background image

15 Commissioning

Installation and operation manual

17

FXMQ-A
VRV system air conditioner
3P701545-1 – 2022.07

P

1

P

2

F

1

F

2

T

1

T

2

N L

d

c

L

N

TO OUT/D

TO IN/D

a

INDOOR UNIT

OUTDOOR UNIT

F

1

F

2

F

1

F

2

P

1

P

2

b

F

1

F

2

F

1

F

2

a

Outdoor unit

b

BS unit

c

Indoor unit

d

User interface

15

Commissioning

NOTICE

General 

commissioning 

checklist.

 

Next 

to 

the

commissioning  instructions  in  this  chapter,  a  general
commissioning  checklist  is  also  available  on  the  Daikin
Business Portal (authentication required).

The  general  commissioning  checklist  is  complementary  to
the  instructions  in  this  chapter  and  can  be  used  as  a
guideline and reporting template during commissioning and
hand-over to the user.

NOTICE

ALWAYS operate the unit with thermistors and/or pressure
sensors/switches. If NOT, burning of the compressor might
be the result.

15.1

Checklist before commissioning

1

After the installation of the unit, check the items listed below.

2

Close the unit.

3

Power up the unit.

You  have  read  the  complete  installation  and  operation
instructions described in the 

installer and user reference

guide

.

Installation

Check that the unit is properly installed, to avoid abnormal
noises and vibrations when starting up the unit.

Drainage

Make sure drainage flows smoothly.

Possible consequence: 

Condensate water might drip.

Ducting

Make sure the ducting is properly installed and insulated.

Field wiring

Be  sure  that  the  field  wiring  has  been  carried  out
according  to  the  instructions  described  in  the  chapter

"14  Electrical  installation"

  [

4

  15],  according  to  the  wiring

diagrams and according to the applicable legislation.

Power supply voltage

Check the power supply voltage on the local supply panel.
The  voltage  MUST  correspond  to  the  voltage  on  the
nameplate of the unit.

Earth wiring

Be  sure  that  the  earth  wires  have  been  connected
properly and that the earth terminals are tightened.

Fuses, circuit breakers, or protection devices

Check  that  the  fuses,  circuit  breakers,  or  the  locally
installed  protection  devices  are  of  the  size  and  type
specified  in  the  chapter 

"14  Electrical  installation"

  [

4

  15].

Be  sure  that  neither  a  fuse  nor  a  protection  device  has
been bypassed.

Internal wiring

Visually  check  the  electrical  component  box  and  the
inside  of  the  unit  for  loose  connections  or  damaged
electrical components.

Pipe size and pipe insulation

Be  sure  that  correct  pipe  sizes  are  installed  and  that  the
insulation work is properly executed.

Damaged equipment

Check  the  inside  of  the  unit  for  damaged  components  or
squeezed pipes.

Field settings

Make  sure  all  field  settings  you  want  are  set.  See

"16.1 Field setting"

 [

4

 17].

15.2

To perform a test run

INFORMATION

▪ Perform the test run according to the instructions in the

outdoor unit manual.

▪ The test run is only completed if there is no malfunction

code displayed on the user interface or the outdoor unit
7‑segment display.

▪ See  the  service  manual  for  the  complete  list  of  error

codes and a detailed troubleshooting guideline for each
error.

NOTICE

Do NOT interrupt the test run.

16

Configuration

16.1

Field setting

Make  the  following  field  settings  so  that  they  correspond  with  the
actual installation setup and with the needs of the user:

▪ External static pressure setting using:

▪ Airflow automatic adjustment setting

▪ User interface

▪ Air volume when thermostat control is OFF

▪ Time to clean air filter

▪ Thermostat sensor selection

▪ Thermostat sensor in group control

▪ Thermostat differential changeover (if remote sensor is used)

▪ Differential for automatic changeover

▪ Auto-restart after power failure

Summary of Contents for VRV system FXMQ200AXVMB

Page 1: ...Installation and operation manual VRV system air conditioner English Installation and operation manual VRV system air conditioner FXMQ200AXVMB FXMQ250AXVMB...

Page 2: ...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 predpisom mi za predpokladu...

Page 3: ...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 provisions of BS EN 60...

Page 4: ...Configuration 17 16 1 Field setting 17 17 Technical data 20 17 1 Wiring diagram 20 17 1 1 Unified wiring diagram legend 20 1 About the documentation 1 1 About this document INFORMATION Make sure that...

Page 5: ...iring All components procured on site and all electrical construction MUST comply with the applicable legislation WARNING If the power supply has a missing or wrong N phase equipment might break down...

Page 6: ...the symbol this chemical symbol means that the battery contains a heavy metal above a certain concentration Possible chemical symbols are Pb lead 0 004 Waste batteries MUST be treated at a specialise...

Page 7: ...unit may fall and result in injury CAUTION Before accessing terminal devices make sure to interrupt all power supply DANGER RISK OF ELECTROCUTION To clean the air conditioner or air filter be sure to...

Page 8: ...for future system extensions is available in technical engineering data and should be consulted Contact your installer to receive more information and professional advice 4 1 System layout INFORMATIO...

Page 9: ...he indoor unit fan will stop operation and the following icon will appear on the home screen 6 3 To operate the system INFORMATION For setting of the operation mode or other settings see the reference...

Page 10: ...unit is indicated both in weight and CO2 equivalent Formula to calculate the quantity in CO2 equivalent tonnes GWP value of the refrigerant total refrigerant charge in kg 1000 Contact your installer f...

Page 11: ...tion site 12 1 1 Installation site requirements of the indoor unit INFORMATION The sound pressure level is less than 70 dBA INFORMATION Equipment meets the requirement for commercial and light industr...

Page 12: ...using a nut and washer from the upper and lower sides of the hanger bracket e 1526 e 1028 a b b d c a Nut field supply b Washer accessories c Hanger bracket d Double nut field supply e Suspension bolt...

Page 13: ...s 7 Wind aluminium tape around the flanges and duct connections Make sure there are no air leaks at any other connection 8 Insulate the ducts to prevent condensation from forming Use glass wool or pol...

Page 14: ...he electrical wiring Remove the service cover Disconnect the power supply Disconnect the user interface Reattach the service cover When installation of the system is already completed 1 Start cooling...

Page 15: ...er accessory d Attached piping e Sealing on the attached piping f Indoor unit NOTICE Join the attached piping accessory and the field refrigerant piping field supply by brazing before fixing the attac...

Page 16: ...F2 match with the symbols on the outdoor unit Bundle the transmission cable with the user interface cable and fix them with a tie wrap on the wiring fixture 4 Power supply cable Route the cable throug...

Page 17: ...supply panel The voltage MUST correspond to the voltage on the nameplate of the unit Earth wiring Be sure that the earth wires have been connected properly and that the earth terminals are tightened...

Page 18: ...11 21 7 01 Completion of automatic airflow adjustment 02 Start of automatic airflow adjustment 03 To set external static pressure by the user interface Check the indoor unit setting the value number m...

Page 19: ...fference between cooling setpoint and heating setpoint in automatic mode availability depends on the system type Differential is cooling setpoint minus heating setpoint If you want to set Then 1 Examp...

Page 20: ...connector D V D Diode DB Diode bridge DS DIP switch E H Heater FU F U for characteristics refer to PCB inside your unit Fuse FG Connector frame ground H Harness H P LED V L Pilot lamp light emitting...

Page 21: ...n and operation manual 21 FXMQ A VRV system air conditioner 3P701545 1 2022 07 Symbol Meaning X M Terminal strip block Y E Electronic expansion valve coil Y R Y S Reversing solenoid valve coil Z C Fer...

Page 22: ......

Page 23: ......

Page 24: ...3P701545 1 2022 07 Copyright 2022 Daikin Verantwortung f r Energie und Umwelt...

Reviews: