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Liebert.CRV+ Series
Emerson Liebert.CRV+ Series User Manual
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Appendix
1
Ci
rcuit
Diagram
55
Liebert.CRV+ Series Air Cooled Precision Air Conditioner
User Manual
Appendix 1
Circuit Diagra
m
Figure 1
CR035 circuit diagram
62
64
Table of Contents
Default Chapter
3
Table of Contents
3
Chapter 1 Overview
9
Product Introduction
9
Nomenclature of the CRV+ Air Cooled AC Unit
9
Appearance
10
Main Components of Indoor Unit
10
Refrigerant Requirement
11
Chapter 2 Instruction for Pre-Installation
12
Equipment Room Consideration
12
Space Clearance for Maintenance
12
Environmental Requirements
13
Operation Environment
13
Storage Environment
13
Movement, Unpacking and Inspection
13
Transportation and Movement
13
Unpacking
14
Inspection
15
Chapter 3 Machanical Installation
16
Installation Notes
16
System Arrangement
16
General Arrangement
16
System Installation Mode
17
Mechanical Parameters
18
Installation Procedures
20
Leveling the Cabinet
20
Removing Feet and Fixing Cabinet
20
Cabinet Connection
21
Piping
22
Removing Filters
22
Connecting Condensed Water Drainage Pipe of Indoor Unit
23
Connecting Water Inlet Pipe of Electrode Humidifier
24
Connecting Copper Pipes between Indoor Unit and Outdoor Unit
25
Installing Pipe Extension Kit (for Site Installation)
26
Charging Refrigerant and Adding Refrigeration Oil
27
Removing Transportation Fastener and Vibration Absorber
29
Checklist for Completed Installation
30
Chapter 4 Electrical Installation
31
Task Introduction
31
Connecting Cables of Indoor Unit
31
Electrical Port Location of Indoor Unit
31
Connecting Power Cable of Indoor Unit
32
Connecting Control Cable
33
Connecting Solenoid Valve of Pipe Extension Kit (Option for Site Installation)
34
Checklist for Completed Installation
34
Chapter 5 System Power-On Commissioning
36
Location of Mcbs
36
Power-On Commissioning
36
Preparation before Commissioning
36
Commissioning Procedures
37
Checklist for Completed Commissioning
38
Chapter 6 Micro-Processing Controller
39
Feature
39
Appearance
39
LCD Screen
39
Control Button
40
Function Descriptions
40
Operation Example
40
Control Screen
41
ON Screen
41
Normal Screen
41
Password Screen
42
Menu Structure
42
Main Menu
42
Alarm Menu
43
Temp&Hum Set
46
System State
47
System Set
49
Help Menu
51
Display Set
52
Chapter 7 System Operation and Maintenance
53
Routine Maintenance and Inspection(Monthly)
53
Routine Maintenance and Inspection (Half Yearly)
53
Self-Diagnosing Functions
54
Electric Control Part
54
Maintenance of Electric Part
54
Maintenance of Control System
54
Water Leak Detector
55
Air Filter Maintenance Guidance
55
Fan Kit Maintenance Guidance
56
Electrode Humidifier Maintenance Guidance
56
Electrode Humidifier Operation Guidance
56
Electrode Humidifier Replacement
57
Electrical Heater Maintenance Guidance
58
Refrigerating System Maintenance Guidance
58
Suction Pressure
58
Discharge Pressure
58
Electronic Expansion Valve
59
Air-Cooled Condensor
59
Compressor
59
Drainage System Maintenance Guidance
60
Chapter 8 Troubleshooting
61
Appendix 1 Circuit Diagram
63
Appendix 2 Menu Structure of Micro-Processing Controller
65
Appendix 3 Alarm Control Menu Table
67
Appendix 4 Hazardous Substances or Elements Announcement
68
Appendix 5 Maintenance Table (Monthly)
69
Appendix 6 Maintenance Table (Half Yearly)
70
4
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Emerson Liebert.CRV+ Series Specifications
General
Brand
Emerson
Model
Liebert.CRV+ Series
Category
Air Conditioner
Language
English
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