Daikin EWWH-VZ Manuals

Manuals and User Guides for Daikin EWWH-VZ. We have 1 Daikin EWWH-VZ manual available for free PDF download: Installation, Maintenance And Operating Manual

Daikin EWWH-VZ Installation, Maintenance And Operating Manual

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

WATER-COOLED WATER CHILLERS WITH VARIABLE SPEED COMPRESSOR

Brand: Daikin | Category: Chiller | Size: 2.28 MB

Table of Contents

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

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