Daikin EWWD VZ Manuals

Manuals and User Guides for Daikin EWWD VZ. We have 2 Daikin EWWD VZ manuals available for free PDF download: Operation Manual, Installation, Maintenance And Operating Manual

Daikin EWWD VZ Operation Manual (84 pages)

Air and Water cooled inverter chillers and heat pump

Brand: Daikin | Category: Air Conditioner | Size: 2 MB

Table of Contents
2
1 Safety Considerations

7
- General
  7
- Avoid Electrocution
  7
- Safety Devices
  7
- Available Sensors
  9
  - Pressure Transducers
    9
  - Temperature Sensors
    9
  - Thermistors
    9
  - Leak Detectors
    9
- Available Controls
  10
  - Evaporator Pumps
    10
  - Condenser Pumps (W/C Units Only)
    10
  - Compressors
    10
  - Expansion Valve
    10
  - Switchbox Pressurization Fan for HFO Units (W/C Only)
    10
- Customer Terminal Block Connections
  10
  - Evaporator Flow Switch
    11
  - Condenser Flow Switch (W/C Units Only)
    11
  - Double Setpoint
    11
  - Current Limit (Optional)
    11
  - External Fault
    11
  - Rapid Restart (Optional)
    11
  - Remote On-Off
    11
  - General Alarm
    11
  - Compressor Status
    11
  - Circuit Alarm (Optional)
    11
  - Evaporator Pump Start
    12
  - Condenser Pump Start (W/C Units Only)
    12
  - Demand Limit
    12
  - Setpoint Override
    12
  - Pump VFD Signal (A/C Units Only)
    12
2 General Description

13
- Basic Information
  13
- Abbreviations Used
  13
- Controller Operating Limits
  13
- Controller Architecture
  14
- Communication Modules
  14
3 Using the Controller

15
- General Recommendation
  15
- Navigating
  15
- Passwords
  16
- Editing
  16
- Basic Control System Diagnostic
  17
- Controller Maintenance
  18
- Optional Remote User Interface
  18
- Embedded Web Interface
  19
4 Menu Structure

21
- Main Menu
  21
- View/Set Unit
  21
  - Thermostat Ctrl
    21
  - Network Ctrl
    22
  - Compressor Vfd Setup (A/C Units Only)
    22
  - Pumps
    22
  - Condenser (W/C Units Only)
    23
  - Press Fan (W/C Units Only)
    23
  - Master/Slave
    23
    
    Data
    24
    
    Options
    24
    
    Thermostat Ctrl
    25
    
    Timers
    25
    
    Standby Chiller
    25
  - Rapid Restart
    25
  - Date/Time
    25
  - Scheduler
    26
  - Power Conservation
    26
  - Controller IP Setup
    27
  - Daikin on Site
    27
  - Menu Password
    27
- View/Set Circuit
  28
  - Data
    28
  - Compressor
    29
  - Condenser (A/C Only)
    29
  - Exv
    30
  - Economizer (A/C Only)
    30
  - Settings (A/C Units Only)
    30
  - Variable VR
    30
- Active Setpoint
  30
- Evaporator LWT
  31
- Condenser LWT (W/C Units Only)
  31
- Unit Capacity
  31
- Unit Mode
  31
- Unit Enable (A/C Units Only)
  32
- Timers
  32
- Alarms
  32
- Commission Unit
  32
  - Alarm Limits
    32
  - Calibrate Sensors
    33
    
    Unit Calibrate Sensors
    33
    
    Circuit Calibrate Sensors
    33
  - Manual Control
    34
    
    Unit
    34
    
    Circuit #1 (Circuit #2 if Present)
    35
  - Scheduled Maintenance
    36
- About this Chiller
  36
5 Working with this Unit

37
- Unit Setup
  37
  - Control Source
    37
  - Available Mode Setting
    37
  - Temperature Settings
    38
    
    LWT Setpoint Setting
    38
    
    Thermostat Control Settings
    39
  - Alarm Settings
    40
    
    Pumps
    40
  - Power Conservation
    40
    
    Demand Limit
    40
    
    Current Limit (Optional)
    41
    
    Setpoint Reset
    41
    
    Setpoint Reset by OAT Reset (A/C Units Only)
    41
    
    Setpoint Reset by External 4-20 Ma Signal
    42
    
    Setpoint Reset by Evaporator Return Temperature
    42
    
    Soft Load
    42
  - Date/Time
    43
    
    Date,Time and UTC Settings
    43
    
    Quiet Mode Scheduling (A/C Units Only)
    43
  - Scheduler
    43
- Unit/Circuit Start-Up
  43
  - Unit Status
    43
  - Prepare the Unit to Start
    44
    
    Unit Switch Enable (A/C Units Only)
    44
    
    Unit Switch Enable (W/C Units Only)
    44
    
    Keypad Enable
    45
    
    BMS Enable
    45
  - Unit Start Sequence
    45
  - Circuit Status
    45
  - Circuits Start Sequence
    46
  - High Water Temperature Limit (A/C Units Only)
    47
  - Low Evaporating Pressure
    47
  - High Condensing Pressure
    48
  - High Vfd Current
    48
  - High Discharge Temperature
    48
- Condensation Control (A/C Units Only)
  49
  - Fan Settings (A/C Units Only)
    49
    
    Fan VFD Settings
    49
- Condensation Control (W/C Units Only)
  50
- EXV Control
  51
- Economizer Control (A/C Units Only)
  51
- Liquid Injection Control
  52
- Variable Volume Ratio Control
  52
6 Alarms and Troubleshooting

53
7 Options

82

Daikin EWWD VZ Installation, Maintenance And Operating Manual (34 pages)

WATER-COOLED WATER CHILLERS WITH VARIABLE SPEED COMPRESSOR

Brand: Daikin | Category: Chiller | Size: 2 MB

Table of Contents
2
1 Introduction

7
2 Installation

11
- Storage
  11
- Receiving and Handling
  11
- Lifting Instructions
  11
- Positioning and Assembly
  12
- Shock Absorbers
  12
- Anchoring
  12
- Water Pipes
  12
  - Evaporator and Condenser Water Pipes
    12
  - Flow Switch
    13
  - Water Treatment
    14
- Temperature Limits and Water Flow
  15
  - Operating Limits EWWD-VZ
    15
  - Operating Limits EWWH-VZ
    16
- Minimum Water Content in the System
  17
- Evaporator Freeze Protection
  18
- Condenser Protection and Design Considerations
  18
  - Condensation Control with Evaporative Cooling Tower
    18
  - Condensation Control with Well Water
    18
- Chilled Water Control Sensor
  19
- Safety Valve
  19
- Open the Isolation And/Or Shut off Valves
  19
- Electrical Connections
  19
- Phase Imbalance
  19
- Control Circuit
  20
3 Operation

20
- Operator's Responsibilities
  20
- Unit Description
  21
- Cooling Cycle Description
  21
  - Evaporator
    21
  - Condenser
    21
  - Expansion Valve
    21
  - Compressors
    21
  - Oil Management System
    22
  - Oil Recovery System
    22
  - Electrical Control Panel
    22
  - Safeties for each Refrigerant Circuit
    23
  - System Safeties
    24
  - Regulation Type
    24
  - Compressor Alternation
    24
  - High Pressure Condensation Control
    24
  - High Pressure Mechanical Safety Pressure Switch
    24
  - Compressor Motor Protection
    24
4 Maintenance

24
- Maintenance and Repair
  24
- Pressure/Temperature Table
  25
- Routine Maintenance
  26
  - Check Condenser Performance
    26
  - Electronic Expansion Valve
    26
  - Cooling Circuit
    26
  - Refrigerant Charge
    28
  - Electrical Installation
    28
- Cleaning and Storage
  28
- Seasonal Maintenance
  28
  - Seasonal Shutdown
    29
  - Seasonal Start up
    29
5 Service Schedule

29
6 Maintenance Schedule

29
7 Precommissioning Check List

31
8 Important Information Regarding the Refrigerant Used

32
- Factory and Field Charged Units Instructions
  32
9 Periodic Checks and Commissioning of Pressure Vessels

33
10 Demolition and Disposal

33

Daikin Categories

Air Conditioner Heat Pump Chiller Remote Control Air Handlers

More Daikin Manuals

Daikin EWWD VZ Manuals

Daikin EWWD VZ Operation Manual (84 pages)

Table of Contents

1 Safety Considerations

2 General Description

3 Using the Controller

4 Menu Structure

5 Working with this Unit

6 Alarms and Troubleshooting

7 Options

Daikin EWWD VZ Installation, Maintenance And Operating Manual (34 pages)

Table of Contents

1 Introduction

2 Installation

3 Operation

4 Maintenance

5 Service Schedule

6 Maintenance Schedule

7 Precommissioning Check List

8 Important Information Regarding the Refrigerant Used

9 Periodic Checks and Commissioning of Pressure Vessels

10 Demolition and Disposal

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Daikin Categories