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2

   

Abrasive

surfaces

Risk of injury by

moving objects

High

temperatures

Low

temperatures

Risk of injury by

rotating objects

Electrical

voltage

ELECTRICAL CONNECTIONS

Make sure to switch off the power before installing, repairing or carrying out maintenance on the unit, 

in order to prevent serious electrical injury.

Keep local and national legislation in mind when installing the unit.

Standard Guidelines to Lennox  equipment

All technical data contained in these operating instructions, including the diagrams and technical description remains 

the property of Lennox  and may not be used (except for the purpose of familiarizing the user with the equipment), 

reproduced, photocopied, transferred or transmitted to third parties without prior written authorization from Lennox. 

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, familiarize 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 maintenance and management 

personnel.

If you have any queries or would like to receive further information on any aspect relating to your equipment,  

do not hesitate to contact us.

POINTS TO BEAR IN MIND

DANGER AND WARNING SIGNS

Содержание COMPACTAIR CDC

Страница 1: ...lennoxemeia com COMPACTAIR CSC CSH CDC CDH Installation operating and maintenance Vertical packaged air conditioner Outdoor unit 20 100 kW MIL120E 0613 06 2013 Translation of original manual...

Страница 2: ...Y CHECKS AT FIRST INSTALLATION 4 1 PREVENTIVE MAINTENANCE 4 2 CORRECTIVE MAINTENANCE 4 3 FAILURE DIAGNOSIS Lennox have been providing environmental solutions since 1895 our COMPACTAIR range continues...

Страница 3: ...ations 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 inform...

Страница 4: ...COOLING CYCLE Air intake temperature to the outdoor coil Air output temperature to the outdoor coil High pressure Low pressure circuit 1 circuit 2 circuit 1 circuit 2 Air intake temperature to the out...

Страница 5: ...Net Weight Kg CSC CDC Cooling only unit Kg CSH CDH Heat pump unit Kg Air flow m3 h Refrigerant charge NITROGEN The units are supplied with nitrogen gas this must be removed and the unit charged with r...

Страница 6: ...163 146 128 106 89 645 143 127 109 87 68 613 126 110 91 69 51 rpm m3 h 045D 9800 11200 12600 14000 829 237 213 183 136 794 235 187 156 111 758 233 161 130 86 722 231 135 104 72 686 229 109 77 57 rpm m...

Страница 7: ...rier Service valve option Suction accumulator Long distance connection option Suction accumulator Long distance connection option Fan motor Coil Pressure gauge 5 16 to be fitted by the installer Disch...

Страница 8: ...distance connection option Fan motor Coil Fan motor Coil Service valve option Service valve option Service valve option Pressure gauge 5 16 to be fitted by the installer Discharge sensor Liquid solen...

Страница 9: ...circuit 2 High pressure switch circuit 1 Coil Fan motor Coil Fan motor Suction accumulator Long distance connection option Suction accumulator Long distance connection option 1 5 PIPING DRAWINGS COOL...

Страница 10: ...Fan Expansion valve Filter drier Service valve option Service valve option Suction accumulator Long distance connection option Check valve Check valve Filter drier Expansion valve Check valve Suction...

Страница 11: ...ve option Expansion valve Filter drier Suction accumulator Long distance connection option Check valve Check valve Filter drier Expansion valve Check valve Suction accumulator Check valve Pressure gau...

Страница 12: ...r Check valve Service valve option Service valve option Fan Coil Filter drier Check valve Check valve Expansion valve Suction accumulator Long distance connection option Check valve Filter drier Expan...

Страница 13: ...73 5 518 493 1475 251 5 25 541 78 5 493 373 5 1 GENERAL CHARACTERISTICS 1 6 UNIT DIMENSIONS Access to gas and liquid lines Power supply cable entry Electrical box External drainage 3 4 thread MODELS A...

Страница 14: ...1500 252 5 25 543 74 5 420 403 622 1500 252 5 25 543 74 5 221 5 1 GENERAL CHARACTERISTICS 1 6 UNIT DIMENSIONS SPLIT STANDARD HORIZONTAL DISCHARGE SPLIT OPTIONAL VERTICAL DISCHARGE Back view Access to...

Страница 15: ...on the floor ensure that the position is not subject to flooding When positioning the unit be sure that the Rating Plate is always visible since this data will be necessary to ensure correct maintena...

Страница 16: ...off its diameter to modify the air flow of the unit as required 1 Fixed part 2 Mobil part 3 Fixing screw CLOSE PULLEY To increase the fan flow turn the mobile part in direction B Clock wise OPEN PULLE...

Страница 17: ...e area where the heat pump unit is to be installed is low or the cycle functioning are too long it may necessary to install an electrical heater below the likely coils on the drip tray which avoids th...

Страница 18: ...d on absorbent and antivibrating material to avoid the vibrations being transmitted to the structure of the building 2 6 DRAINS All the indoor and outdoor sections of these units have a 3 4 steel thre...

Страница 19: ...p and purge the air from the hose at the pressure gauge manifold Set up the amount of additional refrigerant on the weighing scale open the high pressure and charged in the liquid state If the total a...

Страница 20: ...INES MUST BE TIPPED AT LEAST 2 TOWARD THE OUTDOOR UNIT THE MAXIMUM SPEED INSIDE LINES SHOULD NOT BE MORE THAN 15 m seg OUTDOOR UNIT INDOOR UNIT A B C Unit positions L Total length 1 Gas line 2 Liquid...

Страница 21: ...RRES PONDS TO CIRCUIT C1 AND THE SMALLEST ONE TO THE C2 CIRCUIT The unit is supplied with brazing connections As an option the unit can be supplied with gas precharge from the fac tory in that case on...

Страница 22: ...cuit 2 REFRIGERANT CHARGE FOR THE SET EXAMPLE To install a CSH 030 CIH 030 set with 22m refrigerant line length between the outdoor and indoor units the refrigerant charge must be calculated as follow...

Страница 23: ...070D 3 x 25mm 2 x 16mm 3 x 70mm 2 x 35mm 085D 100D 3 x 35mm 2 x 16mm 3 x 95mm 2 x 50mm 2 x 4 x 4mm 10 x 1 5mm 6 x 1mm 4 x 2 5 mm STD HP1 2 x 4 x 1 5 mm HP1 HP2 4 x 10 mm 6 x 1 5 mm 4 x 16 mm 6 x 1 5 m...

Страница 24: ...ote ambient sensor STANDARD 2 x 1 mm shielded Remote duct sensor OPTION 2 x 1 mm shielded Duct remote sensor for enthalpic free cooling OPTION 5 x 1 mm shielded CO2 Air quality probe Available only wi...

Страница 25: ...RIAL CARD Cable c section mm2 two wire S12E racing from min 0 2 a max 2 5 mm2 AWG 20 22 1000m max Connect a 120 1 4 W terminating resistor MODBUS only SERIAL CARD SERIAL CARD SERIAL CARD SERIAL CARD C...

Страница 26: ...e refrigerant charge The compressor cannot work with incorrect or excessive refrigerant It may be necessary to add oil to the system depending on the piping length See below an example of calculation...

Страница 27: ...unit The solution is to disconnect reverse two of the phases and connect again ASTP Protection is included with the unit compressors See Fault diagnosis for more information WITH OPERATING UNIT CHECK...

Страница 28: ...hours before any return to service Non compliance with this instruction can cause dete rioration of the compressors Monitoring of the pressures draining and filling of the system under pressure shall...

Страница 29: ...corrosion forming Use silver alloy brazing rod Take special care that the flame from the torch is directed away from the component to be welded and cover with a wet rag to prevent overheating PRECAUTI...

Страница 30: ...verse the power phases Correct leak create vacuum and charge Inspect and clean Inspect and correct or change the filter drier Inspect suction and discharge pressure values and correct Check input volt...

Страница 31: ...30 NOTES...

Страница 32: ...MBOURG FRANCE GERMANY ITALY NETHERLANDS POLAND PORTUGAL Due to Lennox s ongoing commitment to quality the specifications ratings and dimensions are subject to change without notice and without incurri...

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