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6 Disposal

Installation manual

11

RZQG7 RZQG71~12 RZQG140L7Y1L
Split system air conditioners
4P473073-1A – 2019.04

3

Check operation for 3 minutes.

4

Check operation of the airflow direction.

#

Action

Result

1

Press.

Return 

Setting 

Return

Setting

Air Volume/direction

Air Volume

Direction

Position 0

Low

2

Select Position 0.

Return 

Setting 

Return

Setting

Air Volume/direction

Air Volume

Direction

Low

Position 0

3

Change the position.

If the airflow flap of the
indoor unit moves,
operation is OK.

If not, operation is not OK.

4

Press.

The home menu is
displayed.

5

Stop the test run.

#

Action

Result

1

Press at least 4 seconds.

The Service Settings menu
is displayed.

2

Select Test Operation.

Return

Setting

Service Settings                   1/3

Test Operation

Maintenance Contact

Field Settings

Demand

Min Setpoints Differential

Group Address

3

Press.

The unit returns to normal
operation, and the home
menu is displayed.

5.3

Error codes when performing a
test run

If  the  installation  of  the  outdoor  unit  has  NOT  been  done  correctly,
the following error codes may be displayed on the user interface:

Error code

Possible cause

Nothing displayed

(the currently set
temperature is not
displayed)

▪ The  wiring  is  disconnected  or  there  is  a

wiring  error  (between  power  supply  and
outdoor  unit,  between  outdoor  unit  and
indoor  units,  between  indoor  unit  and
user interface).

▪ The  fuse  on  the  outdoor  unit  PCB  has

blown out.

E3, E4 or L8

▪ The stop valves are closed.

▪ The air inlet or air outlet is blocked.

E7

There is a missing phase in case of three-
phase power supply units.

Note: 

Operation will be impossible. Turn

OFF the power, recheck the wiring, and
switch two of the three electrical wires.

L4

The air inlet or air outlet is blocked.

U0

The stop valves are closed.

U2

▪ There is a voltage imbalance.

▪ There  is  a  missing  phase  in  case  of

three-phase  power  supply  units. 

Note:

Operation  will  be  impossible.  Turn  OFF
the power, recheck the wiring, and switch
two of the three electrical wires.

U4 or UF

The inter-unit branch wiring is not correct.

UA

The outdoor and indoor unit are
incompatible.

NOTICE

▪ The reversed phase protection detector of this product

only 

functions 

when 

the 

product 

starts 

up.

Consequently  reversed  phase  detection  is  not
performed during normal operation of the product.

▪ The  reversed  phase  protection  detector  is  designed  to

stop  the  product  in  the  event  of  an  abnormality  when
the product is started up.

▪ Replace  2  of  the  3  phases  (L1,  L2,  and  L3)  during

reverse-phase protection abnormality.

6

Disposal

NOTICE

Do  NOT  try  to  dismantle  the  system  yourself:  dismantling
of  the  system,  treatment  of  the  refrigerant,  oil  and  other
parts  MUST  comply  with  applicable  legislation.  Units
MUST  be  treated  at  a  specialised  treatment  facility  for
reuse, recycling and recovery.

Summary of Contents for RZQG100L8Y1L

Page 1: ...Installation manual Split system air conditioners English Installation manual Split system air conditioners RZQG71L9V1L RZQG71L8Y1L RZQG100L8Y1L RZQG125L8Y1L RZQG140L7Y1L...

Page 2: ...1000 1000 500 HD HU 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 D HD HU 300 1000 HD HU 250 1500 HU HD HU 300 1500 B D E HB H...

Page 3: ...or 9 5 Commissioning 9 5 1 Checklist before commissioning 9 5 2 To perform a test run 10 5 3 Error codes when performing a test run 11 6 Disposal 11 7 Technical data 12 7 1 Service space Outdoor unit...

Page 4: ...a Make sure not to cover the drain holes of the bottom plate of the unit INFORMATION The recommended height of the upper protruding part of the bolts is 20 mm 20 NOTICE Fix the outdoor unit to the fou...

Page 5: ...DANGER RISK OF BURNING 4 2 1 To connect the refrigerant piping to the outdoor unit 1 Do the following Remove the service cover a with screw b Remove the piping intake plate c with screw d c a b d 2 C...

Page 6: ...ng machine e Vacuum pump f Stop valve 4 3 2 To check for leaks NOTICE Do NOT exceed the unit s maximum working pressure see PS High on the unit name plate NOTICE Make sure to use a recommended bubble...

Page 7: ...ecking refrigerant piping Setup on page 6 4 4 4 To charge additional refrigerant WARNING Only use R410A as refrigerant Other substances may cause explosions and accidents R410A contains fluorinated gr...

Page 8: ...an or equal to the minimum Ssc value Model Minimum Ssc value RZQG71_V1 RZQG100 140_Y1 1170 kVA 4 5 2 Specifications of standard wiring components Component V1 Y1 71 71 100 125 140 Power supply cable M...

Page 9: ...ection cable d Liquid pipe e Liquid pipe insulation f Finishing tape 2 Install the service cover 4 6 2 To check the insulation resistance of the compressor NOTICE If after installation refrigerant acc...

Page 10: ...m a test run This task is only applicable when using the BRC1E52 user interface When using BRC1E51 see the installation manual of the user interface When using BRC1D see the service manual of the user...

Page 11: ...ween outdoor unit and indoor units between indoor unit and user interface The fuse on the outdoor unit PCB has blown out E3 E4 or L8 The stop valves are closed The air inlet or air outlet is blocked E...

Page 12: ...prevent discharged air from flowing back to the suction side through the bottom of the unit 2 Maximum two units can be installed Not allowed Multiple rows of units See figure 2 on the inside of the fr...

Page 13: ...citor DS1 DIP switch F1U F8U RZQG71_V1 F1U F2U Fuse F6U Fuse T 3 15 A 250 V F7U F8U Fuse F 1 0 A 250 V F1U F8U RZQG_Y1 F1U F2U Fuse 31 5 A 250 V F1U A2P Fuse T 5 0 A 250 V F3U F6U Fuse T 6 3 A 250 V F...

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Page 16: ...4P473073 1A 2019 04 Copyright 2017 Daikin 4P473073 1 A 0000000...

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