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Carrier 50HB, Manual

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Horizontal package air conditionners

Contents

1.   Introduction .......................................................................................................................................................................................................3

2.   Operation limits .................................................................................................................................................................................................3

3.   Technical characteristics (EN-14511-2013) .......................................................................................................................................................4

4.  Safety advice .....................................................................................................................................................................................................5

5.  Unit identi

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  cation ...............................................................................................................................................................................................5

6.    Transport ...........................................................................................................................................................................................................6

7.   Location and assembling ..................................................................................................................................................................................6

Location designation .........................................................................................................................................................................................6

Assembling........................................................................................................................................................................................................6

Sound level .......................................................................................................................................................................................................7

Anchorage for silent-blocks ...............................................................................................................................................................................7

Minimum free space for commissioning and maintenance operations .............................................................................................................7

8.   Checking before commissioning .......................................................................................................................................................................8

Electrical Connections .......................................................................................................................................................................................8

Checks at centrifugal fans .................................................................................................................................................................................9

Interchangeable position of air supply. ..............................................................................................................................................................0

Interchangeable position of air return..............................................................................................................................................................11

Air ducts connections ......................................................................................................................................................................................11

Condensate drain connection .........................................................................................................................................................................11

9.    Options ............................................................................................................................................................................................................12

Condensation pressure control .......................................................................................................................................................................12

Air

fl

 ow control .................................................................................................................................................................................................12

Clogged

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  lter  detector .....................................................................................................................................................................................12

Filters ..............................................................................................................................................................................................................12

Electrical heater ..............................................................................................................................................................................................12

10. Safety elements ...............................................................................................................................................................................................14

11. Commissioning ................................................................................................................................................................................................14

Checks prior to commissioning .......................................................................................................................................................................14

Possible problems at commissioning ..............................................................................................................................................................15

Operational checks .........................................................................................................................................................................................15

12.  Maintenance ....................................................................................................................................................................................................16

13. Control and analysis of breakdowns................................................................................................................................................................18

Summary of Contents for 50HB

Page 1: ...PERATION AND MAINTENANCE INSTRUCTIONS 50HB HF Nominal cooling capacity 12 5 35 9 kW Nominal heating capacity 14 2 41 0 kW 50 Hz Horizontal package air conditionners Translation of the original document 80053 09 2016 ...

Page 2: ...ations 7 8 Checking before commissioning 8 Electrical Connections 8 Checks at centrifugal fans 9 Interchangeable position of air supply 0 Interchangeable position of air return 11 Air ducts connections 11 Condensate drain connection 11 9 Options 12 Condensation pressure control 12 Air flow control 12 Clogged filter detector 12 Filters 12 Electrical heater 12 10 Safety elements 14 11 Commissioning 14...

Page 3: ...2014 35 EU PED 2014 68 EC Category 2 RoHS 2011 65 EU Eco design 2009 125 CE Eco labelling 2010 30 EU and with Harmonised Standard EN 378 2 2012 After manufacturing all units are charged with refrigerant and are tested at the factory verifying the correct operation of all their components within the operating range for which they are intended Those in charge of the installation commissioning operat...

Page 4: ...arate RL 32CF Mobil EAL Artic 22CC Voulme of oil l 1 6 1 6 1 6 3 0 3 3 3 3 Electrical characteristics Electrical power supply 400 V III ph 50 Hz 10 Power supply 3 Wires Ground Maximum absorbed current Compressor A 15 0 19 0 19 0 22 0 29 0 35 0 Outdoor fan A 2 7 3 6 3 6 5 0 5 0 6 9 Indoor fan A 1 6 2 7 2 7 3 6 3 6 6 9 Control A 2 0 2 0 2 0 2 0 2 0 2 0 Total A 21 3 27 3 27 3 32 6 39 6 50 8 Refrigera...

Page 5: ...ortant Immediately repair any refrigerant leak using a recovery unit specific for R 410A that avoids a possible mixture of refrigerants and or oils Refrigerant leaks A periodical check must be performed for refrigerant gas leaks as per Regulation EC Nº517 2014 over certain greenhouse effect fluoride gases Please consult the frequency of checks in chapter of Maintenance Components of the R 410A R 32 ...

Page 6: ...6 609 609 266 65 253 585 617 268 603 615 268 80 332 755 746 308 775 743 308 90 375 764 769 307 744 766 307 120 472 1 104 917 340 1 106 906 340 160 521 1 096 921 343 1 097 910 343 Assembling These units can be installed on the floor or on a brick frame or steel profile Foresee appropriate damping devices in these fixtures to ensure that noise and vibration transmission is avoided Location designation ...

Page 7: ...the air supply and return grille slats due to being tightly closed If in the indoor outdoor circuit the air return is not ducted it is necessary to foresee in the plenum formed by the ceiling framework and walls adequately sized grids appropriate so that the circuit in question aspires the return air Sound level These units are designed to work with a low acoustic level In any case the design of t...

Page 8: ...rm signal optional 2 wires 6 Safety electrical heaters opt 2 wires The same power supply used for powering the control board must also be used for powering the terminal The thermostat must be fixed at a height of 1 5 m y all possible interferences must be avoided sun outdoor air internal heat sources Mount the thermostat to the wall using the bracket do not leave it hanging from the wire or embeddi...

Page 9: ...nd the room is very important so that the flows and pressures provided to the duct network are as required Pulley and belt adjustment Both for the indoor circuit motorfans as well as the outdoor circuit are coupled by pulleys and belts In this type of fans the following must be taken into considerations The pulleys must be on the same plane so it is important to check them with the help of a ruler ...

Page 10: ...e the motor by unscrewing the 2 fixation bolts of the motor feet one on each side of the motor Turn the motor 180 degrees and reassemble it on the fan The change of the position of the pulleys is done to facilitate access in the new location The fan pulley and the belt must be placed on the same side as the motor pulley Mount the panel and the motorised fan unit in its new location First of all rem...

Page 11: ...o the technical characteristics table The duct calculation and design must be made by qualified technical personnel It is advisable to take into consideration the following recommendations Bendsinthefandischargesupplymustbeavoided Itisrecommendable to have a straight section of duct measuring approximately 1 metre If it is not possible they must be as smooth as possible using indoor deflectors when ...

Page 12: ...rol is advisable for units that work in cooling with an outdoor temperature below 15º C In units with centrifugal fan a check is performed per damper in the fan outlet A servomotor opens or closes the damper depending on the proportional signal 0 10V received from the electronic control system Clogged filter detector Differential pressostat for indication of maintenance to filters Automatic reactiva...

Page 13: ...anel Step 4 close the access panel The outlet is ready for ducting Inordertoremovetheelectrical heaters the power supply cables must be disconnected from the terminal board and the hose taken out Rail Then unscrew the screw that fastens the resistor frames and take out by the rail as shown in the following images Hose Electrical heaters Safety thermistors Kit assembly When the frame with the heate...

Page 14: ...TE RECALENTAMIENTO DE ACEITE DEL CÁRTER KOENNEN TO ALLOW THE COMPRESSOR S STARTING AU PREMIER DÉMARRAGE OU APRÈS UNE ABSCENCE TENSION 24 HEURES AVANT D AUTORISER LE DÉMARRAGE DU DES COMPRESSEUR S AL PRIMO AVVIAMENTO U DOPO UNA INTERRUZIONE PROLUNGATA DELLA ALIMENTAZIONE ELETTRICA LASCIARE LA MACCINA SOTTO TENSIONE PER 24 ORE PRIMA DI AUTORIZZARE L AVVIAMENTO DEL DEI COMPRESSORE I ANTES DEL PRIMER ...

Page 15: ...he refrigerant via the schrader valve of the liquid line using the appropriate equipment and tools with the compressor stopped monitoring the pressures to control any anomaly High pressure schrader valve optional pressure gauge connection Low pressure schrader valve optional pressure gauge connection Schrader valve for refrigerant load Check the unit operation by verifying the electronic control a...

Page 16: ...ravimetric filter can be extracted easily by both sides Clean usually Depending on the installation conditions the filter aspect must be examined to define the cleaning periodicity Cleaning the filtering mesh can be done with a household vacuum cleaner or else by submerging it in water Outdoor circuit condensate drain Indoor circ pan Indoor circ coil Outdoor circ pan Outdoor circ coil General recommen...

Page 17: ... circuit clean and without humidity neutralizing the acids that can be found in the cooling circuit Verify dirt measuring the difference in temperature at the tubing level at the inlet and at the outlet of the dehydrant If necessary replace Refrigerant Only qualified personnel must perform a periodic tightness control in accordance with the regulation CE Nº 517 2014 The frequency of checks is no lo...

Page 18: ... air or water in condenser very low air or water flow very high adjust flow f Repair Compressor does not start does not make noise humming a No power b The contacts of a control element are open c Timing of anti cycle short does not allow the starting d Open contact e Contactor coil burnt f Indoor Klixon open a Check differential magnetothermals b Verify the safety chain of the electronic control c ...

Page 19: ......

Page 20: ...Order No 10053 09 2016 Supersedes order No 05 2015 Manufactured for CARRIER in Spain The manufacturer reserves the right to change the specification without prior notice Printed in the European Union ...

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