Carrier 38HB series Installation, Operation And Maintenance Instructions Download

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INSTALLATION, OPERATION AND
M A I N T E N A N C E I N S T R U C T I O N S

38HB/HF

Nominal cooling capacity 19,3 - 36,9 kW
Nominal heating capacity 22,3 - 41,9 kW

50 Hz

Split-system units

Translation of the original document 80127, 07.2015

Summary of Contents for 38HB series

Page 1: ...LATION OPERATION AND MAINTENANCE INSTRUCTIONS 38HB HF Nominal cooling capacity 19 3 36 9 kW Nominal heating capacity 22 3 41 9 kW 50 Hz Split system units Translation of the original document 80127 07...

Page 2: ...re commissioning 8 Electrical connections 8 Condensate drain connection 9 Checks in the centrifugal fans 10 Air ducts connections 10 Cooling connections 11 9 Safety elements 12 10 Optional 12 Condensa...

Page 3: ...stallation 40HB HF series 40HB series Indoor unit cooling only with centrifugal fan and expansion valve horizontal construction designed for installation on premises connected to a network of ducts 40...

Page 4: ...15 9 15 3 20 1 25 1 Fan A 6 9 6 9 9 0 11 6 Control A 0 9 0 9 0 9 0 9 Total A 23 7 23 1 30 0 37 6 Dimensions Length mm 1 680 1 680 2 088 2 088 Width mm 915 915 1 198 1 198 Height mm 670 670 810 810 Wei...

Page 5: ...ncluded on the plates of characteristics or in the regulatory documentation provided with the product In case of a leak Toxicity According toASHRAE 34 R 410Abelongs to theA1 A1 group i e with high saf...

Page 6: ...oor or the structure supports the weight of the unit please consult the weight of the unit in the section Centre of gravity coordenates Both the outdoor unit 38HB HF and the indoor unit 40HB HF have...

Page 7: ...ned to an acoustic technician 38HB HF 80 90 120 160 dB A 79 1 81 5 79 2 83 9 38HB HF 80 90 120 160 dB A 65 0 68 4 68 5 69 7 40HB HF 80 90 120 160 dB A 65 9 64 6 65 2 64 2 C The sound pressure level of...

Page 8: ...Electrical connections Installation norms To perform the electric installation of the unit cable glands conductor section and their calculations protections etc refer to the information provided in t...

Page 9: ...0014 All the units both outdoor and indoor are equipped with a condensates drain pan with a bronze gas threaded M 3 4 drain junction Pan drain Outdoor unit 38HB HF Indoor unit 40HB HF If the unit is g...

Page 10: ...ct to a duct network In the event that the outlet fan of the indoor circuit is accessible from a particular point in the duct network the installer must install a protection mesh in the discharge as p...

Page 11: ...l avoid the dirt formation that may collapse some spots in the cooling circuit Apply isolator to the piping covering them and af x it with tape The material used must guarantee the air tightness at op...

Page 12: ...stat When connected to the compressor suction it will stop its operation when the pressure at that point goes down below the tare value caused by obstructions in the circuit excessive dirt in the lter...

Page 13: ...sh that the units include regularly with G4 rating mounted on the same frame The frame has access designed from the right side for maintenance To access the electrical heaters the screws that fasten t...

Page 14: ...for ducting In order to remove the electrical heaters the power supply cables must be disconnected from the terminal board and the hose taken out Hose Electrical heaters Safety thermistors Rail Then u...

Page 15: ...e support next to the electric panel Liquid sight glass Liquid line Gas line Main door switch Access to the electric panel Checks prior to commissioning It is advisable to make a complete sketch of th...

Page 16: ...these parameters whilst the unit is running allows controlling the installation performance and it is the best possible way to avoid breakdowns since the analysis of these data makes early detection o...

Page 17: ...mpressor replacement Disconnect the unit from power supply Completely empty the load of refrigerant using a speci c recovery unit for R 410A Disconnect electrically the compresor Carefully unscrew the...

Page 18: ...ust be discarded by using the appropriate procedure Jugs must be kept closed Avoid using oil from an already open jug kept in poor conditions Both the oil type as well as the volume needed for each mo...

Page 19: ...ow very high adjust ow 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...

Page 20: ...Order No 10127 07 2015 Supersedes order No New Manufactured for CARRIER in Spain The manufacturer reserves the right to change the speci cation without prior notice Printed in the European Union...