Liebert himod Manuals

Manuals and User Guides for Liebert himod. We have 2 Liebert himod manuals available for free PDF download: Operation & Maintenance Manual, Service Manual

Liebert himod Operation & Maintenance Manual (72 pages)

Precision Cooling For Business-Critical Continuity

Brand: Liebert | Category: Air Conditioner | Size: 2.91 MB

Table of Contents
3
Product Model Information

7
1 Introduction

9
- System Descriptions
  9
  - System Types
    9
- Start-Up Procedure
  10
2 Operation with Advanced Microprocessor Controls

11
- Basics
  11
- Figure 1 Advanced Microprocessor Control Panel
  11
- Figure 2 Advanced Microprocessor (A) Control for Himod
  12
- Status Display
  13
- Main Menu <MENU/ESC
  13
- Status/Alarm Data
  13
  - Active Alarms
    13
  - Operating Status
    13
  - Alarm History Log
    13
  - Run Hours Log
    14
  - Analog Sensors
    14
- Setpoints/Setup
  14
  - View Setpoints
    14
  - Table 1 Default Setpoints and Ranges
    14
  - Setup System
    15
  - Table 2 Setup Functions, Default Values and Ranges
    15
  - Table 3 Unit Options
    16
  - Table 4 DIP Switch Settings
    16
  - Table 5 Alarm Default Time Delays
    17
  - Run Diagnostics
    20
  - Change Passwords
    21
- Date and Time
  21
- Status Display
  21
- Control Circuit Board
  22
  - LCD Display Contrast
    22
  - Non-Volatile Memory
    22
  - DIP Switches
    22
  - Control Outputs
    22
  - Table 6 Control Output Leds
    22
3 Peration with Dvanced Icroprocessor with Raphics Ontrol

23
- Basics
  23
- Figure 3 Advanced Microprocessor with Graphics Control Panel
  23
- O Peration with a Dvanced M Icroprocessor with G Raphics C Ontrol
  23
- Figure 4 Advanced Microprocessor with Graphics (G) Control Menu
  24
- Status Display
  25
- Main Menu <MENU/ESC
  25
- View/Set Alarms
  25
  - Active Alarms
    25
  - Alarm History Log
    26
  - Setup Alarms
    26
  - Table 7 Alarm Default Time Delays
    26
  - Setup Custom Alarms
    27
  - View Water Detect Floor Plan (for Optional LTM1000/LT750)
    27
  - Setup Water Detect Floor Plan
    27
- Operating Status
  28
- View/Set Control Setpoints
  28
- System Setup
  28
  - Setup Operation
    28
  - Table 8 Default Setpoints and Ranges
    28
  - Select Options
    29
  - Calibrate Sensors
    29
  - Table 9 Setup Functions, Default Values and Ranges
    29
  - Table 10 Unit Options
    29
  - Calibrate Valve Actuator
    30
  - Select Humidity Sensing Mode
    30
  - Set Status Display
    30
  - Change Passwords
    30
- Run Diagnostics
  31
  - Show Inputs
    31
  - Test Outputs
    31
  - Test Control Board
    31
  - DIP Switches
    32
- Date and Time
  32
- Plot Graphs
  32
  - Modify Plot Scales
    32
  - Table 11 Setting Options
    32
- Analog/Digital Inputs
  33
  - Read Analog Inputs
    33
  - Setup Analog Inputs
    33
  - Read Digital Inputs
    33
  - Setup Digital Inputs
    33
- View Run Hours Log
  34
  - View 24 Hour Run Time History
    34
  - View Total Run Hours
    34
- Control Circuit Board
  34
  - 3.13.1 LCD Display Contrast
    35
  - 3.13.2 Nonvolatile Memory
    35
  - 3.13.3 DIP Switches
    35
  - 3.13.4 Control Outputs
    35
  - Table 12 Control Output Leds
    35
4 System Performance with Advanced Microprocessor Controls

36
- Temperature Control
  36
- Humidity Control
  37
- Control Types
  38
  - Proportional Control
    38
- Load Control Features
  38
  - Short Cycle Control
    38
  - Sequential Load Activation Control
    38
- Additional Features
  39
- Communications
  41
5 Alarm Descriptions

42
- Standard Alarms
  42
  - Change Filter
    42
  - Compressor Overload
    42
  - Custom Alarms
    43
  - High Head Pressure
    43
  - High Humidity
    43
  - High Humidity and Low Humidity (Simultaneously)
    43
  - High Temperature
    43
  - High Temperature and Low Temperature (Simultaneously)
    43
  - Humidifier Problem
    43
  - Loss of Air Flow
    44
  - Loss of Power
    44
  - Low Humidity
    44
  - Low Suction Pressure
    44
  - 5.1.14 Low Temperature
    44
  - Main Fan Overload
    44
  - Short Cycle
    44
- Optional/Custom Alarms
  45
  - Loss of Water Flow
    45
  - Smoke Detected
    45
  - Standby GC Pump on
    45
  - Standby Unit on
    45
  - Water under Floor
    45
6 Component Operation and Maintenance

46
- System Testing
  46
- Filters
  48
- Motor Section
  48
  - Fans
    48
- Refrigeration System
  48
  - Suction Pressure
    49
  - Discharge Pressure
    49
  - Superheat
    49
  - Thermostatic Expansion Valve
    49
  - Table 16 Suction Pressures
    49
  - Table 17 Discharge Pressures
    49
  - Hot Gas Bypass Valve
    50
  - Air Cooled Condenser
    51
  - Figure 8 Outdoor Fan/Condenser Configuration
    51
  - Glycol Cooled Condensers
    52
  - Compressor Functional Check
    54
  - Compressor Replacement
    55
- Steam Generating Humidifier
  57
  - Principle of Operation
    57
  - Figure 9 Operation Schematic
    57
  - Water Supply and Plumbing
    58
  - Figure 10 Bottom View of Humidifier
    58
  - Start-Up and Operation
    59
  - Cylinder Replacement
    60
  - Figure 11 Cylinder Removal
    60
  - Maintenance
    61
  - Figure 12 Plugs
    61
  - Figure 13 Himod Humidifier Wiring Diagram
    62
7 Troubleshooting

63
8 Monthly Maintenance Inspection Checklist

70
9 Semi -Annual Maintenance Inspection Checklist

71

Liebert himod Service Manual (36 pages)

C Version High Performance Air Conditioning

Brand: Liebert | Category: Air Conditioner | Size: 1.02 MB

Service Manual
1
Table of Contents
3
Preliminary Operations

5
- Inspection
  5
- Handling
  5
- Operating Limits
  5
- Identification
  5
Positioning

6
- Clearance Areas and Main Dimensions
  6
- Overall Dimensions
  7
Installation

8
- Air Inlet and Outlet
  8
- Hole in Raised Floor
  8
- Extension Hood
  9
- Extension Hood with Sound Reduction Cartridges (over Unit)
  9
- Horizontal Discharge Hood (over Unit)
  9
- Base Module
  10
- Base Frame
  10
- High Efficiency Filters
  10
- New Air Module
  11
Water Connections

12
- General Warnings
  12
- Auxiliary Water Connections
  12
- Chilled Water Connections
  12
- Adding Ethylene Glycol
  12
Electrical Connections

20
- Fan Connections
  23
- Aeraulic Features
  27
Start−Up

28
Operation

28
- Chilled Water Valve
  29

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Air Conditioner

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More Liebert Manuals

Liebert himod Manuals

Liebert himod Operation & Maintenance Manual (72 pages)

Table of Contents

Product Model Information

1 Introduction

2 Operation with Advanced Microprocessor Controls

3 Peration with Dvanced Icroprocessor with Raphics Ontrol

4 System Performance with Advanced Microprocessor Controls

5 Alarm Descriptions

6 Component Operation and Maintenance

7 Troubleshooting

8 Monthly Maintenance Inspection Checklist

9 Semi -Annual Maintenance Inspection Checklist

Liebert himod Service Manual (36 pages)

Table of Contents

Preliminary Operations

Positioning

Installation

Water Connections

Electrical Connections

Start−Up

Operation

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