Lennox International Inc. WING User's Manual
Contents
1. UNIT a 230V 50HZ 1Ph N PEILINJ 11213 LTX 3 5 PE L N 1 2 3 LTX 3 5 I a ee p PE Li L2 s 1 2 3 415 QUTDOOR 01 2113 3 2 38 5 OUTDOOR UNIT UNIT 400V 50HZ 3Ph N 230V 50HZ 3Ph HEAT PUMP Wire overwhelm CONTROL SENSOR 415 PE L N 1 2 3 LTX 3 Fea ae eee D LL 415 PELININ 1 2 3 OUTDOOR UNIT 230V 50HZ 1Ph N CONTROL CONTROL SENSOR SENSOR 415 PE LIN 1 2 3 LTX 3 4151 PEL IN 1 2 3 LTX 3 ie 1 E TT OUTDOOR 415 1 02 03 8 1 2 2 415 5 11102 03 8 2 3 OUTDOOR UNIT UNIT 230V 50HZ 3Ph 400VISOHZ 3Ph N CONTROL CONTROL SENSOR SENSOR 4 5 PE L N 1 2 J3 LTX5 415 PE 112 3 LTX5 EE a E LLLI 9 LAAL 5 2 415 PE L1 L2 L3 nN PE L N 1 2 8 OUTDOOR als 8511412131 PE E N 2 s OUTDOOR UNIT UNIT 230V 50HZ 3Ph 400V 50HZ 3Ph N OUTD2. OUTDOOR UNIT WITH AXIAL FAN R 22 WING WING WING WING MODEL 2 8 8 3TB 4TB 5TB Cooling capacity 7 350 9 250 11 600 13 700 Heating capacity 7 800 9 000 12 100 14 600 OUTDOOR UNIT KJB 2 8 KJB 3 KJB 4 KJB 5 42 COMPRESSOR N Type 1 1 ALT 1 ALT 1 ALT 1 ALT FAN Air flow outdoor unit m3 h 3 100 3 100 5 400 5 600 REFRIGERANT Type R 22 gr 1775 2500 2800 3500 EXPANSION Capillary Capillary Capillary Restrictor WEIGHT Kg 81 83 99 129 DIMENSIONS Height mm 781 781 1035 1330 Width mm 973 973 973 1005 Depth mm 333 333 333 386 1085 x 1275 1495 x 1057 PACKING DIMENSIONS mm 845 x 1060 x 385 385 REFRIGERANT COUPLING Liquid pipe 3 8 3 8 3 8 4 2 Gas pipe 5 8 3 4 3 4 3 4 INDOOR UNIT LTX 3 LTX 3 LTX5 LTX 5 FAN 1 300 1 300 2 100 2 100 Air flow indoor unit Min 1 100 1 100 1 800 1 800 WEIGHT Kg 40 40 57 57 DIMENSIONS Height mm 267 267 312 312 Width mm 1 409 1 409 1 719 1 719 Depth mm 656 656 756 756 PACKING DIMENSIONS mm 310 x 1430 x 680 352 x 1749 x 776 REFRIGERANT COUPLING Liquid pipe 3 8 3 8 1 2 2 1 2 Gas pipe 3 4 2 3 4 3 4 3 4 I DB Dry Bulb Air entry temperature into the indoor unit 27 C DB 19 C WB WB Wet Bulb Air entry temperature into the outdoor unit 35 C DB Air entry temperature into the indoor unit 20 C DB 12 C WB 1 Charge of refrig
3. E NOTE The safety thermostat must always be at the top of the heater 26 Electric Heat OUTDOOR UNIT OPTIONALS MAIN SWITCH The main swicth is located on the access panel to the electrical box in such a way that the unit is disconnected when the panel is opened for the models and KCB Refer to the size diagram on pages 25 to 30 to see the position of the electrical box access panel WINTER CONTROL The low ambient kit should be fitted to the cooling units when the outdoor temperature is lower then 19 C in cooling cycle Keeps condensing temperature constant aprosimatelly 40 C KIT GRID OF TAKES OF FOREIGN AIR Field assembly This kit is comprised of an air filter and grille for outdoor air intake which should be installed on the suction side of the outdoor unit 27 MAINTENANCE OF THE UNIT POSSIBLE PROBLEMS PROBLEM SOLUTION 1 Unit do not work e Check electrical supply of the unit e Check electrical connexion e Check the remote controller and parameter works correctly 2 The fan of the unit works quicker without any e Check that the filter of the unit is clean e Check electrical connexion If the problem persist check the function of the motor 3 Noise on pipe system NOTE Some noises are normal when unit stop and e Check refrigerant charge
4. 1100 1300 1300 841 890 890 B 505 525 575 B G SETTING UP STANDARD STANDARD TEMPLATE mm 4 UNITS 2 2 5 2 8 3 AIR OUT AIR IN OPTIONAL OPTIONAL lt lt Use 4 rod of a diameter of 10mm if the unit is fixed in the roof or screw M 10 if the unit is fixed on the ground Dimensions recommended on point A and B are refered to the A B hole of support of the unit KCF KCB S 2 8 3 1064 660 20 DESCRIPTION OUTDOOR UNIT KCF K KCB 2 8 3 4 v FAN DRAINGE 16 EXTERNAL EXCHANGER D REARM ON ON HIGH PRESSOSTAT 3 COMPRESSOR 2 INTAKE PRESSURE MOD 2 8 3 4 CONNETION PIPE 43 CONDENSATE PUMP 6 ACCESS PANEL TO COMPRESSOR AND PIPES COMPONENTS AIR OUT ELECTRICAL BOX POSICI N STANDARD ACCESS PANEL TO ELECTRICAL BOX gt POSICI N OPCIONAL MAIN SWITCH OPTIONAL ARIN ELECTRICAL SUPPLY ENTRY ELECTRICAL SUPPLY POSITION STANDARD gt POSTION OPTIONAL ACCESS TO ELECTRICAL BOX In the electrical box is included the mechanism of high pressostat rearm 21 DESCRIPTION OUTDOOR UNIT KCF KCB S 4 5 3 03 63 63 5 A FAN EXCHANGER COMPRESSOR ELECTRICAL BOX CONNETION PIPE ACCESS PANEL TO COMPRESSOR AND PIPES COMPONENTS ACCESS PANEL TO ELECTRICAL BOX AIR OUT POSICION STANDARD gt POSI
5. 973 973 973 973 973 1 005 781 1 035 781 1 035 1 035 1 330 333 333 333 333 333 386 620 620 620 620 620 602 176 4 176 4 176 4 176 4 176 4 198 10 10 10 10 10 10 343 5 343 5 343 5 343 5 343 5 410 ALWAYS KEEP FREE O n m olo w gt DIMENSIONS AND SETTING TEMPLATES OF INDOOR UNIT LTX Mi 700 FLOOR MOUNTED P h LTX 3 LTX 5 Fuss E pu E 1 A 1409 1 719 2 f B 223 268 oe 9 C 656 756 4 D 1 104 1 330 9 1 076 807 F 14 261 5 v G 3595 383 H 267 5 312 5 F E F 177 5 177 5 F J 52 78 ji 2 K 460 508 o F L 653 753 g M 162 5 213 N 131 157 24 INSTALLATION INDOOR UNIT INSTALLATION UNIT Install the unit in a way that the discharge air would not be direct to persons differences of temperature can create disturbs Keep in mind in the installation of the unit some ambient can supply electromagnetic radiation that can affect the good function of the unit follow then the following instruction recommended in this document 2 To remove the casing slide them over the rolling sides and remove horizontally See picture A Sides and carcass Filters Remove the AIR VANES by moving them in the opposite di
6. SOLUTIONS S o PROVIDING Congratulations you have made a wise choice with the purchase of your Lennox air conditioning unit This product has been designed assembled and supplied in one of our world class manufacturing facilities and we feel sure that it will meet your expectations Lennox an international organisation with world wide distribution takes pride in supplying you with this product CONTENTS CONTENTS PAGE PRODUCT RANGE 2 3 SYSTEM CONFIGURATION 4 GENERAL DESCRIPTION 5 SPECIFICATIONS 6 9 ELECTRICAL DATA 10 11 ELECTRICAL CONNECTIONS 12 14 INDOOR MOTOR FAN CHARACTERISTICS 15 OPERATING LIMITS 16 REFRIGERANT CONNECTIONS 17 19 DIMENSIONS AND SETTING UP TEMPLATES OUTDOOR UNIT 20 DESCRIPTION OUTDOOR UNIT 21 22 ENTRANCE STANDARD OPTIONAL OUTDOOR UNIT 23 DIMENSIONS AND SETTING UP TEMPLATES INDOOR UNIT 24 INSTALATION AND MOUNTING 20 OPTIONS 26 27 MAINTENANCE 28 POINTS TO KEEP IN MIND 29 PRODUCT RANGE COOLING ONLY R 407C LTX INDOOR UNIT IN COMBINATION WITH AXIAL FAN OUTDOOR UNIT NOMINAL NOMINAL MODEL eee Dre V Ph 50 Hz CAPACITY W CAPACITY KW COOLING ONLY COOLING ONLY WING 2 8TFK KJF 2 8K LTX 3 230V 1Ph 7 350 3 06 WING 3TFK KJF 3K 230V 1Ph WING 3TFK KJF 3K LTX 3 230 V 3Ph 9 500 3 85 WING 3TFK KJF 3K 400 V 3Ph WING 4TFK KJF 4K 230 V 3Ph LTX5 11 600 4 70 WING 4TFK KJF 4K 400 V 3Ph W
7. Refrigerant charge REFRIGERANT CONNECTIONS REFRIGERANT CHARGE OUTDOOR UNITS TYPE KJF K KJB MODEL 2 8 3 4 5 1 650 2500 2 600 2600 COOLING gr 5 5 5 5 gr 30 30 50 55 ws 1 775 2500 2800 3 500 PUMP gr 5 5 5 5 gr 4 45 45 105 OUTDOOR UNITS TIPO KCF K KCB q SB MODEL 2 8 3 4 5 2 255 2 350 3 070 4 950 COOLING gr 5 0 5 5 ONLY 96 30 30 30 55 Wea 2 425 2 525 3 400 5 300 UME gr 5 0 5 5 5 0 gr 45 45 45 105 Refrigerant charge R 22 precharge from factory on the outdoor unit Meter of installation line where outdoor unit is precharged charge also to the group If line is different to meters indicated on table put more or less charge of refrigerant per meter indicated EXAMPLE If you need to install a group WING 5CFK with distance of line between indoor and outdoor unit of 6 meter The refrigerant charge R 407C needed in the installation is Charge precharge on outdoor unit 5300 Charge per line 55gr m x 6 5 m 55 Total charge of the installation 5355 gr DIMENSIONS OF OUTDOOR UNIT WITH CENTRIFUGAL FAN mm MODELS MAXIMUM DIMENSIONS KCF K KCB S 2 8 3 MODELS KCF K KCB S 4 5 KCF K 2 6 3 4 5 A 490 525 575 1050 1300 1300 750 830 830
8. Service port excessive tightening torque will damage pipe flare PIPE DIAMETER TIGHTENING TORQUE Liquid line 3 8 31 35 Nm 1 2 50 55 Nm 3 4 65 70 Nm Gas line Wrench REFRIGERANT CONNECTIONS DISTANCES BETWEEN UNITS To locate the outdoor and the indoor units refer to the following information L Distance length between both units 1 Refrigerant vapour line INDOOR U 2 Liquid aspiration line OUTDOOR U L OUTDOOR U L INDOOR UNIT OUTDOOR U Toa o INDOOR U L MODEL 28 3 4 5 Tube size Liquid 3 8 3 8 3 8 1 1 2 Vapour 5 8 1 3 4 3 4 3 4 Refrigerant lines sizes Max Vertical 15 15 15 15 I Total vertical Refrigerant lines sizes L 20 25 20 20 Horizontal Max number of bends 8 12 8 8 If the height length is greater than 5 meters a siphon suction must be installed on the suction line every 5 meters to ensure that oil return to the compressor 1 Use the coupling fittings included in indoor unit for refrigerant connection with outdoor unit r NOTE THE REFRIGERANT LINES GAS AND LIQUID MUST BE INSULATED For other positions and longer lengths consult the Lennox Technical Support Department for application assistance The following data will be obtained from that estimation Pipe dimensions Siphon suction Insulation
9. REFRIGERANT COUPLING Liquid pipe 3 8 3 8 1 2 2 1 2 Gas pipe 3 4 2 3 4 3 4 3 4 DB Dry Bulb Air entry temperature into the indoor unit 27 C DB 19 C WB WB Wet Bulb Air entry temperature into the outdoor unit 35 C DB Air entry temperature into the indoor unit 20 C DB 12 C WB Air entry temperature into the outdoor unit 7 C DB 6 CWB 1 Charge of refrigerant factory charged on outdoor unit See page 22 to calculate model refrigerant charge 2 Use the coupling fittings included in indoor unit for refrigerant connection with outdoor unit 9 SPECIFICATIONS SET WITH AXIAL FAN OUTDOOR UNIT SOUND LEVEL ING ST WING3TFK WING3TE Winaars WING STB Sound Indoor unit 1 dBA 41 46 41 46 41 46 C 43 48 43 48 pressure Lp level Outdoor unit 2 dBA 52 55 53 56 56 1 Sound level measured to a distance of 2m from the unit normal absorption room size according to unit capacity 2 Sound level measured to a distance of 5 m free space High speed Low speed ELECTRICAL DATA WING 2STEK WING 3TFK WING3TB WINGATEK WING STFK WING 5TB 230V 1 Ph Voltage V f 50 Hz 230V 400V 3 Ph Nominal total input power c
10. e mail marketing lennox refac com UKRAINE LENNOX DISTRIBUTION KIEV t l 380 44 213 1421 fax 380 44 213 14 21 e mail jankauk uct kiev ua UNITED KINGDOM LENNOX INDUSTRIES LTD t l 44 1604 599400 fax 44 1604 594200 e mail marketing lennoxind com OTHER EUROPEAN t l 33 4 72 23 20 14 COUNTRIES AFRICA fax 33 4 72 23 20 28 LENNOX DISTRIBUTION e mail marketing lennoxdist com MIL55S 101 05 2001 www Lennoxeurope com
11. is correct e Was the vacuum done correctly e Check internal temperature could be quite low 4 Excess of condensation e Check possible obstructions in the condensate pan and also out of the pan e Check correct level of the unit e Check drainage pipe 5 The indoor battery freeze continuously e Check the air filter of the indoor unit e Check the level of refrigerant e Check strangulation air flow or recirculation e If the freeze persist the expansion can be obstructed ls the temperature below 21 C e Check indoor temperature sensor 6 Unit work perfectly on cooling mode but do not produce heat on mode heat e Check if you have configurate correctly the function mode of the unit e Check inverter valve of the outdoor unit e Check the plate PCB to the solenoid inverted valve 7 External fan stop e Check that terminal connexion are slack e Check the motor e Check the condenser situation e Check that that the rele of defrost is not activited Units heat pump 8 Excessive pressure of condensation Working cooling cycle e Check that the external exchanger is not dirty and obstructed e Check that there is no condensable gas and air in the refrigerant circuit Check that the external fan works correctly Check that the refrigerant charge is correct 9 Low pressure condensation Working on cooling cycle Check that the refrigerant charge is correct Check possible
12. or for cooling only unit This unit is valid for operating as a cold only or heat pump application The unit should be configured prior to making the electrical connections by setting the configuration switch as follows Remove the front details at the corners and unit cover panel 3 Rolling side DETALLE A Sides and carcass miters 1 P C B PCB NOTE THE UNIT LEAVES FACTORY CONFIGURATED ON COOLING MODE WICHT CONFIGURATION SWICHT SWICHT CONFIGURATIO CONFIGURATION MODEL 1 2 SWICHT CONFIGURATION O Switch 2 HEATPUMP ON ON Switch 1 ON OFF Configuration from factory NOTE If errors are made during the configuration of the system switch off the main power supply set configuration switch in the correct position and then switch the power on CONNECTIONS OF OUTDOOR UNITS FOR HEAT PUMP UNITS remove the resistor form the terminal plate and connect the sensor outdoor unit FOR COOLING ONLY UNITS keep connected the resistor DON T TOUCH Regleta de terminales y conexi n de la sonda exterior ELECTRICAL CONNECTIONS COOLING ONLY PE L N 1 2 3 LTX 3 PE LIN 1 2 3 415 OUTDOOR
13. CI N OPCIONAL 9 AIR IN POSITION STANDARD gt POSTION OPTIONAL DRAINGE 16 EXTERNAL ELECTRICAL SUPPLY ENTRY ELECTRICAL SUPPLY 12 MAIN SWITCH OPTIONAL 22 ENTRANCE STANDARD OPTIONAL OUTDOOR UNIT KCF K KCB ENTRANCE STANDARD RETURN AIR OPTIONAL MODELS 2 8 3 STANDARD SUPPLY AIR SUPPLY AIR OPTIONAL STANDARD SUPPLY AIR RETURN AIR OPTIONAL MODELS 4 5 H RETURN AIR L STANDARD AIR SUPPLY AIR ENTRANCE OPTIONAL TO BE REALISE BY THE INSTALLATOR STANDARD OPTIONAL SUPPLY AIR To change entrances from standard position to optional position you must sustitute the entrance panel correspondent and refixe using the same fixation screw A B C D E F G H J K L M N KCF K KCB 3S 350 470 1050 490 36 5 400 45 5 35 5 147 53 5 750 3325 KCF K KCB 45 500 375 1300 525 36 432 185 110 65 35 3 630 50 293 4 KCF K KCB 55 500 375 1300 575 36 432 195 110 65 35 3 830 50 293 4 23 DIMENSIONS AND SETTIING UP TEMPLATES OF OUTDOOR UNIT WITH AXIAL FAN FLOOR MOUNTED Min Min 300 3 Min 300 Mu 2 ee i 4 KJF K KJB 612 KJF K B ea OUTDOOR UNIT KJF 2 8K KJF 3K KJF 4K KJF 5K
14. Coupling Service valve k OUTDOOR UNIT Protective hoods Insulation REFRIGERANT CONECTION FOR UNITS WITH COUPLINGS AND SERVICE VALVES NOTE THE REFRIGERANT LINES GAS AND LIQUID MUST BE INSULATED Make the refrigerant connections between the outdoor and indoor unit as follows With the valves closed on outdoor unit unscrew the flare nuts removing all the protective hoods Unscrew the flare nuts and the coupling on indoor unit removing the protecting hoods Introduce the flare nuts in the corresponding union tubes previously isolated Make the thread union of the tubes in valves and coupling using the keys as shown in the picture To do vacuum first close the valves on outdoor unit second connect the plug of the vacuum pump to the suction valves service port 1 4 do vacuum to get an absolute pressure of 0 5 mm Hg This way the vacuum will be created in indoor unit and union pipes Remove the plugs and open the valves of outdoor unit Verify leakage in couplings Insulate pipes and service ports CUT THE PIPE PROPERLY MAKE A CORRECT FLARE Pipe cutter YES Bent Unpolished FAULTY I Ve D 1 1 Bent Damaged surface Flawed Irregular CS AVOID FROM METALIC DUST ENTERING INTO THE PIPE CLEAN BURRS TIGHTENING TORQUE Apply the tightening torque shown in the table Insufficient tightening torque could cause refrigerant leak
15. ING 5TFK KJF 5K 230 V 3Ph LTX 5 13 500 5 60 WING 5TFK KJF 5K 400 V 3Ph LTX INDOOR UNIT IN COMBINATION WITH CENTRIFUGAL FAN OUTDOOR UNIT NOMINAL NOMINAL MODEL INDOOR V Ph 50 Hz CAPACITY W CAPACITY KW COOLING ONLY COOLING ONLY WING 2 8CFK 2 8K LTX 3 230V 1Ph 7 130 3 07 WING 3CFK KCF 3K 230V 1Ph WING 3CFK KCF 3K LTX3 230 V 3Ph 9 100 3 86 WING 3CFK KCF 3K 400 V 3Ph WING 4CFK KCF 4K 230 V 3Ph LTX5 12 100 5 17 WING 4CFK KCF 4K 400 V 3Ph WING 5CFK KCF 5K 230 V 3Ph LTX 5 14 000 7 00 WING 5CFK KCF 5K 400 V 3Ph PRODUCT RANGE HEAT PUMP LTX INDOOR UNIT IN COMBINATION WITH AXIAL FAN OUTDOOR UNIT HEAT PUMP R 22C ND R NOMINAL NOMINAL CAPACITY W CAPACITY KW UNIT UNIT COOLING HEAT COOLING HEAT ONLY PUMP ONLY PUMP WING 2 8TB KJB 2 8 LTX3 230V 1Ph 7 350 7 800 3 06 2 60 WING 3TB KJB 3 230V 1Ph WING 3TB KJB 3 LTX3 230 V 3Ph 9 250 9 000 3 70 3 00 WING 3TB KJB 3 400 V 3Ph WING 4TB KJB 4 230 V 3Ph LTX 5 11 600 12 100 4 70 3 90 WING 4TB KJB 4 400 V 3Ph WING 5TB KJB 5 230 V 3Ph LIXS 13 700 14 600 5 90 5 00 WING 5TB KJB 5 400 V 3Ph LTX INDOOR UNIT IN COMBINATION WITH CENTRIFUGAL FAN OUTDOOR UNIT OUTDOOR INDOOR NOMINAL NOMINAL CAPACITY W CAPACITY KW MODEL UNIT UNIT Y PASO Hz COOLING HEAT COOLING HEAT ONL
16. ING WING MODEL 2 8CFK 3CFK 4CFK 5CFK Cooling capacity w 7 180 9 100 12 100 14 000 OUTDOOR UNIT R KCF 2 8K KCF 3K KCF 4K KCF 5K N COMPRESSOR N Type 1 ALT 1 ALT 1 ALT 1 ALT FAN Air flow outdoor unit m3 h 2 500 2 500 3 400 5 000 Available pressure Pa 40 40 50 50 REFRIGERANT Type R 407C gr 1 2255 2350 3070 4950 EXPANSION Capillary Capillary Capillary Capillary WEIGHT Kg 89 91 125 140 DIMENSIONS Height mm 505 505 525 575 Width mm 1050 1050 1300 1300 Depth mm 750 750 855 855 PACKING DIMENSIONS mm 630 x 1140 x 850 775 x 1330 x 865 REFRIGERANT COUPLING Liquid pipe 3 8 3 8 3 8 1 2 Gas pipe 5 8 3 4 3 4 3 4 INDOOR UNIT LTX 3 LTX 3 LTX 5 5 1 300 1 300 2 100 2 100 Air flow indoor unit m3 h Min 1 100 1 100 1 800 1 800 WEIGHT Kg 40 40 57 57 DIMENSIONS Height mm 267 267 312 312 Width mm 1 409 1 409 1 719 1 719 Depth mm 656 656 756 756 PACKING DIMENSIONS mm 310 x 1430 x 680 352 x 1749 x 776 REFRIGERANT COUPLING Liquid pipe 3 8 3 8 4 2 2 1 2 Gas pipe 3 4 2 3 4 3 4 3 4 DB Dry Bulb WB Wet Bulb Air entry temperature into the indoor unit 27 C DB 19 C WB Air entry temperature into the outdoor unit 35 C DB 1 Charge of refrigerant factory charged on outdoor unit See page 22 to calculate model refrigerant charge 2 Use the coupling fittings included in indoor unit for refrigerant connection with outdoor unit SPECIFICATIONS HEAT PUMP
17. OOR UNIT MOTOR FAN CHARACTERISTICS OUTDOOR UNIT WITH CENTRIFUGAL FAN KCF2 8K KCB 2 8S KCF 3K 3S STATIC PRESSUERE AVIALABLE Pa STATIC PRESSUERE AVIALABLE Pa 110 75 40 0 100 70 54 0 AIR FLOW 1500 1700 2500 2900 1500 1650 2500 2900 4K KCB 4S KCF 5K KCB 58 STATIC PRESSUERE AVIALABLE Pa STATIC PRESSUERE AVIALABLE Pa 110 80 50 0 150 110 50 0 AIR FLOW man 2800 3100 3400 3800 4250 4650 5050 5400 AIR FLOW OPERATING LIMITS OPERATING LIMITS COOLING ONLY UNITS 46 DB Supply air temperature into the outdoor unit G x STANDARD Supply air temperature into the 19 DB L A C ON OFF indoor unit 30 L A C PROPROC 10 DB 2115 325235 DB WB xx DB WB DB Dry Bulb WB Wet Bulb THE ON OFF LOW AMBIENT CONTROL IS STANDARD THE PROPORTIONAL LOW AMBIENT CONTROL IS OPTIONAL OPERATING LIMITS HEAT PUMP UNITS A COOL CYCLE HEAT CICLE i 46 DB Supply air temperature into the 24 18 outdoor unit C STANDARD DB WB 19 DB Supply air temperature into the indoor unit C 8 9 92 DB Dry Bulb 21 15 27 Dry Bu DB WB xx DB WB DB DB WB Wet Bulb REFRIGERANT CONNECTIONS Flared nuts INDOOR UNIT
18. T 1 ALT 1 ALT 1 ALT FAN Air flow outdoor unit m3 h 3 100 5 100 5 400 5 400 REFRIGERANT Type R 407C gr 1 1650 2500 2600 2600 EXPANSION Capillary Capillary Capillary Capillary WEIGHT Kg 78 85 96 98 DIMENSIONS 1035 1035 Height mm 781 1035 Width mm 973 973 973 973 Depth mm 333 333 333 333 PACKING DIMENSIONS mm 845 x 1060 x 385 1085 x 1275 x 385 REFRIGERANT COUPLING Liquid pipe 3 8 3 8 3 8 1 2 Gas pipe 5 8 3 4 3 4 3 4 INDOOR UNIT LTX 3 LTX 3 LTX 5 LTX 5 Fes Max 1 300 1 300 2 100 2 100 Air flow indoor unit m3 h 5 00 188 a WEIGHT Kg 40 40 57 57 DIMENSIONS Height mm 267 267 312 312 Width mm 1 409 1 409 1 719 1 719 Depth mm 656 656 756 756 PACKING DIMENSIONS mm 310 x 1430 x 680 352 x 1749 x 776 REFRIGERANT COUPLING Liquid pipe 3 8 3 8 1 2 2 1 2 Gas pipe 3 4 3 4 2 3 4 3 4 DB Dry Bulb WB Wet Bulb Air entry temperature into the indoor unit 27 C DB 19 WB Air entry temperature into the outdoor unit 35 C DB 1 Charge of refrigerant factory charged on outdoor unit See page 22 to calculate model refrigerant charge 2 Use the coupling fittings included in indoor unit for refrigerant connection with outdoor unit SPECIFICATIONS COOLING ONLY OUTDOOR UNIT WITH CENTRIFUGAL FAN R 407C WING WING W
19. Y PUMP ONLY PUMP WING 2 8CB KCB 2 8S LTX 3 230V 1Ph 7 130 8 150 3 07 2 7 WING 3CB KCB 3S 230V 1Ph WING 3CB KCB 3S LTX 3 230 V 3Ph 9 100 10 220 3 86 3 40 WING 3CB KCB 3S 400 V 3Ph WING 4CB KCB 4S 230 V 3Ph LTX 5 12 100 13 500 5 17 4 33 WING 4CB KCB 4S 400 V 3Ph WING 5CB KCB 5S 230 V 3Ph 5 14 000 17 400 7 00 6 40 WING 5CB KCB 5S 400 V 3Ph SYSTEM CONFIGURATION INDOOR UNIT IMPORTANT Prior of making the electrical connections set the switch for heat pump unit or for cooling only unit This unit is valid for operating as a cold only or heat pump application The unit should be configured prior to making the electrical connections by setting the configuration switch as follows SWITCH MODEL 1 2 8 HEAT PUMP ON ON Switch 2 Switch 1 Configuration from factory ON OFF Check page 8 for more information about the situation of this switch NOTE If errors are made during the configuration of the system switch off the main power supply set configuration switch in the correct position and then switch the power on GENERAL DESCRIPTION INDOOR UNIT LTX OUTDOOR UNIT OUTDOOR UNIT KJF KJB KCF KCB CABINE The outdoor unit is made on electrozinced steel with epoxy painted finish able to work outdoors under the worst conditions its dimensions and features allow the unit to be positioned
20. asured to a distance of 2m from the unit normal absorption duct size and installation according to unit capacity 2 Sound level measured to a distance of 5 m normal absorption duct size and installation according to unit capacity High speed Low speed ELECTRICAL DATA WING 2 8CFK WING 3CFK WING 4CFK WING 5CFK WING 2CB WING 3CB WING 4CB WING 5CB 230V 1 Ph Voltage V 50 Hz 230V 400V 3 Ph Nominal total input power Kw 3 07 3 86 5 17 7 00 cooling capacity Nominal total input power heat pump Kw 2 77 3 40 4 33 6 40 14 92 18 3 Rated current A 11 7 5 4 16 6 10 0 22 3 13 3 Current max A a BE 16 5 10 2 21 9 12 7 24 5 16 7 A 91 90 Starting current max I 78 39 106 53 124 62 w KCF 2 8K 3K 4K KCF 5K UNIT KCB 2 85 KCB 3S 45 KCB 5S 230V 1 Ph Voltage V f 50 Hz 230V 400V 3 Ph Nominal total input power cooling capacity Kw 2 89 3 68 4 92 6 75 ominal total input power heat pump Kw 2 59 3 22 4 08 6 15 14 10 17 77 Rated current A 10 8 4 5 15 5 8 9 21 2 12 2 19 00 22 65 Current max A 15 7 9 4 20 8 11 60 23 4 15 56 91 90 Starting current max A 78 39 106 53 124 62 INDOOR UNIT 3 LTX 3 LTX 3 LTX5 LTX5 Voltage V f 50 Hz 230V 1 Ph Nomi
21. cal data contained in these operating instructions including the diagrams and technical description remains the property of Lennox Refac and may not be used except for the purpose of familiarising the user with the equipment reproduced photocopied transferred or transmitted to third parties without prior written authorisation from Lennox Refac The data published in the operating instructions is based on the latest information available We reserve the right to make modifications without notice We reserve the right to modify our products without notice without obligation to modify previously supplied goods These operating instructions contain useful and important information for the smooth operation and maintenance of your equipment The instructions also include guidelines on how to avoid accidents and serious damage before commissioning the equipment and during its operation and how to ensure smooth and fault free operation Read the operating instructions carefully before starting the equipment familiarise yourself with the equipment and handling of the installation and carefully follow the instructions It is very important to be properly trained in handling the equipment These operating instructions must be kept in a safe place near the equipment Like most equipment the unit requires regular maintenance This section concerns the maintenance personnel and management If you have any queries or would like to receive further informati
22. erant factory charged on outdoor unit See page 22 to calculate model refrigerant charge 2 Use the coupling fittings included in indoor unit for refrigerant connection with outdoor unit Air entry temperature into the outdoor unit 7 C DB 6 CWB SPECIFICATIONS HEAT PUMP R 22 OUTDOOR UNIT WITH CENTRIFUGAL FAN WING WING WING WING 2 8CB 3CB 4CB 5CB Cooling capacity w 7 180 9 100 12 100 14 000 Heating capacity w 8 150 10 220 13 500 17 400 OUTDOOR UNIT Ch KCB2 8S KCB 35 KCB 4S KCB 5S COMPRESSOR N Type 1 ALT 1 ALT 1 ALT 1 ALT FAN Air flow outdoor unit m3 h 2 500 2 500 9 400 5 000 Available pressure Pa 40 40 50 50 REFRIGERANT Type R 22 g 1 2425 2525 3400 5300 EXPANSI N Capillary Capillary Capillary Capillary WEIGHT Kg 92 94 195 150 DIMENSIONS aii Height mm 505 525 Width mm 1050 1050 1300 1300 Depth mm 750 750 855 855 mm 630 x 1140 x 850 775 x 1330 x 865 PACKING DIMENSIONS REFRIGERANT COUPLING Liquid pipe 3 8 3 8 3 8 1 2 Gas pipe 5 8 3 4 3 4 3 4 INDOOR UNIT LTX 3 LTX 3 LTX5 LTX5 FAN Max 1 300 1 300 2 100 2 100 Air flow indoor unit m3 h Min 1 100 1 100 1 800 1 800 WEIGHT Kg 40 40 57 57 DIMENSIONS Height mm 267 267 312 312 Width mm 1 409 1 409 1 719 1 719 Depth mm 656 656 756 756 PACKING DIMENSIONS mm 310 x 1430 x 680 352 x 1749 x 776
23. in almost any location It incorporate thermal acoustic insulation The indoor unit is finished in a decorative plastic with thermal acoustic insulation HEAT EXCHANGER Made cooper tubes and aluminium fins Coils have been designed and manufactured to ensure maximum efficiency The L shaped outside unit heat exchanger makes this unit compact an highly efficiency COMPRESSOR An hermetically sealed compressor with internal thermal protection It is mounted on vibration absorbent blocks both on the inside and outside statically an dynamically balanced In all cases the compressors are acoustically isolated resulting in low noise FANS The indoor units includes centrifugal motor fan of three speed with exceptional features on noise level Depending on outdoor type it includes one or two axial motor fan units KJF KJB or one centrifugal fan units KCF KCB with exceptional features in noise level and flow The ceiling air conditioner SPLIT on version cooling only and heat pump are units air condensed The indoor unit with direct air supply realise function of cooling heating dehumidification cleaning air of the sites Also the option to incorporate with maximum facilities a heating resistance on units cooling only and also on heat pump units The indoor unit can be combine with outdoor units provide with axial fan KJF KJB for outside installation or with outdoor unit provide with centrifugal fan KCF KCB for in
24. nal total input power cooling capacity mW 0 18 0 18 0 25 0 25 Nominal total input power heat pump Kw 0 18 0 18 0 25 0 25 Rated current A 0 82 0 82 1 14 1 14 Starting current max A 2 46 2 46 3 42 3 42 ELECTRICAL CONNECTIONS MODELS 2 8 3 4 5 LL OUTDOOR UNIT ELECTRIC WIRING DIAGRAM For electrical connection refer to wiring diagram in the unit D Power supply 1 the front details at the corners and unit cover Connection indoor unit with outdoor unit s hetiite 8 Sensor connection See picture MODEL VOLTAGE COOLING ONLY HEAT PUMP 1 1 7 230V 1Ph 3x4mm2 4x1 5mm2 3x4mm2 651588 1 400 V 3Ph 5x2 5mm 4x1 5mm 5x2 5mm dm 2x1 5mm 230V 1Ph 3x4mm2 4x1 5mm2 3x4mm2 6xt 5mm gt 2x1 5mm 3 230 V 3Ph 4x4mm2 4x1 5mm2 4x4mm2 6x1 5mm 2x1 5mm 400V 3Ph 5x25mm2 431 5 5x2 5mm 6x15mm 2 1 5 i 230 V 3Ph 4x4mm2 4x1 5mm2 4x4mm2 ext 5mm gt 2xt 5mm 400V 3Ph 5x2 5mm2 431 5 5x25mm 6x15mm 2 1 8 230V 3Ph 4x mm2 4xt 5mm ax6mm 6xt 5mm 2x1 5mm 400 V 3Ph sxamm 4x1 5mm2 5x4mm2 6 15 2x1 5mm NOTE The sections has been calculated to a distance no superior o 50m and a low supply of 10V ELECTRICAL CONNECTIONS AND SYSTEM CONFIGURATION IMPORTANT Prior of making the electrical connections set the switch for heat pump unit
25. obstruction on the expansion system of the outdoor unit liquid Check that air filter is not dirty or wrong function of indoor fan 10 Excessive pressure on return air Working on heat pump e Check that the refrigerant charge is correct e Check the situation of inverter valve e Check retention valve situation 11 Low pressure on return air working on heat pump Check that the refrigerant charge is correct Check possible obstruction on the expansion system of the outdoor unit Check that the external fan works correctly Check the correct function of the defrost thermostat 28 POINTS TO KEEP IN MIND ok Abrasive Low High Risk of injury with Electrical Risk of injury with surfaces temperatures temperatures moving objects voltage rotating objects WARNING Electric shock hazard can cause injury or death Before attempting to perform The air filter cleaning operations do not any service or maintenance on the require technical service however when unit turn OFF the electrical power an electrical or mechanical operation and check that the fan has stopped is required call an Engineer FILTER CLEANING Check the air filter and make sure it is not blocked with dust or dirt If the filter is dirty wash it in a bowl with neutral soap and water drying it in the shade before inserting it in the unit Standard Guidelines to Lennox Refac equipment All techni
26. on on any aspect relating to your equipment do not hesitate to contact us 29 30 BELGIUM LENNOX BENELUX N V S A t l 32 3 633 30 45 fax 32 3 633 00 89 e mail info be lennoxbenelux com CZECH REPUBLIC LENNOX JANKA t l 420 2 510 88 111 fax 420 2 579 10 393 e mail janka janka cz FRANCE FRANCE t l 33 4 72 23 20 20 fax 33 4 78 20 07 76 e mail accueil lennoxfrance com GERMANY LENNOX DEUTSCHLAND GmbH t l 49 69 42 09 79 0 fax 49 69 42 09 79 40 e mail info de lennoxdeutschland com MIDDLE EAST LENNOX DISTRIBUTION t l 971 4 262 9309 fax 971 4 266 7082 e fax 1240 368 73 62 Mobile 971 50 4510669 e mail mmrifal emirates net ae NETHERLANDS LENNOX BENELUX B V t l 3133 2471 800 fax 31 33 2459 220 e mail info lennoxbenelux com POLAND LENNOX POLSKA Sp z o o t l 48 22 832 26 61 fax 48 22 832 26 62 e mail info lennoxpolska pl PORTUGAL LENNOX CLIMATIZACAO LDA t l 351 22 999 84 60 fax 351 22 999 84 68 e mail info lennoxportugal com RUSSIA LENNOX DISTRIBUTION MOSCOW t l 7 095 246 07 46 fax 7 502 933 29 55 e mail lennox distmoscow mtu netru SLOVAKIA LENNOX SLOVAKIA t l 421 2 44 87 19 27 fax 421 2 44 88 64 72 LENNOX REFAC S A a t l 34 915 40 18 10 fax 34 915 42 84 04
27. ooling capacity Kw 3 06 3 85 3 70 4 70 5 60 5 90 Nominal total input power heat pump Kw 2 60 gt 3 00 3 90 5 00 Rated current 14 87 19 3 18 3 A 13 4 8 0 12 8 7 7 18 3 9 1 20 4 10 2 21 5 11 3 Current max 17 9 24 4 23 4 17 3 10 7 16 5 10 2 21 3 12 1 23 1 11 9 24 4 13 2 Starting current max A 2 ee al 78 39 78 39 106 53 124 62 124 62 KJF 2 8K KJF 4K OUTDOOR UNIT KJB28 KJF3K KJB3 KJB4 KJF5K KJBS 230V 1 Ph valtag6 V 50 Hz 230V 400V 3 Ph Nominal total input power cooling capacity Kw 2 88 3 67 3 52 4 45 5 35 5 65 Nominal total input power heat pump Kw 2 42 es 2 82 3 65 4 75 14 05 18 48 17 48 Rated current A 13 2 7 1 12069 17 2 8 0 19 2 9 0 20 4 10 2 Current max A 17 12 23 58 22 60 16 4 9 8 15 7 9 4 20 2 11 0 22 1 10 9 23 3 12 1 Starting current max A a 78 39 78 39 106 53 124 62 124 62 INDOOR UNIT LTX 3 LTX 3 LTX 3 LTX 5 LTX 5 LTX 5 Voltage 50 Hz 230V 1 Ph Nominal total input power cooling capacity Kw 0 18 0 18 0 18 0 25 0 25 0 25 Nominal total input power Kw 0 18 8 0 18 0 25 x 0 25 Rated current A 0 82 0 82 0 82 1 14 1 14 1 14 Starting current max A 2 46 2 46 2 46 3 42 3 42 3 42 SPECIFICATIONS SET WITH CENTRIFUGAL FAN OUTDOOR UNIT WING 2 8CFK WING3CFK WING4CFK WING 5CFK SOUND LEVEL WING 2CB WING 3CB WING 4CB WING 5CB Sound Indoor unit 1 dBA 41 46 41 46 43 48 43 48 pressure Lp level Outdoor unit 2 dBA 57 58 60 62 1 Sound level me
28. rection of the air sweep motor until they come out then release the central fixing clip so that the AIR SWEEP is removed giving better access to the top of the unit See picture Install the unit with the M 8 screws always use washers Fix the screws following the pattern on page 26 Check the strength of the screws to avoid movement of the indoor unit when removing the side and cover panel See picture C 2 Always install the filters If the unit operates without filters there is a risk of damage in the indoor unit from dust Rolling sides AIR SWEEP OPENING IN FLASE CEILING LTX3 LTX 5 1 321 mm 1 630 mm Y Y 562 mm 670 mm 25 INDOOR UNIT OPTIONALS ELECTRICAL HEATER BEFORE ATTEMPTING TO PERFORM ANY SERVICE OR MAINTENANCE TURN OFF THE ELECTRICAL POWER AND CHECK THAT THE FAN HAS STOPPED To remove the casing slide them over the rolling sides and remove horizontally Remove the filters Remove drain pan Introduce the electrical heater kit rods in the holes of one side of the coil and fix with screws on the other Fix the contactor to the fan deck Rolling side Sides and carcass Drain pan FIG 1 Contactor N Electric Heat
29. stallation inside buildings AIR SWEEP The indoor unit LTX have an automatic dispositive to distribute horizontal air flow COOLING CIRCUIT Made of welded dehydrated copper pipe with service port on the suction and liquid lines Coupling valves on outdoor unit and flare connexion on indoor unit to facilitate the refrigerant connexion A muffler in the compressor discharge line eliminates noise and pulsation of the discharge line The unit includes filter dryer and expansion system It has unidirectional and reversing valves of 4 pipes for unit in heat pump ELECTRIC CIRCUIT The indoor unit electrical panel includes a printed board which control the operating of the unit defrosting timer thermostat and system of reversing on heat pump cycle The unit is controlled from an infrared remote controller OPTIONS OUTDOOR UNIT Heating electrical heater OUTDOOR UNIT TYPE KJF KJB Supporting with braxkets depends on units e Winter control OUTDOOR UNIT TYPE KCF KCB Winter control e Main switch depends on models Grille external air SPECIFICATIONS COOLING ONLY OUTDOOR UNIT WITH AXIAL FAN R 407C WING WING WING WING MODEL 2 8TFK 3TFK 4 5TFK Cooling capacity w 7 350 9 500 11 600 13 500 OUTDOOR UNIT 2 KJF 2 8K KJF3K 4K KJF 5K Wu Il ait COMPRESSOR Type a 1 AL
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