Lennox VE2C009N432U Installation Manual Download Page 11 | Manualshive

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Lennox VE2C009N432U Installation Manual Download Page 11

Multi Variable Air Conditioners Two-way Cassette Type Indoor Unit

6

(7) The indoor unit, outdoor unit, power cord and connection electricity wire should be at

least 1m from television and radio in order to prevent interference and noise (Even
though 1m distance is ensured, there may be noise if the electric wave is too strong) .

Unit: mm

Fig 3.2.1

NOTE:

①

The unit shall be installed in accordance with national standards or local regulations.

②

Only qualified personnel can carry out installation work, please contact with local dealer

before installation.

③

Make sure all the installation work completed before energizing.

3.3 Requirements of Communication Wire Selection

NOTE:

If air conditioner used under strong electronic-magnetic interference circumstance,

STP (shielded twisted pair) communication cable must be adopted.

3.3.1 Selection of communication wire between indoor unit and wired controller

Fig 3.3.1

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Summary of Contents for VE2C009N432U

Page 1: ...32U VE2C017N432U VE2C019N432U VE2C021N432U VE2C024N432U Thank you for selecting LENNOX air conditioners Please read this manual carefully before operation and keep it for further reference VRF Indoor...

Page 2: ......

Page 3: ...perly select the model according to actual using environment otherwise it may impact the using convenience 4 This product has gone through strict inspection and operational test before leaving the fac...

Page 4: ...Notice This appliance can be used by children aged from 8 years and above and persons with reduced physical sensory or mental capabilities or lack of experience and knowledge if they have been given s...

Page 5: ...Drainage System Testing 11 4 4 Panel Installation 15 4 5 Installation of Wired Controller 16 5 Wiring Work 17 5 1 Connection of Wire and Patch Board Terminal 17 5 2 Power Cord Connection 18 5 3 Connec...

Page 6: ...s in Manual Cover is a partial unit complying with partial unit of IEC 60335 2 40 2018 and must only be connected to other units that have been confirmed as complying to corresponding partial unit req...

Page 7: ...n welding pipes Never short circiut or cancel the pressure switch to prevent unit damage Please firstly connect the wired controller before energization otherwise wired controller can not be used Befo...

Page 8: ...lease don t set the room temperature too low and keep the temperature difference between indoor and outdoor unit within 5 If anything abnormal happens such as burning smell please power off the unit a...

Page 9: ...Temp C Dry Bulb Temp C Wet Bulb Temp C Rated Cooling 27 19 35 24 Rated Heating 20 15 7 6 3 Preparations for Installation NOTE this picture is for reference only please refer to the actual product the...

Page 10: ...be used together with the hanger bolt for installing the unit 12 Washer fixing plate 4 Prevent the washer from falling off 3 2 Installation Position Selection 1 The location should be able to withstan...

Page 11: ...e unit shall be installed in accordance with national standards or local regulations Only qualified personnel can carry out installation work please contact with local dealer before installation Make...

Page 12: ...Fig 3 3 2 Wire type Total length of communication wire between indoor unit and indoor unit outdoor unit m Wire diameter mm2 Wire standard Remark Light Ordinary polyvinyl chloride sheathed cord 60227...

Page 13: ...rcuit breaker Model Power Supply Air Switch Capacity A Minimum Sectional Area of Grounding Wire mm2 Minimum Sectional Area of Power Cord mm2 VE2C009N432U 220 240V 1ph 50Hz 208 230V 1ph 60Hz 6 1 1 VE2C...

Page 14: ...ling work must be carried out by qualified personnel 4 1 2 Suspend The Indoor Unit 1 Drill bolt holes and install bolts 1 Stick the paper pattern on the installation position drill 4 holes according t...

Page 15: ...rn Refer to paper pattern of installation for ceiling opening dimension The center of ceiling opening is indicated on the paper pattern Fix the paper pattern to the unit with 4 screws and fix the corn...

Page 16: ...of Drainage Pipe 1 It is not allowed to connect the condensate drain pipe into waste pipe or other pipelines which are likely to produce corrosive or peculiar smell to prevent the smell from entering...

Page 17: ...larger diameter than the connection pipes PVC pipe outside diameter 25mm thickness 1 5mm 2 Keep drainage pipe short and sloping downwards at a gradient of at least 1 for preventing forming air bubble...

Page 18: ...4 Fig 4 3 5 9 Drainage pipes should have a downward slope of at least 1 2 in order to prevent pipes from sagging install hanger bracket at intervals of 1000 1500mm Fig 4 3 4 10 The installation heigh...

Page 19: ...he 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 meanwhile the water pump operates you can chec...

Page 20: ...oper decorative panel installation could cause the following problems Fig 4 4 1 2 Ensure that it s clearance free between decoration panel and ceiling board after installation if not please adjust the...

Page 21: ...the 2 screws in the middle of panel 4 Install the air inlet grille and then lock the clasp 5 Tighten the screw until the thickness of sealing material between panel and indoor unit is about 5 8mm Fig...

Page 22: ...use twin twisted shield wire During wire connection please pay attention that the metal shield layer of the twin twisted wire must be grounded outer case in order to prevent the unit from electromagn...

Page 23: ...o tighten the terminal screw Fig 5 1 1 Fig 5 1 2 5 2 Power Cord Connection NOTICE Every unit should be equipped with a circuit breaker for short circuit and overload protection During operation all in...

Page 24: ...ox 5 In order to ensure the reliability of communication between IDU and ODU and the communication among each IDU add a matched resistance supplied in a package before ex factory on the wiring board o...

Page 25: ...equipped with signal receiver and available for wireless control respectively 5 5 Wiring Instructions of Wired Controller and Indoor Units Network 1 Communication wire of indoor unit and outdoor unit...

Page 26: ...Multi Variable Air Conditioners Two way Cassette Type Indoor Unit 21 Fig 5 5 1...

Page 27: ...l detergent Please contact after sales service staff if there is abnormal situation 6 1 Cleaning of Filter 1 Remove the air filter on the air inlet for cleaning Use a dust catcher or water to clean it...

Page 28: ...Master Indoor Unit Error d6 Outlet Pipe Temperature Sensor Error db Special Code Field Debugging Code L8 Power Insufficiency Protection d7 Humidity Sensor Error C0 Communication Error L9 Quantity Of...

Page 29: ...peration light Timer light Error code display sheet Error code C0 A0 A3 A 4 L0 L1 L3 L5 d1 d3 d4 d6 d7 E0 db Power light Operati on light Timer light Error description Communication error To be debugg...

Page 30: ...emperature is higher than 43 C Poor cooling effect The filter is dirty or blocked Too heavy heat load of room e g too many people Door or windows is open Inlet and outlet of IDU are blocked Setting te...

Page 31: ......

Page 32: ...s 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 lennoxg...

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