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10 About the box

Installation and operation manual

13

BS4~12A14AJV1B
VRV 5 branch selector unit
4P670163-1 – 2022.02

For the installer

10

About the box

NOTICE

Before  installation,  check  the  packaging  and  parts  for
damage. Make sure that the shipment is complete.

NOTICE

When  you  carry  or  manipulate  the  unit,  never  tilt  it  more
than 70 degrees in any direction.

70°max.

10.1

To remove the accessories

m

3/1x

n

4/2x

o

2x

p

2x

q

2x

r

2x

s

2x

t

2x

u

2x

v

2x

e

f

g

a

b

c

d

1x

1x

1x

1x

1x

1x

1x

h

3/1x

i

4/2x

j

2x

k

8/11x

l

1x

a

Installation and operation manual

b

General safety precautions

c

Drain hose

d

Metal clamp

e

Sealing material (large)

f

Sealing material (small)

g

Sealing material (thin sheet)

h

Insulation tube for stopper pipe Ø9.5 mm (3× for BS4A,
1× for BS6~12A)

i

Insulation tube for stopper pipe Ø15.9 mm (4× for BS4A,
2× for BS6~12A)

j

Insulation tube for stopper pipe Ø22.2 mm

k

Tie wraps (8× for BS4A, 11× for BS6~12A)

l

Duct closing plate

m

Stopper pipe Ø9.5 mm (3× for BS4A, 1× for BS6~12A)

n

Stopper pipe Ø15.9 mm (4× for BS4A, 2× for BS6~12A)

o

Stopper pipe Ø22.2 mm

p

Liquid header reducer pipe (Ø15.9 → 9.5 mm)

q

Liquid header reducer pipe (Ø15.9 → 12.7 mm)

r

Liquid header expander pipe (Ø15.9 → 19.1 mm)

s

Gas header reducer pipe (Ø22.2 → 12.7 mm)

t

Gas header reducer pipe (Ø22.2 → 15.9 mm)

u

Gas header reducer pipe (Ø22.2 → 19.1 mm)

v

Gas header expander pipe (Ø22.2 → 28.6 mm)

11

About the unit and options

11.1

About combining units and options

11.1.1

Possible options for the BS unit

INFORMATION

All possible options are mentioned in the option list below.
For  more  information  about  an  option,  see  the  installation
and operation manual of the option.

Duct connection kit (EKBSDCK)

This kit is required when you install ducting on the air inlet side. See
the examples in 

"13.2 Possible configurations"

 [

4

 22] and 

"13.5.1 To

install the ducting (field supply)"

 [

4

 24].

This kit can also be used when measuring airflow. See 

"17.1.3 About

measuring the airflow rate"

 [

4

 39].

Joint kit (EKBSJK)

This  kit  is  required  when  you  make  a  connection  with  e.g.
FXMA200A  and  FXMA250A.  When  using  the  joint  kit,  change  the
DIP switch settings. See 

"15.4 To set the DIP switches"

 [

4

 33].

Drain up kit (K-KDU303KVE)

▪ Do NOT route the transmission wiring of the BS unit together with

the power supply wire of the drain up kit.

▪ Route the power supply wire and relay harness of the drain up kit

inside the BS unit as shown in the figure below.

▪ Position  the  ferrite  core  on  the  relay  harness  of  the  drain  up  kit

inside the switch box of the BS unit.

c

c

c

a

e

d

b

c

c

c

b

b

b

c

c

c

BS4~12A

X1M

X15A

X3M

X3/4M

X3/4/5M

X2M

BS10~12A

BS6~12A

BS4~12A

f

g

a

Power supply for the BS unit

b

Transmission wiring

c

Cable tie

d

Power supply of the drain up kit

e

Relay harness of the drain up kit

f

Relay connector of the drain up kit

g

Ferrite core

11.2

Identification

NOTICE

When installing or servicing several units at the same time,
make  sure  NOT  to  switch  the  service  panels  between
different models.

Содержание VRV 5 BS4A14AJV1B

Страница 1: ...Installation and operation manual VRV 5 branch selector unit English Installation and operation manual VRV 5 branch selector unit BS4A14AJV1B BS6A14AJV1B BS8A14AJV1B BS10A14AJV1B BS12A14AJV1B...

Страница 2: ...measure c External alarm d m kg Amin m All other floors a All other floors a Lowest under ground floor b No safety measure c No safety measure c External alarm d 5 16 15 16 35 207 104 207 6 23 18 23...

Страница 3: ...iai bus eksploatuojami laikantis m s instrukcij atbilst d m direkt v m vai regul m ja vien ie izstr d jumi tiek lietoti saska ar m su instrukcij m s v zhode s nasleduj cou imi smernicou ami alebo pred...

Страница 4: ...he products are used in accordance with our instructions as amended S I 2008 1597 Supply of Machinery Safety Regulations 2008 S I 2016 1091 Electromagnetic Compatibility Regulations 2016 following the...

Страница 5: ...3 4 3 To install the drain piping 24 13 5 Installing the ventilation ducting 24 13 5 1 To install the ducting field supply 24 13 5 2 To install the duct closing plate 25 13 5 3 To switch the air in an...

Страница 6: ...approved by the manufacturer are used in the duct work WARNING Do NOT install operating ignition sources example open flames an operating gas appliance or an operating electric heater in the duct wor...

Страница 7: ...wer supply cables WARNING If the supply cord is damaged it MUST be replaced by the manufacturer its service agent or similarly qualified persons in order to avoid a hazard WARNING Use an all pole disc...

Страница 8: ...enance purposes See 12 3 To determine the required safety measures 4 14 to check if your system meets the R32 safety requirements For the user 3 User safety instructions Always observe the following s...

Страница 9: ...ways have qualified service personnel confirm that the point of leakage has been repaired or corrected before resuming operation WARNING This unit contains electrical and hot parts WARNING Before oper...

Страница 10: ...structions from Daikin and in addition comply with applicable legislation and are performed by qualified persons only In Europe and areas where IEC standards apply EN IEC 60335 2 40 is the applicable...

Страница 11: ...the unit by yourself Ask a qualified service person to perform this work 6 1 Precautions for maintenance and service CAUTION See 3 User safety instructions 48 to acknowledge all related safety instruc...

Страница 12: ...ned malfunctions is evident investigate the system in accordance with the following procedures Malfunction Measure If a refrigerant leak occurs error code Actions will be taken by the system Do NOT tu...

Страница 13: ...it and options 11 1 About combining units and options 11 1 1 Possible options for the BS unit INFORMATION All possible options are mentioned in the option list below For more information about an opti...

Страница 14: ...he outdoor unit For installation of the indoor unit see the installation and operation manual delivered with the indoor unit For compatibility of indoor units see the latest version of the technical d...

Страница 15: ...arm e Ventilated enclosure Ventilated enclosure Use the total amount of refrigerant in the system and the area of the room in which the BS unit is installed to check what is the safety measure that ne...

Страница 16: ...ntrolled number of people are present accessible for persons not familiar with the necessary safety precautions To warn at a supervised location connect a supervisor remote controller to the system Th...

Страница 17: ...hen compared with the pressure of the surroundings The minimum required airflow rate AFROUT is 18 8 m h and the pressure drop generated by the BS unit should lead to a pressure inside the BS unit Pint...

Страница 18: ...parallel BS units are connected to a single extraction fan Each BS unit benefits from a direct airflow path to the extraction fan In case of a refrigerant leak in any BS unit the damper of that BS uni...

Страница 19: ...t run that simulates a refrigerant leak See 17 1 BS unit test run 438 for more details Field settings Multiple BS units in series one extraction fan Code Description Value 2 0 Cluster indication 1 ena...

Страница 20: ...ames an operating gas appliance or an operating electric heater 13 1 1 Installation site requirements of the unit CAUTION Appliance NOT accessible to the general public install it in a secured area pr...

Страница 21: ...length Keep drain piping as short as possible Drain pipe size Keep the pipe size equal to or greater than that of the connecting pipe vinyl pipe of 20 mm nominal diameter and 26 mm outer diameter Bad...

Страница 22: ...lt flow Ducting on both sides B Reversed flow Only ducting on the air outlet side B Reversed flow Ducting on both sides C No extraction ventilation installed 1 To extraction fan or another BS unit 2 F...

Страница 23: ...pension bolt Leave enough space for maneuvering with the unit between the nut and double nut 3 Position the unit by hooking the hanger brackets of the unit around the suspension bolts in between the t...

Страница 24: ...n hose Note Start on the screw part of the metal clamp work your way around the clamp and end overlapping your starting point 5 b a c d a Drain pipe connection attached to the unit b Drain hose access...

Страница 25: ...der the field supply insulation Create an overlap of 50 mm If the entire outlet duct is thermally insulated from the unit to the outside wall the accessory sealing material is not necessary a d e d e...

Страница 26: ...wire Store the screw in a safe place Cut the cable ties that fix the damper wire to the pipe and the one that bundles the damper wire a b b b a Damper wire b Cable ties 8 Remove the damper Remove the...

Страница 27: ...his makes the connection airtight Attach the damper with 4 screws 4 PH2 SW8 3 2 N m a b b b b c 1 2 a Damper wire b Screw c Damper 15 Connect the damper wires a b c 1 PH2 1 7 N m a Connector b Earth w...

Страница 28: ...a b c d BS4A a b b c d BS6 12A a Damper wire b Tie wrap to fix damper wire to piping field supply c Tie wrap to bundle the damper wire field supply d Leftmost wire fixing plate To re install the switc...

Страница 29: ...6 Maximum number of indoor units connected to BS units in refrigerant flow through c 64 14 2 Preparing refrigerant piping 14 2 1 Refrigerant piping requirements NOTICE The piping and other pressure co...

Страница 30: ...erant flow through with another BS unit and unused branch pipes when no indoor unit is connected to that branch pipe port 5 In case of stopper pipes install stopper pipe insulation tubes accessory Add...

Страница 31: ...art from each other Transmission wiring and power supply wiring may cross but may NOT run parallel In order to avoid any electrical interference the distance between both wirings should ALWAYS be at l...

Страница 32: ...e corresponding indoor unit multiple indoor units connected to the same branch the terminals F1 F2 Indoor unit X on the BS unit to the F1 F2 terminals on the first indoor unit Connect the F1 F2 termin...

Страница 33: ...tape e Transmission wiring F1 F2 f Insulation 15 4 To set the DIP switches The DIP switches are located on the PCB s A1P A2P BS6 12A and A3P BS10 12A A1P A2P A3P A B C D E F G H I J K L A B C D E F G...

Страница 34: ...MPLE a FAN output terminal b Relay c Extraction fan power supply d Extraction fan SVS output external alarm The SVS output is a potential free contact on terminal X6M that closes in case a leak is det...

Страница 35: ...Value Example Description Default situation Mode 1 Mode 2 Description Setting 8 in mode 2 Value 4 in mode 2 16 1 4 To access mode 1 or 2 Initialisation default situation NOTICE Be sure to turn ON the...

Страница 36: ...r more than 5 seconds Result Mode 2 is accessed 3 Push BS2 seven times Result Mode 2 setting 7 is addressed 4 Push BS3 1 time the value which is returned depending on the actual field situation is the...

Страница 37: ...on the 7 segment display of the outdoor unit This setting must only be made on the leftmost main PCB A1P of each BS unit 2 6 Commissioning check 0 default Incomplete 1 Completed 2 7 Setting to enable...

Страница 38: ...he BS unit test run The BS unit test run has to be performed on all BS units in the system before the test run of the outdoor unit The BS unit test run has to confirm that the required safety measures...

Страница 39: ...e airflow rate at the air inlet damper of the BS unit Tip Use the duct connection kit EKBSDCK and an anemometer with a funnel to conduct the entire airflow through the anemometer Postrequisite Remove...

Страница 40: ...uring BS unit test run Symptom The damper does not open Possible causes Corrective action Incorrect field settings Check if all field settings are made correctly When in parallel or series configurati...

Страница 41: ...by your local dealer This chapter gives you an overview of the most possible error codes and their descriptions as they appear on the user interface INFORMATION See the service manual for The complet...

Страница 42: ...PTC thermistor Q Insulated gate bipolar transistor IGBT Q C Circuit breaker Q DI KLM Earth leak circuit breaker Q L Overload protector Symbol Meaning Q M Thermo switch Q R Residual current device R R...

Страница 43: ...or for the product Authorised installer Technical skilled person who is qualified to install the product User Person who is owner of the product and or operates the product Applicable legislation All...

Страница 44: ...4P670163 1 2022 02 Copyright 2022 Daikin 4P670163 1 0000000L Verantwortung f r Energie und Umwelt...

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