Table of Contents
Advertisement
8.2.11
Symptom: Noise of air conditioners
(Outdoor unit)
When the tone of operating noise changes. This noise is caused by
the change of frequency.
8.2.12
Symptom: Dust comes out of the unit
When the unit is used for the first time in a long time. This is
because dust has gotten into the unit.
8.2.13
Symptom: The units can give off odours
The unit can absorb the smell of rooms, furniture, cigarettes, etc.,
and then emit it again.
8.2.14
Symptom: The outdoor unit fan does not
spin
During operation, the speed of the fan is controlled in order to
optimise product operation.
8.2.15
Symptom: The display shows "88"
This is the case immediately after the main power supply switch is
turned on and means that the user interface is in normal condition.
This continues for 1 minute.
8.2.16
Symptom: The compressor in the outdoor
unit does not stop after a short heating
operation
This is to prevent refrigerant from remaining in the compressor. The
unit will stop after 5 to 10 minutes.
For the installer
11
About the box
Keep the following in mind:
▪ At delivery, the unit MUST be checked for damage and
completeness. Any damage or missing parts MUST be reported
immediately to the claims agent of the carrier.
▪ Bring the packed unit as close as possible to its final installation
position to prevent damage during transport.
▪ Prepare in advance the path along which you want to bring the
unit to its final installation position.
11.1
To remove the accessories from
the outdoor unit
Make sure that all accessories are available in the unit.
a
b
1×
1×
REQUEST FOR THE INDICATION OF INSTALLATION INFORMATION
1. RECORD OF INDOOR UNIT MODEL AND INSTALLATION SITE
No.
1
2
3
4
MODELNAME
INSTALLATION
SITE
No.
11
12
13
14
MODELNAME
INSTALLATION
SITE
No.
21
22
23
24
INSTALLATION
MODELNAME
SITE
No.
31
32
33
34
MODELNAME
INSTALLATION
SITE
No.
41
42
43
44
MODELNAME
INSTALLATION
SITE
No.
51
52
53
54
MODELNAME
INSTALLATION
SITE
No.
61
62
63
64
MODELNAME
INSTALLATION
SITE
2. RECORD FOR SETTINGS (CONTENTS SEE INSTALLATION MANUAL)
SETTING
VALUE
REMARK
DATE
3. RECORD OF INSTALLATION DATE
DAY
MONTH
YEAR
6. AFTER EQUIPPING, PLEASE PUT IT ON THE BACK SIDE OF THE FRONT PLATE.
f
g
1×
1×
RYMA5+RXYA8~20A7Y1B
VRV 5 heat pump
4P739915-1 – 2023.12
c
d
e
1×
1×
1×
REQUEST FOR THE INDICATION OF ADDITIONAL REFRIGERANT CHARGING AND LEAK DETECTION OPERATION RESULT
BE SURE TO FILL OUT THE BLANKS, WHICH ARE NEEDED FOR AFTER-SALE SERVICES.
BE SURE TO FILL OUT THE BLANKS, WHICH ARE NEEDED FOR AFTER-SALE SERVICES.
5
6
7
8
9
10
1. CALCULATION OF ADDITIONAL REFRIGERANT CHARGING AMOUNT
CALCULATE THE ADDITIONAL REFRIGERANT CHARGING AMOUNT BASED ON THE FORMULA BELOW BEFORE CHARGING.
WHEN RE-CHARGING TOTAL AMOUNT OF REFRIGERANT , CHARGE THE TOTAL OF THE AMOUNT CHARGED AT
SHIPMENT (INDICATED ON THE MACHINE NAMEPLATE) AND THE ADDITIONAL AMOUNT SHOWN AS FOLLOWS :
capacity connection
Total indoor unit
15
16
17
18
19
20
kg
ratio (CR)
8HP
10-12HP 14-16HP 18-20HP
OUTDOOR
ADDITIONAL CHARGING
TOTAL LENGTH OF LIQUID
TOTAL LENGTH OF LIQUID
TOTAL LENGTH OF LIQUID
Total indoor unit capacity
when piping length <30m
50%< CR < 105%
105%< CR < 130%
0.5
0
0
0.5
0.5
0
1.0
0.5
UNIT
AMOUNT
PIPE SIZE O22.2 x 0.37
PIPE SIZE O19.1 x 0.26
PIPE SIZE O15.9 x 0.18
Total indoor unit capacity
50%< CR < 70%
70%< CR < 85%
0.3
0
0
0.5
0.5
0
1.0
0.5
25
26
27
28
29
30
kg
(m) x 0.37
(m) x 0.26
(m) x 0.18
when piping length >30m
105%< CR < 130%
85%< CR < 105%
0.7
1.2
1.5
1
1.5
1
1.5
2.0
TOTAL LENGTH OF LIQUID
TOTAL LENGTH OF LIQUID
TOTAL LENGTH OF LIQUID
PIPE SIZE O12.7 x 0.12
PIPE SIZE O9.5 x 0.059
PIPE SIZE O6.4 x 0.022
ONLY FOR RYYQ8~20 MODELS
35
36
37
38
39
40
(m) x 0.12
(m) x 0.059
(m) x 0.022
kg
RYYQ8~12
0.9
RYYQ14-16
1.1
RYYQ18-20
1.3
2. RECORD OF ADDITIONAL REFRIGERANT CHARGE AMOUNT AND RESULT OF LEAK CHECK OPERATION
45
46
47
48
49
50
DATE
AMOUNT
55
56
57
58
59
60
RESULT LEAK CHECK
DATE
AMOUNT
RESULT LEAK CHECK
DATE
AMOUNT
RESULT LEAK CHECK
SETTING
VALUE
REMARK
DATE
DATE
AMOUNT
RESULT LEAK CHECK
3. FOR DETAILS CONCERNING PIPING SELECTION AND CALCULATION OR HOW TO OPERATE THE LEAK DETECTION FUNCTION, PLEASE REFER TO THE INSTALLATION MANUAL.
4. MODEL NAME
5. MANUFACTURING NUMBER
4. AFTER FILLING IN THIS TABLE, PLEASE PUT IT ON THE SWITCH BOX COVER.
3P328191-1
3P328192-1
8.2.17
Symptom: The inside of an outdoor unit is
warm even when the unit has stopped
This is because the crankcase heater is warming the compressor so
that the compressor can start smoothly.
8.2.18
Symptom: Hot air can be felt when the
indoor unit is stopped
Several different indoor units are being run on the same system.
When another unit is running, some refrigerant will still flow through
the unit.
9
Relocation
Contact your dealer to remove and reinstall the entire unit. Moving
units requires technical expertise.
10
Disposal
This unit uses hydrofluorocarbon. Contact your dealer when
discarding this unit. It is required by law to collect, transport and
discard the refrigerant in accordance with the "hydrofluorocarbon
collection and destruction" regulations.
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.
a
General safety precautions
b
Installation manual and operation manual
c
Additional refrigerant charge label
d
Installation information sticker
e
Fluorinated greenhouse gases label
f
Multilingual fluorinated greenhouse gases label
g
Piping accessory bag
11.2
Accessory pipes: Diameters
Accessory pipes
Gas pipe
▪ Front connection
ID Øa
ID Øb
▪ Bottom connection
ID Øa
OD Øb
9 Relocation
HP
Øa [mm] Øb [mm]
5
19.1
19.1
8
10
12
22.2
14
16
28.6
18
20
Installation and operation manual
17
Advertisement
Table of Contents
Troubleshooting
