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6 Configuration

Installation and operation manual

15

RKXYQ5T7Y1B
VRV IV compressor unit for indoor installation
4P408443-1 – 2015.07

X1M

X2M

c

c

b

a

≥50 mm

b

a

X2M

b

a

X1M

L1

F1 F2

L2 L3 N

c

c

a

Transmission wiring

b

Power supply

c

Cable tie

5

Reattach the service covers.

6

Connect an earth leakage circuit breaker and fuse to the power
supply line.

5.8

Finishing the compressor unit
installation

5.8.1

To finish the transmission wiring

After  installing  the  transmission  wires  inside  the  unit,  wrap  them
along  with  the  on-site  refrigerant  pipes  using  finishing  tape,  as
shown in figure below.

a

b

c

d

e

a

Liquid pipe

b

Gas pipe

c

Insulator

d

Transmission wiring (F1/F2)

e

Finishing tape

6

Configuration

INFORMATION

It  is  important  that  all  information  in  this  chapter  is  read
sequentially  by  the  installer  and  that  the  system  is
configured as applicable.

DANGER: RISK OF ELECTROCUTION

6.1

Making field settings

6.1.1

About making field settings

To  configure  the  heat  pump  system,  you  must  give  input  to  the
compressor unit's main PCB (A1P). This involves the following field
setting components:

▪ Push buttons to give input to the PCB

▪ A display to read feedback from the PCB

▪ DIP switches (only change the factory settings if you install a cool/

heat selector switch).

Field settings are defined by their mode, setting and value. Example:
[2‑8]=4.

PC configurator

You  can  also  make  field  settings  through  a  personal  computer
interface  (for  this,  option  EKPCCAB  is  required).  The  installer  can
prepare the configuration (off-site) on PC and afterwards upload the
configuration to the system.

See  also: 

"6.1.9  To  connect  the  PC  configurator  to  the  compressor

unit" on page 20

.

Mode 1 and 2

Mode

Description

Mode 1

(monitoring
settings)

Mode 1 can be used to monitor the current
situation of the compressor unit. Some field
setting contents can be monitored as well.

Mode 2

(field settings)

Mode 2 is used to change the field settings of
the system. Consulting the current field setting
value and changing the current field setting
value is possible.

In general, normal operation can be resumed
without special intervention after changing field
settings.

Some field settings are used for special
operation (e.g., 1 time operation, recovery/
vacuuming setting, manual adding refrigerant
setting, etc.). In such a case, it is required to
abort the special operation before normal
operation can restart. It will be indicated in
below explanations.

6.1.2

To access the field setting components

See 

"5.1.1 To open the compressor unit" on page 7

.

6.1.3

Field setting components

The components to make field settings are as follows:

A1P

A2P

X1M

X2M

BS2

SET

BS1

MODE

BS3

RETURN

BS4

TEST

BS5

RESET

H1P

H2P

H3P

H4P

H5P

H6P

H7P

H8P

1 2

OFF

ON

DS1

MULTI

DEMAND

L.N.O.P.

SLAVE

MASTER

IND

TEST/

HWL

MODE

DS1

DIP switches

BS1~BS5

Push buttons

H1P~H7P

7‑LEDs display

H8P

LED for indication during initialisation
ON (

) OFF ( ) Flashing (

)

Содержание RKXYQ5T7Y1B

Страница 1: ...Installation and operation manual VRV IV compressor unit for indoor installation English Installation and operation manual VRV IV compressor unit for indoor installation RKXYQ5T7Y1B...

Страница 2: ...e dokumentidega kui neid kasutatakse vastavalt meie juhenditele atitinka emiau nurodytus standartus ir arba kitus norminius dokumentus su s lyga kad yra naudojami pagal m s nurodymus tad ja lietoti at...

Страница 3: ...components 15 6 1 4 To access mode 1 or 2 16 6 1 5 To use mode 1 and default situation 16 6 1 6 To use mode 2 17 6 1 7 Mode 1 and default situation Monitoring settings 17 6 1 8 Mode 2 Field settings...

Страница 4: ...unit Heat exchanger unit installation manual Installation instructions Format Paper in the accessory bag of the heat exchanger unit Installer and user reference guide Preparation of the installation...

Страница 5: ...stallation site 4 1 1 Installation site requirements of the compressor unit Service space Mind the following requirements 10 a 10 10 500 10 mm 3D098835 1 b a Top view b Front view NOTICE This is a cla...

Страница 6: ...HP Piping outer diameter size mm Gas pipe Liquid pipe Standard Size up 5 15 9 19 1 9 5 C Piping between refrigerant branch kits Use the following diameters Indoor unit capacity index Piping outer diam...

Страница 7: ...tted to the building use a vibration proof rubber field supply You can install the compressor unit directly on the floor or on a structure On the floor You do NOT have to fix the unit with anchor bolt...

Страница 8: ...mm 22 5 27 5 5 3 2 To remove the pinched pipes WARNING Any gas or oil remaining inside the stop valve may blow off the pinched piping Failure to observe the instructions in procedure below properly ma...

Страница 9: ...hole b Hit on the knockout hole and remove it c Remove the burrs d Paint the edges and areas around the edges using repair paint to prevent rusting NOTICE Precautions when making knockout holes Avoid...

Страница 10: ...ping for example water may have entered the piping first carry out the vacuum drying procedure below until all moisture has been removed All piping inside the unit has been factory tested for leaks On...

Страница 11: ...orrosive effect between the brass flare nut and the copper flare 5 4 5 To perform vacuum drying To remove all moisture from the system proceed as follows 1 Evacuate the system for at least 2 hours to...

Страница 12: ...ill take longer then Stage 2 Manual charging Only necessary if the determined additional refrigerant amount is not reached yet by pre charging Stage 1 Pre charging Summary Pre charging Refrigerant bot...

Страница 13: ...efrigerant on page 13 and solve the malfunction accordingly Resetting the malfunction can be done by pushing BS3 You can restart the Charging instructions Aborting the manual refrigerant charge is pos...

Страница 14: ...cal wiring on the compressor unit NOTICE Follow the wiring diagram delivered with the unit located on the switch box cover Make sure the electrical wiring does NOT obstruct proper reattachment of the...

Страница 15: ...C configurator You can also make field settings through a personal computer interface for this option EKPCCAB is required The installer can prepare the configuration off site on PC and afterwards uplo...

Страница 16: ...re operation in order to have power running to the crankcase heater and to protect the compressor Turn on the power supply of the compressor unit heat exchanger unit and all indoor units When the comm...

Страница 17: ...set in mode 2 There are two methods to activate low noise operation of the compressor unit and heat exchanger unit The first method is to enable an automatic low noise operation during night time by f...

Страница 18: ...settings In mode 2 you can make field settings to configure the system The LEDs give a binary representation of the setting value number Setting binary Value Description 2 8 Te target temperature dur...

Страница 19: ...ne 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...

Страница 20: ...t exchanger unit while performing a test operation is dangerous NOTICE Be sure to turn on the power 6 hours before operation in order to have power running to the crankcase heater and to protect the c...

Страница 21: ...erform a test run 7 3 1 About test run The procedure below describes the test operation of the complete system This operation checks and judges following items Check of wrong wiring communication chec...

Страница 22: ...splayed on the user interface of the indoor unit 8 1 1 Error codes Overview Main code Cause Solution Heat exchanger fan malfunction Drain pump feedback contact is open In the heat exchanger unit Check...

Страница 23: ...anger unit capacity setting malfunction Check the type of heat exchanger unit If necessary replace the heat exchanger unit Insufficient supply voltage Check if the supply voltage is supplied properly...

Страница 24: ...vice port refrigerant charge f Filter 5 g Subcool heat exchanger h Pressure regulating valve i Capillary tube j Accumulator k Compressor accumulator l Heat exchanger M1C Compressor M1F M2F Fan motor R...

Страница 25: ...g cooling applications NOTICE Do not use the air conditioner for other purposes In order to avoid any quality deterioration do not use the unit for cooling precision instruments food plants animals or...

Страница 26: ...om dropping or cold air from blowing Defrost operation In heating operation freezing of the heat exchanger unit s air cooled coil increases over time restricting the energy transfer to the heat exchan...

Страница 27: ...irection adjust button only for double flow multi flow corner ceiling suspended and wall mounted Refer to 12 4 Adjusting the air flow direction on page 27 for details To stop 5 Press the ON OFF button...

Страница 28: ...ter diluted neutral detergent squeeze it well and wipe the panel clean Wipe it with another dry cloth 13 1 After sales service and warranty 13 1 1 Warranty period This product includes a warranty card...

Страница 29: ...the warranty card 14 1 Error codes Overview In case a malfunction code appears on the indoor unit user interface display contact your installer and inform the malfunction code the unit type and serial...

Страница 30: ...s max till this process is finished 14 2 4 Symptom The fan strength does not correspond to the setting The fan speed does not change even if the fan speed adjustment button in pressed During heating o...

Страница 31: ...ptom The heat exchanger unit fan does not spin During operation The speed of the fan is controlled in order to optimise product operation 14 2 15 Symptom The display shows 88 This is the case immediat...

Страница 32: ...4P408443 1 0000000L 4P408443 1 2015 07 Copyright 2015 Daikin...

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