Airwell Itelco-Clima CLC 182 ELN Installation And Maintenance Manual Download Page 8

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Page 7

Safety

English

2.7 Safety plates

The labels below will be affixed to each unit in the in-

dicated point:

Identification of the refrigerant - External door

Identification of the unit -

Outside, on the right-hand front column

R407C

Electrical warning

Adjacent to the master switch

Gravity centre - Base

TENERE SU QUESTA LINEA

GANCIO DI SOLLEVAMENTO

KEEP LIFT HOOK

ON THIS LINE

Manuale CLS-CLH1 7.2.2005 10:17 Pagina 7

Summary of Contents for Itelco-Clima CLC 182 ELN

Page 1: ...led water chillers air cooled condensing units and air to water reverse cycle heat pumps Installation and maintenance manual IOM CLSCH N 1GB Date November 2005 Supersedes None CLS CLC CLH 182 602 41 1...

Page 2: ...heat pump unit only 16 4 6 Power supply 16 4 7 Electrical connections 17 5 START UP 5 1 Preliminary check 19 5 2 Start up 19 5 3 Checking the operation 20 5 4 Delivery to the customer 20 6 CONTROL 6...

Page 3: ...Condenser 76 9 6 Fans 76 9 7 Dehydrating filter 77 9 8 Sight glass 77 9 9 Thermostatic expansion valve 77 9 10 Evaporator 77 10 TROUBLESHOOTING 78 11 SPARE PARTS 11 1 Spare parts list 80 11 2 Oil for...

Page 4: ...warranty to be valid the following conditions shall be met h The machine must be operated only by skilled per sonnel from Itelco Clima s Authorised After Sales Service h Maintenance must be performed...

Page 5: ...tools and danger signs indicate the presence of hot pipes or components high surface temperature The guards of the fans only for units pro vided with air heat exchangers must be al ways mounted and mu...

Page 6: ...e unit is placed in a closed room wear ear pro tection devices h cut off connecting pipes drain them in order to balance the pressure to the atmospheric value be fore disconnecting them disassemble co...

Page 7: ...om the mains with the external disconnecting switch h place a warning sign do not turn on mainte nance in progress on the external disconnecting switch h make sure that on off remote controls are inhi...

Page 8: ...nt Identification of the refrigerant External door Identification of the unit Outside on the right hand front column R407C Electrical warning Adjacent to the master switch Gravity centre Base TENERE S...

Page 9: ...Adjacent to fittings ATTENZIONE INSERIRE LE RESISTENZE DI RISCALDAMENTO OLIO ALMENO 12 ORE PRIMA DI OGNI AVVIAMENTO SE PREVISTE PRIMA DELLA MESSA IN TENSIONE ASSICURARSI CHE LE VITI DEI CIRCUITI ELET...

Page 10: ...igh concentrations may result in the risk of asphyxia due to the reduction in the oxygen percentage in the atmosphere Remove the patient to fresh air and keep warm and at rest If necessary give oxygen...

Page 11: ...s ventilate the room Reduce the leak with sand earth or other absorbing substances Make sure that the liquid does is not channelled into gutters sewers or pits where the vapours are likely to create a...

Page 12: ...excess heat May corrode some types of paint or rubber Use in well ventilated rooms Always wear protective goggles or a mask Wearing protective gloves is not mandatory but is recommended in case of pr...

Page 13: ...nded to inform Itelco Clima immediately Please note that Itelco Clima may not be held liable for any damage to the equipment during transporta tion even though the carrier has been appointed by the fa...

Page 14: ...unless in areas where there is a serious risk of earth quake or if the appliance is installed on the top of a steel frame 3 4 Storage When the unit is to be stored before installation adopt a few pre...

Page 15: ...ipes h the unit must not be installed leeward with respect to sources of air contaminated by greases such as for example the outlets to kitchen exhaust hoods into the atmosphere Otherwise the grease i...

Page 16: ...nstallation The capacity of the expansion vessel must allow for an expansion of at least 2 of the volume of the fluid in the circuit evapora tor piping user circuit and standby tank if any The expansi...

Page 17: ...onnection points 4 5 Draining the defrosting waste water for heat pump unit only When heat pump units work in heating mode dur ing defrosting cycles they may discharge water from the base This is why...

Page 18: ...al connections The unit must be installed on site according to the Machinery Directive 98 37 EC the Low Voltage Di rective 73 23 EC the Electromagnetic Interference Directive 89 336 EC and the usual p...

Page 19: ...ES FLOW METER EXTERNAL INTERLOK PUMP CONSENT COMMON ANTIFREEZE CONTROL MAX 0 5 AMP 230 Vac EXTERNAL PUMP CONTROL MAX 0 5 AMP 230 Vac ALARMED MACHINE 1 2 COMPRESSOR 1 ON COMPRESSOR 2 ON LOW WATER LEVEL...

Page 20: ...n clean the fil ters on the suction side of the pumps h Adjust the liquid distribution network in such a way that the flow rate is within the specified range h Check that the water quality is up to th...

Page 21: ...atures during operation at high and low pressure detected by the pressure gauges of the refrigerant are within the following range On the units not provided with HP LP pressure gauges for the refrige...

Page 22: ...tions These units are provided with antifreeze protection for the chilled fluid This protection consists of a resis tor in contact wit the refrigerant fluid heat exchang er which is enabled also when...

Page 23: ...tion 3 Selects the operation mode 4 Unit start stop Reset of the alarms 5 Displays the parameter values and quantities 6 Displays Compressor 2 running blinking timing in progress 7 Displays Resistor o...

Page 24: ...ght up To stop the machine press the same button again h When you press the MODE button you obtain the following sequence Standby or Cooling or Heating or Standby Do not switch from heating to cooling...

Page 25: ...ing the evaporator drops below 4 C After the activation of this alarm the control system halts the operation of the involved refrigeration circuit The reset is manual from he control panel External in...

Page 26: ...ed with hydronic kit 1 pump CLS CLH 2P Unit provided with hydronic kit 2 pumps CLS CLH 1PT Unit provided with hydronic kit 1 pump and 1 storage tank CLS CLH 2PT Unit provided with hydronic kit 2 pumps...

Page 27: ...is provided with galvanised steel accident prevention guard Finally motors are completely closed protection class IP54 protection thermostat immersed in wind ings The continuous speed regulator is pro...

Page 28: ...valve 11 Thermostatic valve 12 Liquid receiver 13 Plate type heat exchanger 14 Liquid separator Safety devices A HP pressure switch B LP pressure switch C Transducer D Water differential pressure swi...

Page 29: ...ening to the base They are supplied separated from the unit and must be mounted on site by the cus tomer at his own expense Wire type remote control kit The kit includes a remote control for wall moun...

Page 30: ...kPa 13 7 18 2 22 7 27 6 Nominal pressure drops kPa 26 9 35 7 44 4 54 1 Max pressure drops kPa 74 6 99 5 123 5 150 4 PRESSURE DROPS IN THE EVAPORATOR CLH 182 CLH 202 CLH 242 CLH 302 CLH 352 K 52 3 41...

Page 31: ...m water content l 3 3 3 9 2 8 3 3 4 4 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 2 Outlet diameter inch 2 2 2 2 2 Weights Basic unit k...

Page 32: ...4 1 Minimum water content l 5 0 5 0 5 0 5 0 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 Outlet diameter inch 2 2 2 2 Weights Basic unit...

Page 33: ...3 2 Minimum water content l 3 3 3 9 2 8 3 3 4 4 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 2 Outlet diameter inch 2 2 2 2 2 Weights Ba...

Page 34: ...4 1 Minimum water content l 5 0 5 0 5 0 5 0 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 Outlet diameter inch 2 2 2 2 Weights Basic unit...

Page 35: ...6 Minimum water content l 3 3 3 9 2 8 3 3 4 4 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 2 Outlet diameter inch 2 2 2 2 2 Weights Bas...

Page 36: ...4 1 Minimum water content l 5 0 5 0 5 0 5 0 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 Outlet diameter inch 2 2 2 2 Weights Basic unit...

Page 37: ...3 2 Minimum water content l 3 3 3 9 2 8 3 3 4 4 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 2 Outlet diameter inch 2 2 2 2 2 Weights Ba...

Page 38: ...1 2 Minimum water content l 5 0 5 0 5 0 5 0 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 Outlet diameter inch 2 2 2 2 Weights Basic unit...

Page 39: ...0 Minimum water content l 3 3 3 9 2 8 3 3 4 4 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 2 Outlet diameter inch 2 2 2 2 2 Weights Bas...

Page 40: ...8 2 Minimum water content l 5 0 5 0 5 0 5 0 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 Outlet diameter inch 2 2 2 2 Weights Basic unit...

Page 41: ...1850 1850 1 Indicative value Always refer to the value specified on the unit s label 2 STD Version Height 1750 mm CLC STD LN HPF HT 402 502 552 602 Power supply V ph Hz 400 3 50 Number of circuit 2 2...

Page 42: ...10 1110 Height mm 1850 1850 1850 1850 1850 1 Indicative value Always refer to the value specified on the unit s label CLC ELN 402 502 552 602 Power supply V ph Hz 400 3 50 Number of circuit 2 2 2 2 Nu...

Page 43: ...1 Minimum water content l 3 3 3 9 2 8 3 3 4 4 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 2 Outlet diameter inch 2 2 2 2 2 Weights Bas...

Page 44: ...1 8 Minimum water content l 5 0 5 0 5 0 5 0 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 Outlet diameter inch 2 2 2 2 Weights Basic unit...

Page 45: ...1 Minimum water content l 3 3 3 9 2 8 3 3 4 4 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 2 Outlet diameter inch 2 2 2 2 2 Weights Basi...

Page 46: ...8 Minimum water content l 5 0 5 0 5 0 5 0 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 Outlet diameter inch 2 2 2 2 Weights Basic unit...

Page 47: ...7 Minimum water content l 3 3 3 9 2 8 3 3 4 4 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 2 Outlet diameter inch 2 2 2 2 2 Weights Basi...

Page 48: ...1 8 Minimum water content l 5 0 5 0 5 0 5 0 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 Outlet diameter inch 2 2 2 2 Weights Basic unit...

Page 49: ...1 Minimum water content l 3 3 3 9 2 8 3 3 4 4 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 2 Outlet diameter inch 2 2 2 2 2 Weights Bas...

Page 50: ...1 8 Minimum water content l 5 0 5 0 5 0 5 0 Condenser Type Coil type Al Cu Hydraulic connections Type Gas threaded male type Inlet diameter inch 2 2 2 2 Outlet diameter inch 2 2 2 2 Weights Basic unit...

Page 51: ...ing of the unit s power cables is the responsibility of the installer who shall consider the rating the maximum working temperature in the room the type of insulation and the cable laying the maximum...

Page 52: ...oning of the unit s power cables is the responsibility of the installer who shall consider the rating the maximum working temperature in the room the type of insulation and the cable laying the maximu...

Page 53: ...er kW 19 8 26 4 31 0 36 6 44 0 Rated current A 23 7 32 1 43 4 52 0 60 8 Max current FLA A 33 6 44 8 51 4 61 4 72 6 Max start up current LRA A 117 5 151 1 177 4 207 4 248 0 External fuses A 50 63 63 80...

Page 54: ...power 2 kW 0 8 0 8 1 5 1 5 1 8 Absorbed rated current 2 A 2 1 2 1 3 8 3 8 4 9 Compressors CLS CLC 402 502 552 602 Number 2 2 2 2 Absorbed power rating compr 1 kW 18 6 23 20 3 25 3 Absorbed power ratin...

Page 55: ...r per fan kW 0 7 0 7 0 7 0 7 0 7 Max absorbed current per fan A 1 15 1 15 1 15 1 15 1 15 Fans CLS CLC LN ELN 402 502 552 602 Power supply V ph Hz 400 10 3 50 Numero n 3 3 3 3 Rated power per fan kW 0...

Page 56: ...er cables is the responsibility of the installer who shall consider the rating the maximum working temperature in the room the type of insulation and the cable laying the maximum length of the power s...

Page 57: ...19 3 25 9 31 4 36 7 42 8 Rated current A 22 6 31 0 42 3 52 1 52 0 Max current FLA A 32 5 43 7 50 3 61 5 72 3 Max start up current LRA A 116 150 176 207 256 External fuses A 50 63 63 80 100 Max cable s...

Page 58: ...er cables is the responsibility of the installer who shall consider the rating the maximum working temperature in the room the type of insulation and the cable laying the maximum length of the power s...

Page 59: ...W 19 8 26 4 32 0 37 5 43 6 Rated current A 23 7 32 1 43 4 53 7 53 6 Max current FLA A 33 6 44 8 51 4 63 1 73 9 Max start up current LRA A 118 151 177 209 258 External fuses A 50 63 63 80 100 Max cable...

Page 60: ...power 2 kW 0 8 0 8 1 5 1 5 1 8 Absorbed rated current 2 A 2 1 2 1 3 8 3 8 4 9 Compressors CLH 402 502 552 602 Number 2 2 2 2 Absorbed power rating compr 1 kW 15 8 18 8 20 3 25 3 Absorbed power rating...

Page 61: ...ted power per fan kW 0 7 0 7 0 7 0 7 0 7 Max absorbed current per fan A 1 15 1 15 1 15 1 15 1 15 Fans CLH LN ELN 402 502 552 602 Power supply V ph Hz 400 10 3 50 Number n 3 3 3 3 Rated power per fan k...

Page 62: ...power kW 51 6 58 2 80 5 85 5 91 9 107 7 115 4 Rated current A 70 5 78 9 114 9 124 4 125 4 141 9 152 1 Max current FLA A 80 4 91 6 122 9 133 8 145 7 170 5 183 5 Max start up current LRA A 164 198 249 2...

Page 63: ...1 150 169 402 ELN 984 340 320 152 172 502 ELN 1080 374 351 166 189 552 ELN 1215 420 395 187 212 602 ELN 1250 432 407 193 218 UNIT WITH 2 PUMPS Support 4 A4 Support 3 A3 Support 2 A2 Support 1 A1 Weigh...

Page 64: ...181 502 ELN 1132 392 368 174 198 552 ELN 1267 438 412 195 221 602 ELN 1302 450 424 201 227 UNIT WITH 1 PUMPS AND 1 TANK Support 4 A4 Support 3 A3 Support 2 A2 Support 1 A1 Weight kg CLS 182 STD LN HP...

Page 65: ...LN HPF HT 1370 483 454 202 231 402 STD LN HPF HT 1444 500 471 222 251 502 STD LN HPF HT 1622 561 529 250 282 552 STD LN HPF HT 1757 608 573 270 305 602 STD LN HPF HT 1792 620 585 276 311 182 ELN 969...

Page 66: ...T 841 296 278 124 142 402 STD LN HPF HT 907 314 296 139 157 502 STD LN HPF HT 995 344 325 153 173 552 STD LN HPF HT 1131 391 369 174 196 602 STD LN HPF HT 1167 404 381 179 203 182 ELN 620 210 194 100...

Page 67: ...3 205 502 ELN 1180 407 385 183 205 552 ELN 1315 453 429 204 228 602 ELN 1350 465 441 210 234 UNIT WITH 1 PUMP Support 4 A4 Support 3 A3 Support 2 A2 Support 1 A1 Weight kg CLH 182 STD LN HPF 682 236 2...

Page 68: ...1 214 502 ELN 1232 425 402 191 214 552 ELN 1367 471 446 212 237 602 ELN 1402 483 458 218 243 UNIT WITH 1 PUMP AND 1 TANK Support 4 A4 Support 3 A3 Support 2 A2 Support 1 A1 Weight kg CLH 182 STD LN HP...

Page 69: ...D LN HPF 1572 553 523 233 263 402 STD LN HPF 1722 595 563 266 298 502 STD LN HPF 1722 595 563 266 298 552 STD LN HPF 1857 641 607 287 322 602 STD LN HPF 1892 653 618 293 328 182 ELN 987 332 310 162 18...

Page 70: ...1100 2 VIEW C with tank 368 470 404 2 male 8 5 Overall dimensions CLS 182 302 STD LN ELN HT HPF Models Versions Dimensions A mm Dimensions B mm Dimensions C mm STD 1756 2110 1750 LN ELN HT HPF 1756 2...

Page 71: ...male with tank VIEW C CLS 352 602 STD LN ELN HT HPF Note Do not extract dimensions if not specifyed in the drawings Models Versions Dimensions A mm Dimensions B mm Dimensions C mm STD 2406 2760 1750 L...

Page 72: ...D1 D2 E1 E2 182 202 1 2 7 8 242 602 5 8 1 5 8 Note Back view shows the refrigerant attacks For the other dimensions to reference to CLS units The refrigerant connections doesn t arrive to the back fra...

Page 73: ...2 VIEW C without tank 501 784 470 2 male CLH 182 242 STD LN HPF CLH 182 202 ELN Models Versions Dimensions A mm Dimensions B mm Dimensions C mm STD 1756 2110 1750 LN ELN HPF 1756 2110 1850 STD 1756 2...

Page 74: ...TD LN ELN HPF CLH 242 ELN CLH 352 602 STD LN ELN HPF Models Versions Dimensions A mm Dimensions B mm Dimensions C mm CLH 242 ELN HPF 2406 2760 1850 STD 2406 2760 1750 LN ELN HPF 2406 2760 1850 STD 275...

Page 75: ...8 1 0 1 5 0 8 0 8 1 5 1 0 VISTA A A For all sizes 1000 mm 1000 mm 1000 mm For all sizes 1000 mm PARETE A PARETE A 1 5 m 1 5 m A1 A1 A3 A2 A2 2 0 m 1 0 m 1 0 m PARETE C DISPOSIZIONE 1 DISPOSIZIONE 2 PA...

Page 76: ...incurred to repair the ap pliance in its original state The provisions of this section apply only to standard units according to the order requirements other documentation may be added concerning any...

Page 77: ...ed following a mechanical failure or if burnt contact one of Itelco Clima s Service Centers Compressors use polyester oil for both the versions manufactured for R134a and R407C During maintenance oper...

Page 78: ...uction pressure with the pressure gauges on the board of the unit o using a pressure gauge connected to the service valve on the suc tion side From the pressure gauge s temperature scale mea sure the...

Page 79: ...se overheating Check the charge Excessive noise Vibration of lines Check the clamping brackets if any Whistler emitted by the thermostatic expansion valve Refill Check the dehydrating filter Noisy com...

Page 80: ...distribution network inform the Energy Distributor Short circuit of the compressor s mo tor Check the continuity of the winding Seized compressor Replace the compressor Identify and remove the leak I...

Page 81: ...pressor s fuses 6 Auxiliary fuses 6 Set of compressor contactors 1 Fan s contactor 1 Water sensor 1 Air sensor 1 Electronic card 1 Keyboard 1 Compressor oil resistor 1 11 2 Oil for compressors The com...

Page 82: ...in the heat exchange sec tions of the plant If no shutoff valves have been provided it may be necessary to drain the whole plant If a glycoled solution or a similar fluid has been used in the hydrauli...

Page 83: ...As part of our ongoing product improvement programme our products are subject to change without prior notice Non contractual photos Your distributor...

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