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23 Glossary

Installer and user reference guide

63

RXYSQ4~Y1B
VRV IV-S system air conditioner
4P404676-1A – 2016.03

Service company

Qualified  company  which  can  perform  or  coordinate  the
required service to the product.

Installation manual

Instruction  manual  specified  for  a  certain  product  or
application, explaining how to install, configure and maintain
it.

Operation manual

Instruction  manual  specified  for  a  certain  product  or
application, explaining how to operate it.

Accessories

Labels, manuals, information sheets and equipment that are
delivered  with  the  product  and  that  need  to  be  installed
according  to  the  instructions  in  the  accompanying
documentation.

Optional equipment

Equipment  made  or  approved  by  Daikin  that  can  be
combined  with  the  product  according  to  the  instructions  in
the accompanying documentation.

Field supply

Equipment  not  made  by  Daikin  that  can  be  combined  with
the  product  according  to  the  instructions  in  the
accompanying documentation.

Содержание RXYSQ4T7V1B

Страница 1: ...er and user reference guide VRV IV S system air conditioner English Installer and user reference guide VRV IV S system air conditioner RXYSQ4T7V1B RXYSQ5T7V1B RXYSQ6T7V1B RXYSQ4T7Y1B RXYSQ5T7Y1B RXYSQ...

Страница 2: ...the pipe end 18 6 4 6 To braze the pipe end 18 6 4 7 Using the stop valve and service port 18 6 4 8 To connect the refrigerant piping to the outdoor unit 19 6 4 9 To connect the refrigerant branching...

Страница 3: ...4 Shortened maintenance and replacement cycles 59 20 Troubleshooting 60 20 1 Error codes Overview 60 20 2 Symptoms that are not air conditioner troubles 61 20 2 1 Symptom The system does not operate...

Страница 4: ...to prevent potential negative consequences for the environment and human health 1 3 For the installer 1 3 1 General If you are not sure how to install or operate the unit contact your dealer NOTICE I...

Страница 5: ...n the refrigerant system is to be opened refrigerant must be treated according to the applicable legislation WARNING Make sure there is no oxygen in the system Refrigerant may only be charged after pe...

Страница 6: ...inverter resistant to high frequency electric noise to avoid unnecessary opening of the earth leakage protector NOTICE Precautions when laying power wiring Do not connect wiring of different thickness...

Страница 7: ...after the box with the outdoor unit is delivered on site It contains information about Unpacking and handling the units Removing the accessories from the units Keep the following in mind At delivery...

Страница 8: ...OTICE When installing or servicing several units at the same time make sure NOT to switch the service panels between different models 4 2 1 Identification label Outdoor unit Location Model identificat...

Страница 9: ...g kit Description Model name Refnet header KHRQ22M29H Refnet joint KHRQ22M20T For the selection of the optimal branching kit please refer to 5 3 4 To select refrigerant branch kits on page 13 Cool hea...

Страница 10: ...nditions the measured value might be higher than the sound pressure level mentioned in Sound spectrum in the data book due to environmental noise and sound reflections In places where a mineral oil mi...

Страница 11: ...ring safety against refrigerant leaks About safety against refrigerant leaks The installer and system specialist shall secure safety against leakage according to local regulations or standards The fol...

Страница 12: ...of the above calculation exceeds the maximum concentration level a ventilation opening to the adjacent room shall be made Formula F G H F Total volume of refrigerant in the refrigerant system G Size...

Страница 13: ...up If the recommended gas pipe size up is not available you must use the standard size which might result in a small capacity decrease a e b c d a Outdoor unit b Main gas pipe c Increase d First refri...

Страница 14: ...mple 1 3 unit 8 a i Limit Example 2 unit 18 a b m Limit 120 m 65 m Maximum equivalent piping length a 150 m 85 m Maximum total piping length Example 1 1 a b c d e f g h i j k l m n p Limit Example 2 a...

Страница 15: ...table below Model Minimum circuit ampacity Recommended fuses Power supply RXYSQ4_V1 29 1 A 32 A 1 50 Hz 220 240 V RXYSQ5_V1 RXYSQ6_V1 RXYSQ4_Y1 14 1 A 16 A 3N 50 Hz 380 415 V RXYSQ5_Y1 RXYSQ6_Y1 Tran...

Страница 16: ...tion 6 3 3 To provide the installation structure Check the strength and level of the installation ground so that the unit will not cause any operating vibration or noise Fix the unit securely by means...

Страница 17: ...the outdoor unit Connecting refrigerant branch kits Connecting the refrigerant piping to the indoor units see the installation manual of the indoor units Insulating the refrigerant piping Keeping in...

Страница 18: ...the pipe 4 Flare the pipe Set exactly at the position as shown in the following illustration A Conventional flare tool Flare tool for R410A clutch type Clutch type Ridgid type Wing nut type Imperial t...

Страница 19: ...w Check for refrigerant leaks after tightening the stop valve cover To handle the service port Always use a charge hose equipped with a valve depressor pin since the service port is a Schrader type va...

Страница 20: ...at make contact with electrical parts can cause malfunctions smoke or fire NOTICE Make sure to open the stop valves after installing the refrigerant piping and performing vacuum drying Running the sys...

Страница 21: ...can evacuate to a gauge pressure of 100 7 kPa 5 Torr absolute NOTICE Make sure the pump oil does not flow oppositely into the system while the pump is not working NOTICE Do not purge the air with ref...

Страница 22: ...for liquid piping and polyethylene foam which can withstand a temperature of 120 C for gas piping Reinforce the insulation on the refrigerant piping according to the installation environment Ambient...

Страница 23: ...ring data Used indoor units Total capacity CR a Allowable capacity connection ratio VRV DX RA DX VRV DX 50 130 50 130 RA DX 80 130 80 130 a CR Connection ratio 6 7 4 To charge refrigerant To speed up...

Страница 24: ...damage the compressor NOTICE After adding the refrigerant do not forget to close the lid of the refrigerant charging port The tightening torque for the lid is 11 5 to 13 9 N m 6 7 5 Error codes when c...

Страница 25: ...mmunication error No branching is allowed after branching A B C b2 b3 c1 c2 b1 a A Outdoor unit B Indoor unit C Central user interface etc a Main line b1 b2 b3 Branch lines c1 c2 No branch is allowed...

Страница 26: ...holes Avoid damaging the casing After making the knockout holes we recommend you remove the burrs and paint the edges and areas around the edges using repair paint to prevent rusting When passing elec...

Страница 27: ...2 TO IN D UNIT V1 Y1 F1 F2 F1 F2 TO IND TO OUTD TO OUT D UNIT a a a Earth 4 Connect the power supply as follows 1 50 Hz 220 240 V L L N V1 Y1 X1M 3N 50 Hz 380 415 V L1 L2 L3 L1 L2 L3 N X1M a b c a Ear...

Страница 28: ...ion This chapter describes what you have to do and know to configure the system after it is installed It contains information about Making field settings Energy saving and optimum operation INFORMATIO...

Страница 29: ...TORY SETTING Push buttons Use the push buttons to make the field settings Operate the push buttons with an insulated stick such as a closed ball point pen to avoid touching of live parts BS1 MODE For...

Страница 30: ...splay Mode 2 You can change the value of setting 2 8 Te target temperature during cooling operation to 4 8 C as follows Action Button display 1 Start from the default situation 2 Select mode 2 BS1 5 s...

Страница 31: ...terface they can be checked again through this monitoring settings For the content or reason behind the malfunction code see 11 3 Solving problems based on error codes on page 39 where most relevant m...

Страница 32: ...the level of operation Depending on the chosen level the noise level will be lowered The start and stop moments for this function are defined under setting 2 26 and 2 27 default Deactivated Level 1 Le...

Страница 33: ...ergy consumption and comfort for the particular application Several patterns are available and explained below Modify the parameters to the needs of your building and to realize the best balance betwe...

Страница 34: ...2 8 Heating operation 2 42 3 This setting is used in conjunction with setting 2 9 Quick Overshoot during heating operation or undershoot during cooling operation is allowed compared to the requested...

Страница 35: ...vaporating temperature Quick Powerful Mild Room temperature evolution A B C D E F A Indoor unit set temperature B Operation start C Operating time D Mild E Quick F Powerful 7 3 4 Example Automatic mod...

Страница 36: ...d abnormal noises and vibrations when starting up the unit Field wiring Be sure that the field wiring has been carried out according to the instructions described in the chapter 6 8 Connecting the ele...

Страница 37: ...ssure equalisation Cooling start up control Cooling stable condition Communication check Stop valve check Pipe length check Pump down operation Unit stop INFORMATION During the test operation it is no...

Страница 38: ...1F X107A for M2F 5 After the service is finished plug the junction connector back in Otherwise the malfunction code will be displayed and normal operation will not be performed For details refer to th...

Страница 39: ...igerant charge level by recovering any excessive refrigerant with a refrigerant recovery machine The stop valve of an outdoor unit is left closed Insufficient refrigerant Open the stop valve on both t...

Страница 40: ...Q2 wiring System mismatch Wrong type of indoor units combined R410A R407C RA etc Indoor unit malfunction Check if other indoor units have malfunction and confirm indoor unit mix is allowed Improper t...

Страница 41: ...nsions in mm 140 620 140 350 345 355 40 94 43 59 30 320 30 900 1345 24 30 19 89 142 89 60 54 95 423 430 19 80 145 54 95 84 55 148 223 55 13 67 52 71 16 16 58 117 102 70 45 376 191 3TW30374 1D f a b c...

Страница 42: ...HB HD HD HU 100 1000 1000 500 HU HD HU 200 1000 1000 500 HD HU 200 1700 1000 500 HU a b 100 100 c d e eB eD A B C D E HB HD A B C 200 300 1000 A B C E 200 300 1000 1000 500 D 1000 D E 1000 1000 500 B...

Страница 43: ...A2 A1 If there is danger of drainage dripping and freezing between the upper and lower units A2 Then install a roof between the upper and lower units Install the upper unit high enough above the lowe...

Страница 44: ...rvice port high pressure f Service port refrigerant charge g Cable tie mountings to fix the field wiring with cable ties to ensure stress relief h Stop valve gas i Stop valve liquid j Accumulator k Fa...

Страница 45: ...Service port refrigerant charge f Cable tie mountings to fix the field wiring with cable ties to ensure stress relief g Stop valve gas h Stop valve liquid i Accumulator j Fan A1P Printed circuit boar...

Страница 46: ...high pressure h Check valve i Compressor accumulator j Capillary tube k Service port refrigerant charge l Accumulator m Heat sink PCB only for RXYSQ4 6_V1 M1C Compressor M1F M2F Fan motor R1T Thermis...

Страница 47: ...Heat Position in switchbox Upper side Front side Switch box Notes for RXYSQ4 6_V1 1 Symbols see below 2 For X37A refer to the installation manual of the option 3 Refer to the installation or service...

Страница 48: ...r liquid pipe FINTH Thermistor fin S1NPH High pressure sensor S1NPL Low pressure sensor S1PH High pressure switch S1S Air control switch option S2S Cool heat selector switch option V1R IGBT power modu...

Страница 49: ...n in switchbox Notes for RXYSQ4 6_Y1 1 Symbols see below 2 For X37A refer to the installation manual of the option 3 Refer to the installation or service manual on how to use BS1 BS4 push buttons and...

Страница 50: ...pressure sensor S1NPL Low pressure sensor S1PH High pressure switch S1S Air control switch option S2S Cool heat selector switch option V1R IGBT power module A2P V2R V3R Diode module A2P X A PCB connec...

Страница 51: ...0 kW COP 4 14 3 91 3 43 Heating nominal b Capacity 12 1 kW 14 0 kW 15 5 kW COP 4 52 4 28 3 90 PED Category 1 Most critical part Compressor PS V 167 bar l Maximum number of indoor units connected c 64...

Страница 52: ...Nominal running current RLA a 14 0 A 17 3 A 21 2 A 4 44 A 5 55 A 6 84 A Starting current MSC b MCA MCA MCA MCA MCA MCA Minimum circuit amps MCA c 29 1 A 14 1 A Maximum fuse amps MFA d 32 A 16 A Total...

Страница 53: ...s to be within the specified range The connection ratio CR 50 CR 130 HP class of outdoor unit 50 minimum CR VRV DX 80 minimum CR RA DX 100 nominal CR 130 maximum CR 4 50 80 100 130 5 62 5 100 125 162...

Страница 54: ...ed to connect Residential Air RA or Sky Air SA direct expansion DX indoor units f Residential Air RA direct expansion DX indoor units g User interface wireless dedicated depending on indoor unit type...

Страница 55: ...s air cooled coil increases over time restricting the energy transfer to the outdoor unit s coil Heating capability decreases and the system needs to go into defrost operation to be able to deliver e...

Страница 56: ...n off power immediately after the unit stops but wait for at least 5 minutes 17 3 3 To use the dry program WITH cool heat changeover remote control switch To start 1 Select cooling operation mode with...

Страница 57: ...er centralised control 17 5 3 To designate the master user interface RA DX In case only RA DX indoor units are connected to the VRV IV S system 1 Stop all indoor units 2 When the system is not operati...

Страница 58: ...d The comfort level is related to the timing and the effort energy consumption which is put in achieving a certain room temperature by temporarily changing the refrigerant temperature to different val...

Страница 59: ...he manufacturing number stated on the nameplate of the unit The installation date The symptoms or malfunction and details of the defect WARNING Do not modify disassemble remove reinstall or repair the...

Страница 60: ...t operate at all Check if there is no power failure Wait until power is restored If power failure occurs during operation the system automatically restarts immediately after the power supply is recove...

Страница 61: ...alised control device indoor unit Auto address malfunction inconsistency Auto address malfunction inconsistency 20 2 Symptoms that are not air conditioner troubles Following symptoms are not air condi...

Страница 62: ...is in cooling or defrost operation This is the sound of refrigerant gas flowing through both indoor and outdoor units A hissing sound which is heard at the start or immediately after stopping operatio...

Страница 63: ...uction manual specified for a certain product or application explaining how to operate it Accessories Labels manuals information sheets and equipment that are delivered with the product and that need...

Страница 64: ...4P404676 1A 2016 03 Copyright 2015 Daikin...

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