User Manuals: Daikin LRMEQ4BY1 Air Conditioning Unit

Manuals and User Guides for Daikin LRMEQ4BY1 Air Conditioning Unit. We have 3 Daikin LRMEQ4BY1 Air Conditioning Unit manuals available for free PDF download: Service Manual, Installer And User Manual, Installation And Operation Manual

Daikin LRMEQ4BY1 Service Manual (136 pages)

Air Cooled Refrigeration Condensing Unit

Brand: Daikin | Category: Air Conditioner | Size: 8 MB

Table of Contents
3
1 Version Log

5
2 Introduction

6
3 Standard Specification

11
4 Field Settings

21
- Condensing Unit
  21
5 Description of Functions and Operation

36
- Operating Mode
  36
- Outline of Functions
  37
  - Detailed Description of Functions
    38
6 Test Operation

45
7 Troubleshooting

64
8 Appendix (Supplementary Information)

132

Daikin LRMEQ4BY1 Installer And User Manual (44 pages)

Air-cooled refrigeration condensing unit

Brand: Daikin | Category: Heat Pump | Size: 3 MB

Table of Contents
2
General Safety Precautions
3
About the Documentation
3
Meaning of Warnings and Symbols
3
For the User
3
For the Installer
4
General
4
Installation Site
4
Refrigerant
4
Brine
5
Water
5
Electrical
5
About the Documentation
6
About this Document
6
For the Installer
7
About the Box
7
Overview: about the Box
7
Outdoor Unit
7
To Unpack the Outdoor Unit
7
To Handle the Outdoor Unit
7
To Remove the Accessories from the Outdoor Unit
7
To Remove the Transportation Stay
7
About the Units
8
Overview: about the Units
8
Identification
8
Identification Label: Outdoor Unit
8
About the Outdoor Unit
8
System Layout
8
Combining Units and Options
8
Possible Options for the Outdoor Unit
8
About the Indoor Units
8
Preparation
9
Overview: Preparation
9
Preparing the Installation Site
9
Installation Site Requirements of the Outdoor Unit
9
Additional Installation Site Requirements of the Outdoor Unit in Cold Climates
10
Securing Safety against Refrigerant Leaks
11
Preparing Refrigerant Piping
11
About Reusing Existing Piping
11
Refrigerant Piping Requirements
12
Refrigerant Piping Material
12
To Select the Piping Size
12
To Select Refrigerant Branch Kits
13
Refrigerant Piping Length and Height Difference
13
To Select the Expansion Valve
13
Preparing Electrical Wiring
13
Safety Device Requirements
13
Installation
14
Overview: Installation
14
Opening the Units
14
About Opening the Units
14
To Open the Outdoor Unit
14
Mounting the Outdoor Unit
14
About Mounting the Outdoor Unit
14
Precautions When Mounting the Outdoor Unit
14
To Provide the Installation Structure
15
To Install the Outdoor Unit
15
To Prevent the Outdoor Unit from Falling over
15
Connecting the Refrigerant Piping
15
About Connecting the Refrigerant Piping
15
Precautions When Connecting the Refrigerant Piping
15
Pipe Bending Guidelines
16
To Braze the Pipe End
16
Using the Stop Valve and Service Port
16
To Remove the Pinched Pipes
17
Guidelines When Installing a Sight Glass
18
Guidelines When Installing a Dryer
18
To Connect the Refrigerant Piping to the Outdoor Unit
18
Guidelines When Connecting Piping Branching
19
Checking the Refrigerant Piping
20
About Checking the Refrigerant Piping
20
Checking Refrigerant Piping: General Guidelines
20
Checking Refrigerant Piping: Setup
20
To Perform a Leak Test
20
To Perform Vacuum Drying
21
To Insulate the Refrigerant Piping
21
Charging Refrigerant
21
About Charging Refrigerant
21
Precautions When Charging Refrigerant
21
To Determine the Additional Refrigerant Amount
22
To Charge Refrigerant
22
Error Codes When Charging Refrigerant
24
To Fix the Fluorinated Greenhouse Gases Label
24
Connecting the Electrical Wiring
24
About Connecting the Electrical Wiring
24
Field Wiring: Overview
24
Precautions When Connecting the Electrical Wiring
25
Guidelines When Knocking out Knockout Holes
26
Guidelines When Connecting the Electrical Wiring
26
To Connect the Electrical Wiring on the Outdoor Unit
26
Finishing the Outdoor Unit Installation
28
To Close the Outdoor Unit
28
Configuration
28
Overview: Configuration
28
Making Field Settings
28
About Making Field Settings
28
To Access the Field Setting Components
28
Field Setting Components
28
To Access Mode 1 or 2
29
To Use Mode 1
29
To Use Mode 2
29
Mode 1 (and Default Situation): Monitoring Settings
30
Mode 2: Field Settings
30
To Connect the PC Configurator to the Outdoor Unit
31
Commissioning
31
Overview: Commissioning
31
Precautions When Commissioning
31
Checklist before Commissioning
31
Checklist During Commissioning
32
About the Test Run
32
To Perform a Test Run (7-Leds Display)
32
Correcting after Abnormal Completion of the Test Run
32
Operating the Unit
32
Hand-Over to the User
32
10 Maintenance and Service
33
Overview: Maintenance and Service
33
Maintenance Safety Precautions
33
To Prevent Electrical Hazards
33
Checklist for Yearly Maintenance of the Outdoor Unit
33
Troubleshooting
33
Overview: Troubleshooting
33
Precautions When Troubleshooting
33
Solving Problems Based on Error Codes
34
To Display the Error Codes of the Latest Malfunctions
34
Error Codes: Overview
34
Disposal
35
13 Technical Data
36
Service Space: Outdoor Unit
36
Piping Diagram: Outdoor Unit
38
Wiring Diagram: Outdoor Unit
39
For the User
40
14 About the System
40
System Layout
40
Before Operation
40
Operation
40
Operation Range
40
Operating the System
40
About Operating the System
40
Energy Saving and Optimum Operation
40
Maintenance and Service
40
Maintenance after a Long Stop Period
41
About the Refrigerant
41
After-Sales Service and Warranty
41
Warranty Period
41
Recommended Maintenance and Inspection
41
Troubleshooting
41

Daikin LRMEQ4BY1 Installation And Operation Manual (32 pages)

Air-cooled refrigeration condensing unit

Brand: Daikin | Category: Air Conditioner | Size: 3 MB

1 About the Documentation

5
- Table of Contents
  5
- About this Document
  5
For the Installer

6
2 About the Box

6
- Outdoor Unit
  6
  - To Remove the Accessories from the Outdoor Unit
    6
  - To Remove the Transportation Stay
    6
3 About the Units

6
4 Preparation

7
5 Installation

9
6 Configuration

20
- Making Field Settings
  20
- Lrmeq3+4By1
  20
7 Commissioning

23
8 Troubleshooting

24
- Solving Problems Based on Error Codes
  24
  - To Display the Error Codes of the Latest Malfunctions
    24
  - Error Codes: Overview
    25
9 Technical Data

26
For the User

28
10 About the System

28
- System Layout
  28
11 Operation

28
- Operation Range
  28
- Operating the System
  28
  - About Operating the System
    28
12 Maintenance and Service

28
- About the Refrigerant
  28
- After-Sales Service and Warranty
  28
13 Troubleshooting

29
- Symptoms that Are NOT System Malfunctions
  29
14 Relocation

30
15 Disposal

30
- Installation and Operation Manual
  30

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User Manuals: Daikin LRMEQ4BY1 Air Conditioning Unit

Daikin LRMEQ4BY1 Service Manual (136 pages)

Table of Contents

1 Version Log

2 Introduction

3 Standard Specification

4 Field Settings

5 Description of Functions and Operation

6 Test Operation

7 Troubleshooting

8 Appendix (Supplementary Information)

Daikin LRMEQ4BY1 Installer And User Manual (44 pages)

Table of Contents

Daikin LRMEQ4BY1 Installation And Operation Manual (32 pages)

Table of Contents

1 About the Documentation

For the Installer

2 About the Box

3 About the Units

4 Preparation

5 Installation

6 Configuration

7 Commissioning

8 Troubleshooting

9 Technical Data

For the User

10 About the System

11 Operation

12 Maintenance and Service

13 Troubleshooting

14 Relocation

15 Disposal

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Daikin Categories