P

Page 1: ...selecting LENNOX air conditioners Please read this manual carefully before operation and keep it for further reference VE8K007C432P VE8K009C432P VE8K012C432P VE8K015C432P VE8K018C432P VE8K022C432P VE8...

Page 2: ......

Page 3: ...te normally please contact our service center as soon as possible and provide the following information 1 Content on the nameplate model number cooling capacity production code ex factory date 2 Malfu...

Page 4: ......

Page 5: ...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 6: ...Drainage System Testing 9 4 4 Panel Installation 13 4 5 Installation of Wired Controller 15 5 Wiring Work 15 5 1 Connection of Wire and Patch Board Terminal 15 5 2 Power Cord Connection 16 5 3 Connec...

Page 7: ...rmally 13 When installation is finished please check whether the drainage pipes pipelines and electric wires are connected correctly to avoid water leakage refrigerant leakage electric shock or fire e...

Page 8: ...g the instructions of this manual should not be the responsibility of Lennox 2 Product Introduction 2 1 Names of Key Components Fig 2 1 1 2 2 Rated Working Condition Indoor Side Condition Outdoor Side...

Page 9: ...1 Locate the drill hole on ceiling 3 Tapping screw with washer 4 Fix paper pattern 4 Washer fixing plate 4 Prevent the washer from falling off 5 Drain Hose Assembly 1 To connect with the hard PVC drai...

Page 10: ...ection electricity wire should be at least 1m from television and radio in order to prevent interference and noise Even though 1m distance is ensure there may be noise if the electric wave is too stro...

Page 11: ...ed in places with intense magnetic field or strong interference it is necessary to use shielded wire 3 3 2 Selection of Communication Wire between Indoor Unit and Indoor Unit or Outdoor Unit Fig 3 3 2...

Page 12: ...nt of the unit 3 The power cord specification in above sheet is based on ambient temperature of 40 C 104 F 4 The circuit breaker specification in above sheet is based on ambient temperature of 40 C 10...

Page 13: ...orarily Assemble suspension bolt on the expansion bolt attach the hanger bracket to the suspension bolt Be sure to fix it securely by using a nut and washer from upper and lower sides of the hanger br...

Page 14: ...hen tighten the flaring nut with hand as shown in Fig 4 2 1 2 Tighten the flaring nut with torque wrench Fig 4 2 1 Pipe diameter mm inch Torque N m 6 35 1 4 15 30 9 52 3 8 35 40 12 7 1 2 45 50 15 9 5...

Page 15: ...and damp the furniture and other things in the room 7 You can buy normal hard PVC pipe used as the drainage pipe During connection insert the end of PVC pipe into the drainage hole and then tighten it...

Page 16: ...ight of raising pipe for drainage should be lower than B The gradient from raising pipe towards drainage direction should be at least 1 2 If the raising pipe is vertical with the unit the raising heig...

Page 17: ...from air vent ensure that not to splash the water over the electrical components e g water pump etc 1 In case of commissioning finished please energize the IDUs and switch to cooling or dry mode mean...

Page 18: ...er cable and communication line need to be fixed through the side panel locking connector The fixing process is as follows 1 Attach the locking joint to the locking joint bracket Fig 4 4 1 2 Power cab...

Page 19: ...ree between decoration panel and ceiling board after installation if not please adjust the body position Fig 4 5 2 3 Connect the decoration panel terminals Female to body terminals Male as shown in Fi...

Page 20: ...he air inlet grille from panel make a wiring connection of signal receiver Notices that the connection wire not stuck in the middle of body and panel or may cause air leakage and lead to condensation...

Page 21: ...ircuit according to related regulations and electrical standards 6 Keep cable away from refrigerant pipings compressor and fan motor 7 The communication wires should be separated from power cord and c...

Page 22: ...t operate normally Fig 5 2 1 1 Detach the electric box lid 2 Let the power cord pass through the wiring through holes 3 Connect wires according to Fig 5 2 1 4 Fix the power cord with wiring clamp 5 T...

Page 23: ...en electric box cover of indoor unit 2 Let the communication wire go through the rubber ring 3 Connect the communication wire to terminal H1 and H2 of indoor 4 bit wiring board 4 Fix the communication...

Page 24: ...st be set as master one and slave one 4 One wired controller can control 16 indoor units in maximum at the same time as shown in Fig 5 5 1 1 The type of indoor units must be the same if they are contr...

Page 25: ...eck if any error code displayed after energized 6 3 Maintenance after the Seasonal Use 1 Set the unit in fan mode for half a day in a sunny day to dry the inner part of unit 2 When the unit won t be u...

Page 26: ...may save your time and money Phenomenon Troubleshooting The unit can t start Power supply is not connected Circuit breaker tripping caused by leakage of electricity Input voltage is too low Defect of...

Page 27: ......

Page 28: ...t us at 1 305 718 2901 lennoxglobalhvac lennoxintl com C 2020 Lennox Industries Inc For a complete list of the registered and common law trademarks owned by Lennox Industries Inc please visit www lenn...

Reviews: