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RXF50B2V1B
Daikin RXF50B2V1B User Manual
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Electrical installation
Installer reference guide
54
ARXM50-71+RXM42~71R2V1B + RXP50~71M2V1B + RXA42+50B2V1B +
RXF50+60B2V1B + RXF71A2V1B + RXJ50N2V1B + ARXF50~71A2V1B
R32 split series
4P513661-9J – 2020.05
f
Earth
1
2
3
3×
5
Tighten
the
terminal
screws
securely.
We
recommend
using
a
Phillips
screwdriver.
6
Install the switch box cover.
53
55
Table of Contents
Default Chapter
2
Table of Contents
2
1 About the Documentation
4
About this Document
4
2 General Safety Precautions
5
About the Documentation
5
Meaning of Warnings and Symbols
5
For the Installer
6
General
6
Installation Site
7
Refrigerant - in Case of R410A or R32
11
Brine
12
Water
13
Electrical
13
3 Specific Installer Safety Instructions
16
4 About the Box
22
Overview: about the Box
22
Outdoor Unit
22
To Unpack the Outdoor Unit
22
To Remove the Accessories from the Outdoor Unit
23
5 About the Unit
25
Overview: about the Unit
25
Identification
25
Identification Label: Outdoor Unit
25
6 Unit Installation
26
Preparing the Installation Site
26
Installation Site Requirements of the Outdoor Unit
27
Additional Installation Site Requirements of the Outdoor Unit in Cold Climates
29
Opening and Closing the Unit
30
About Opening the Units
30
To Open the Outdoor Unit
30
To Close the Outdoor Unit
30
Mounting the Outdoor Unit
31
About Mounting the Outdoor Unit
31
Precautions When Mounting the Outdoor Unit
31
To Provide the Installation Structure
31
To Install the Outdoor Unit
32
To Provide Drainage
32
To Prevent the Outdoor Unit from Falling over
33
7 Piping Installation
35
Preparing Refrigerant Piping
35
Refrigerant Piping Requirements
35
Refrigerant Piping Insulation
36
Refrigerant Piping Length and Height Difference
36
Connecting the Refrigerant Piping
36
About Connecting the Refrigerant Piping
37
Precautions When Connecting the Refrigerant Piping
37
Guidelines When Connecting the Refrigerant Piping
38
Pipe Bending Guidelines
39
To Flare the Pipe End
39
Using the Stop Valve and Service Port
40
To Connect the Refrigerant Piping to the Outdoor Unit
41
Checking the Refrigerant Piping
42
About Checking the Refrigerant Piping
42
Precautions When Checking the Refrigerant Piping
42
To Check for Leaks
43
To Perform Vacuum Drying
43
8 Charging Refrigerant
45
About Charging Refrigerant
45
About the Refrigerant
46
Precautions When Charging Refrigerant
47
To Determine the Additional Refrigerant Amount
47
To Determine the Complete Recharge Amount
47
To Charge Additional Refrigerant
47
To Fix the Fluorinated Greenhouse Gases Label
48
9 Electrical Installation
49
About Connecting the Electrical Wiring
49
Precautions When Connecting the Electrical Wiring
49
Guidelines When Connecting the Electrical Wiring
51
Specifications of Standard Wiring Components
52
To Connect the Electrical Wiring to the Outdoor Unit
53
10 Finishing the Outdoor Unit Installation
55
To Finish the Outdoor Unit Installation
55
To Close the Outdoor Unit
55
11 Configuration
56
Facility Setting
56
To Set the Facility Mode
56
Standby Electricity Saving Function
56
About the Standby Electricity Saving Function
56
To Turn on Standby Electricity Saving Function
57
12 Commissioning
58
Precautions When Commissioning
58
Checklist before Commissioning
58
Checklist During Commissioning
59
To Perform a Test Run
59
Starting up the Outdoor Unit
60
13 Hand-Over to the User
61
14 Maintenance and Service
62
Overview: Maintenance and Service
62
Maintenance Safety Precautions
62
Checklist for Yearly Maintenance of the Outdoor Unit
62
About the Compressor
63
15 Troubleshooting
64
Overview: Troubleshooting
64
Precautions When Troubleshooting
64
Solving Problems Based on Symptoms
64
Symptom: Indoor Units Fall, Vibrate or Make Noise
64
Symptom: the Unit Is NOT Heating or Cooling as Expected
65
Symptom: Water Leakage
65
Symptom: Electrical Leakage
65
Symptom: Unit Does NOT Function or Burn Damage
65
Fault Diagnosis Using LED on Outdoor Unit PCB
65
16 Disposal
66
Overview: Disposal
66
To Pump down
66
To Start and Stop Forced Cooling
67
To Start and Stop Forced Cooling Using the Indoor Unit ON/OFF Switch
67
To Start and Stop Forced Cooling Using the Indoor Unit User Interface
67
17 Technical Data
68
Wiring Diagram
68
Unified Wiring Diagram Legend
68
Piping Diagram
71
Piping Diagram: Outdoor Unit
71
18 Glossary
75
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Daikin RXF50B2V1B Specifications
General
Brand
Daikin
Model
RXF50B2V1B
Category
Air Conditioner
Language
English
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