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Summary of Contents for Lennox CSC
- Page 1 INSTALLATION, OPERATING AND MAINTENANCE AIR COOLED CONDENSING UNIT CSC/CSH CDC/CDH 20 - 100 kW MIL153E-1217 05/2018 www.lennoxemea.com...
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Page 3: Table Of Contents
All the technical and technological information contained in this manual, including any drawing and technical descriptions provided by us, remain the property of Lennox and must not be used (except in the operation of this product), reprodu- ced, issued to or made available to third parties without the prior written agreement of Lennox. -
Page 4: Points To Bear In Mind
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), reprodu- ced, photocopied, transferred or transmitted to third parties without prior written authorization from Lennox. -
Page 5: Data Page For Commissioning Unit
Compressor 1 Compressor 1 Compressor 2 Compressor 2 Compressor 3 Compressor 3 Outdoor fan section 1 Outdoor fan section 1 Outdoor fan section 2 Outdoor fan section 2 Options installed: Comments: • 3 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... -
Page 6: General Characteristics Page
Refrigerant charge (*) The units are supplied with nitrogen gas; this must be (see page 23 to calculate refrigerant charge for model CSC/ removed and the unit charged with refrigerant R-410A, CDC and CSH/DCH units to work with indoor units CIC/CIH). -
Page 7: Fan Performances
2 turns 3 turns 4 turns • Illegal position because of the limit of engine power Note: The unit leaves factory with the pulley fi t to 2 open turns • 5 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... -
Page 8: Piping Drawings
Crank case heater. (Low ambient 0ºC or -15ºC option). Liquid solenoid valve. (Long distance option). SVL3 Outdoor temperature sensor To be connected by the installer in the air treatment unit. Low pressure switch, circuit 1. LPT1 • 6 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... - Page 9 High pressure transducer, circuit 1 To be connected by the installer in the air treatment unit. HPT1 High pressure transducer, circuit 2. Low pressure transducer, circuit 1. HPT2 LPT1 Outdoor temperature sensor • 7 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018...
- Page 10 To be connected by the installer in the air treatment unit. High pressure transducer, circuit 1. HPT2 Low pressure transducer, circuit 1. Outdoor temperature sensor LPT1 Low pressure transducer, circuit 2. LPT2 High pressure switch, circuit 1. • 8 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018...
- Page 11 SVL3 To be connected by the installer in the air treatment unit. Crank case heater. High pressure transducer, circuit 1. HPT1 High pressure transducer, circuit 2. HPT2 Outdoor temperature sensor. • 9 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018...
- Page 12 SVL3 To be connected by the installer in the air treatment unit. Crank case heater. High pressure transducer, circuit 1. HPT1 High pressure transducer, circuit 2. HPT2 Outdoor temperature sensor. • 10 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018...
- Page 13 To be connected by the installer in the air treatment unit. Crank case heater. Liquid solenoid valve (Long distance option). High pressure transducer, circuit 1. HPT1 SVL4 High pressure transducer, circuit 2. HPT2 Outdoor temperature sensor. • 11 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018...
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Page 14: Unit Dimensions
Access to gas Electrical box and liquid lines (C2) Power supply Power supply cable entry cable entry External drainage External drainage - 3/4” thread Back view - 3/4” thread Front view • 12 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... - Page 15 (C2) Back view CSC/CSH 100D SPLIT - OPTIONAL VERTICAL DISCHARGE Electrical box External drainage External drainage - 3/4” thread - 3/4” thread Power supply cable entry Front view • 13 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018...
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Page 16: Preliminary Preparations
LENNOX Distribution Department and stating why the machine is unacceptable on the transport agent’s delivery note. Any later complaint or claim made to the LENNOX Distribution Department for this type of damage cannot be considered under the Guarantee. -
Page 17: Optional Operations Prior To Unit Instalation
When the tensing screw is moved, the motor fan is moved to the sides in order to tension the pulley. DISPLACEMENT • 15 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... -
Page 18: Unit Location
Floor supports (shock absorbers) (*) If the unit is mounted outdoors, without discharge duct, the installer must mount a discharge protection grill in the outlet of the outdoor fan. • 16 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... -
Page 19: Installation Clearances
Also slightly tip the unit (2%) toward the drainage side. Check that the condensation trays are clean and free from dirt and other debris from the works and that water drains correctly. • 17 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... -
Page 20: Refrigerant Connections
Close the pressure gauge, disconnect it from the service port of the unit and fi t the caps. 6. Open the service valves. 7. The unit is ready to operate. • 18 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... - Page 21 - THE GAS LINE MUST BE ALWAYS INSULATED. - THE HORIZONTAL LINES MUST BE TIPPED AT LEAST 2% TOWARD THE OUTDOOR UNIT. - THE MAXIMUM SPEED INSIDE LINES SHOULD NOT BE MORE THAN 15 m/seg. • 19 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018...
- Page 22 Those components derived from the recycling of the unit have to be managed by authorized waste manager or be left in local waste facilities according the local normative in each country. • 20 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018...
- Page 23 2.- INSTALLATION 2.7- REFRIGERANT CONNECTIONS TABLE 3.1.: REFRIGERANT CHARGE Charge of R-410A refrigerant (g) for 0 meters of line (Cooling only). CSC + Air T. Unit 4800 5950 6700 8650 10000 5700 6800 8600 10250 13000 ------ ------ ------ ------...
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Page 24: Electrical Connections
3 x 50mm² 3 x 95mm² 100D 7G x 1,5mm² 2 x (4G x 4G x 2,5mm² 1 x 25mm² 1 x 50mm² 7G x 1,5mm² 2,5mm²) 6G x 1mm² (HPIF2/HPIF3) • 22 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... - Page 25 LDRP 7 x 1,5 mm² DADS Smoke detector OPTION 5 x 1,5 mm² Hot water coil OPTION 4 x 1,5 mm² VOLTAGE OPERATING LIMITS: 342-462V COMFORT AND SERVICE TERMINAL CONNECTION • 23 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018...
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Page 26: Options Installation
3 shielded pairs 3 shielded pairs AWG24 AWG24 AWG24 AWG24 500m max. 500m max. 500m max. 500m max. DT50 DT50 DT50 DT50 DC60 DS60 DC60 DS60 DC60 DS60 DC60 DS60 • 24 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... -
Page 27: Commissioning And Operation Page
The original oil charge, including the compressor, is ICI Emkarate RL32-3MAF. This type of oil must also be used when replacing the oil completely. If only topping up, RL32-3MAF or Mobil EAC Artic 22C can be used. • 25 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... -
Page 28: Preliminary Checks At First Installation
Always to be done through a common duct or plenum. AIR INTAKE DUCT OUTDOOR SECTION ACCESO A VENTILADOR EXTERIOR DRAIN PIPE OUTDOOR INLET AIR DUCT SECTION TRAP OUTDOOR SECTION FLEXIBLE JOINT AT OPENINGS • 26 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... - Page 29 Electrical system: components shall be carried out Electrical connections can become loose during transport. Plea- using spare parts, or using parts approved by Lennox. se check them before starting-up the unit Compressors with Only the coolant shown on the manufacturer’s nameplate specifi...
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Page 30: Preventive Maintenance
DO NOT USE THE COMPRESSOR AS A VACUUM PUMP. - Charge the unit with refrigerant according to the data on the Rating Plate for the unit and check that there are no leaks. • 28 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... -
Page 31: Failure Diagnosis
The rest of the components considered as non-hazardous wastes must be recycled according to the corresponding norms. - At the end of its life, the equipment should be recycled in local waste facilities or by an authorized waste manager. • 29 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018... - Page 32 - CL60: Low pressure switch and high pressure switch are reset automatically and if it operates 3 times in one day, they change to manual reset, through the control unit. • 30 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018...
- Page 33 +33 4 72 23 20 20 +33 4 72 23 20 20 Due to LENNOX EMEA ongoing commitment to quality, the specifi cations, ratings and dimensions are subject to change without notice and without incurring liability. Improper installation, adjustment, alteration, service or maintenance can cause property damage or personal injury.
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