Home
Daikin
Chiller
SEHVX20BAW
Daikin SEHVX20BAW User Manual
4
of 1
of 1 rating
76 pages
Give review
Manual
Specs
To Next Page
To Next Page
Loading...
Installer and user reference guide
Split packaged air-cooled water chiller
English
Installer and user
reference guide
Split packaged air-cooled water chiller
SERHQ020BAW1
SERHQ032BAW1
SEHVX20BAW
SEHVX32BAW
SEHVX40BAW
SEHVX64BAW
2
Table of Contents
Table of Contents
2
General Safety Precautions
3
About the Documentation
3
Meaning of Warnings and Symbols
3
For the User
4
For the Installer
4
General
4
Installation Site
4
Refrigerant
5
Brine
5
Water
6
About the Documentation
6
About this Document
6
Installer and User Reference Guide at a Glance
7
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
8
Indoor Unit
8
To Unpack the Indoor Unit
8
About the Units and Options
9
Overview: about the Units and Options
9
Identification Label: Outdoor Unit
9
Identification Label: Indoor Unit
9
About the Outdoor Unit
9
About the Indoor Unit
10
About Combining Units and Options
10
Operation Range
10
Combining Units and Options
10
Possible Options for the Split System
10
System Layout
10
Preparation
10
Overview: Preparation
10
Preparing the Installation Site
11
Installation Site Requirements of the Outdoor Unit
11
Installation Site Requirements of the Indoor Unit
12
Preparing Refrigerant Piping
12
Refrigerant Piping Requirements
12
To Select the Piping Size
12
About the Piping Length
13
Preparing Water Piping
13
Water Circuit Requirements
13
Formula to Calculate the Expansion Vessel Pre-Pressure
14
To Check the Water Volume and Expansion Vessel Pre-Pressure
14
Changing the Pre-Pressure of the Expansion Vessel
15
To Check the Water Volume: Examples
15
Preparing Electrical Wiring
15
About Preparing Electrical Wiring
15
About Electrical Compliance
16
Cable Requirements
16
Safety Device Requirements
16
Overview: Installation
16
Opening the Units
17
About Opening the Units
17
To Open the Outdoor Unit
17
To Open the Indoor Unit
17
To Open the Electrical Component Box of the Outdoor Unit
17
To Open the Electrical Component Box of the Indoor Unit
18
Mounting the Outdoor Unit
18
About Mounting the Outdoor Unit
18
Precautions When Mounting the Outdoor Unit
18
To Provide the Installation Structure
18
To Provide Drainage
18
Mounting the Indoor Unit
18
About Mounting the Indoor Unit
18
Precautions When Mounting the Indoor Unit
19
To Provide the Installation Structure
19
Connecting the Refrigerant Piping
19
Precautions When Connecting the Refrigerant Piping
19
To Braze the Pipe End
20
Using the Stop Valve and Service Port
20
To Connect the Refrigerant Piping to the Outdoor Unit
21
To Connect the Refrigerant Piping to the Indoor Unit
22
Checking the Refrigerant Piping
23
About Checking the Refrigerant Piping
23
Precautions When Checking the Refrigerant Piping
23
Checking Refrigerant Piping: Setup
23
To Check for Leaks: Pressure Leak Test
23
To Perform Vacuum Drying
23
To Insulate the Refrigerant Piping
24
Charging Refrigerant
24
About Charging Refrigerant
24
Precautions When Charging Refrigerant
24
To Determine the Additional Refrigerant Amount
25
To Charge Refrigerant
25
Error Codes When Charging Refrigerant
27
Final Adjustment of the Refrigerant Amount
27
To Input the Additional Refrigerant Charge Weight
28
Checks after Charging Refrigerant
28
To Fix the Fluorinated Greenhouse Gases Label
28
Connecting the Water Piping
29
About Connecting the Water Piping
29
Precautions When Connecting the Water Piping
29
To Connect the Water Piping
29
To Fill the Water Circuit
29
To Insulate the Water Piping
29
Connecting the Electrical Wiring
29
About Connecting the Electrical Wiring
29
Precautions When Connecting Electrical Wiring
30
Field Wiring: Overview
31
About the Electrical Wiring
31
To Route and Fix the Power Supply
31
To Connect the Power Supply of the Outdoor Unit
32
To Connect the Power Supply and Transmission Cables
33
Guidelines When Knocking out Knockout Holes
33
To Install the User Interface
34
To Install Optional Equipment
34
Configuration
35
Overview: Configuration
35
Making Field Settings
35
About Making Field Settings
35
Field Setting Components
35
To Access the Field Setting Components
35
To Access Mode 1 or 2
36
To Use Mode 1
36
To Use Mode 2
36
Mode 1: Monitoring Settings
36
Mode 2: Field Settings
37
Field Settings on the User Interface
38
Using the Leak Detection Function
42
About Automatic Leak Detection
42
To Manually Perform a Leak Detection
42
Switching between Cooling and Heating
43
Commissioning
43
Overview: Commissioning
43
Precautions When Commissioning
43
Checklist before Commissioning the Outdoor Unit
44
Checklist before Commissioning the Indoor Unit
44
Final Check
45
To Perform a Test Run of the Outdoor Unit
45
Refrigerant Added Using Automatic Charging
45
Refrigerant Added Using Manual Charging (Cooling Mode)
45
Refrigerant Added Using Manual Charging (Heating Mode, Pre-Charging)
46
Correcting after Abnormal Completion of the Test Run
46
Checklist Handover to the User
46
To Complete the Model Fill-In
47
Maintenance and Service
47
Overview: Maintenance and Service
47
Maintenance Safety Precautions
47
To Prevent Electrical Hazards
47
About Service Mode Operation
47
To Use Vacuum Mode
47
To Recover Refrigerant
47
Checklist for Yearly Maintenance of the Indoor Unit
48
10 Troubleshooting
48
Overview: Troubleshooting
48
Error Codes: Overview
48
Error Codes of the Outdoor Unit
49
11 Disposal
49
12 Technical Data
50
Overview: Technical Data
50
Service Space: Outdoor Unit
50
Service Space: Indoor Unit
50
Piping Diagram: Outdoor Unit
52
Piping Diagram: Indoor Unit
53
Wiring Diagram: Outdoor Unit
54
Wiring Diagram: Indoor Unit
55
Technical Specifications: Outdoor Unit
56
Field Settings on the User Interface - Overview
57
12.10 Field Settings on the Outdoor Unit
59
12.11 ESP Curve: Indoor Unit
60
For the User
60
13 About the System
60
System Layout
60
14 User Interface
61
Before Operation
61
16 Operation
62
Operation Range
62
Quick Start-Up
62
Operating the System
63
About the Clock
63
About Operating the System
64
Space Cooling Operation
64
Space Heating Operation
64
Other Operation Modes
65
Schedule Timer
65
Operating the Optional Demand PCB
69
Operating the Optional External Control Adapter
69
Operating the Optional Remote Controller
69
17 Maintenance and Service
69
About the Refrigerant
70
After-Sales Service and Warranty
70
Warranty Period
70
Recommended Maintenance and Inspection
70
Recommended Maintenance and Inspection Cycles
70
18 Troubleshooting
70
Error Codes: Overview
71
Other manuals for Daikin SEHVX20BAW
Installation And Operation Manual
60 pages
Installer And User Reference Guide
72 pages
4
Based on 1 rating
Ask a question
Give review
Questions and Answers:
Need help?
Do you have a question about the Daikin SEHVX20BAW and is the answer not in the manual?
Ask a question
Daikin SEHVX20BAW Specifications
General
Model
SEHVX20BAW
Type
Air Cooled Chiller
Cooling Capacity
20 kW
Refrigerant
R-410A
EER
3.1
Power Supply
400V, 3 Phase, 50Hz
Related product manuals
Daikin SERHQ020BAW1
76 pages
Daikin SERHQ032BAW1
76 pages
Daikin EWAQ~G-SS
22 pages
Daikin UAA125-ST3M
45 pages
Daikin UAA204-ST3M
45 pages
Daikin EWWD120J-SS
20 pages
Daikin UAA105-ST3M
45 pages
Daikin UAA150-ST3M
45 pages
Daikin UAA220-ST3M
45 pages
Daikin UAA-ST3M Series
45 pages
Daikin EWAD620-C17C-SS
304 pages
Daikin EWAD E-SS Series
76 pages
Need help?
General
To Next Page
