Daikin EWWT100Q Installation, Operation And Maintenance Manual

Water cooled chiller & heat pump with scroll compressors

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Fig. 1 - Typical Refrigerant Circuit for Cooling Only Version (EWWT-Q)
Fig. 2 Typical Circuit for Moto-Evaporating Version (EWLT-Q)
Fig. 3 Typical Refrigerant Circuit for Heat Pump Version
Fig. 4 Typical Hydronic Manifold and Pump Module Circuit
Fig. 5 Connection of more Unit-Manifold Systems Together and with Pump Module
Introduction
Precautions against Residual Risks
General Description
Information about the Refrigerant Used
Installation Requirements
1.1. Information about Installation of Systems with R32
Receiving the Unit
Operating Limits
Storage
Fig. 6 - EW(W/H)T-Q Operating Limits
Fig. 7 - EWLT-Q Operating Limits
Table 1 -Minimum Percentage of Glycol for the Low Water Temperature
Mechanical Installation
Safety
Handling and Lifting
Fig. 8 - Handling of the Single Circuit Unit
Fig. 9 - Alternative Handling Method with Forklift
Positioning and Assembly
Noise and Sound Protection
Water Circuit for the Connection of the Unit
Water Piping
Fig. 10 - Alternative Handling Method with Pallet Truck
Water Piping Installation Procedure
Fig. 11 - Reference Drawing for Evaporator and Condenser Identification
Fig. 12 - Evaporator and Condenser Flow Switch Positions
Fig. 13 - Cables Routing of Evaporator Flow Switch
Fig. 14 - Cables Routing of Evaporator Flow Switch
Fig. 15 - Electrical Panel Entry Point for Evaporator and Condenser Flow Switch Cables
Fig. 16 - Water Temperature Probe
Piping Insulation
Water Treatment
Table 2 - DAE Water Quality Requirements
Operating Stability and Minimum Water Content in the System
Anti-Freeze Protection for Evaporator and Recovery Exchangers
Table 3 - Minimum Water Flow
Guidelines for Remote Condenser Application (Ewlt-Q Version)
Selection of Piping Material
Installation Information for Condenserless Units
Connecting the Refrigerant Circuit
Fig. 17 - Connecting the Refrigerant Circuit (1)
Fig. 18 - Connecting the Refrigerant Circuit (4)
To Braze the Pipe End
Leak Test and Vacuum Drying
Charging the Unit
Fig. 19 - Pipe Brazing
Fine-Tuning of Refrigerant Charge While Unit Is Operating
Oil Charge
Electrical Installation
To Install the Main Switch Handle and Shaft
Fig. 20 - Handle Assembly Instructions
Fig. 21 - Details of the Pistol Handle
General Specifications
About Electrical Compliance (Only for EWWT100)
Electrical Supply
Electric Connections
Cable Requirements
Phase Unbalance
Connection of the Power Supply of the Unit
Table 4 - Table 1 of EN60204-1 Point 5.2
Electrical Panel Label Description
Fig. 22 - Identification of the Labels Applied to the Electric Panel (Standard*)
Additional Guidelines for Modular Applications
Water Manifold Module Installation
Connection between Manifold Module and Chiller Unit
Table 5 - Modular Combinations
Partial Heat Recovery with Manifold Module
Fig. 23 - Connection Instructions between Chiller and Manifold Modules
Fig. 24 - PHR Pipes with Manifold Module (at Left for 3Inch - at Right for 5Inch Manifold Pipes)
Reference Drawing in Case of Custom Water Piping
Connection of Modular System
Mechanical Connection
Fig. 25 - Water Piping Configuration
Fig. 26 - Modular Systems Connection
Water Manifold Connection
Motor for Plate Heat Exchanger Shut-Off Valve
Fig. 27 - Water Manifold Sizes
Fig. 28 - Water Connection to Modules
Motor Mechanical Installation
Fig. 29 - Mounting Instructions for Valve Actuator
Fig. 30 - Mounting Instructions for Actuator Limit Switches
Valve Actuator and Limit Switch Electrical Installation
Fig. 31 - Mounting Indications for Valve Actuator
Fig. 32 - Wiring Diagram for Motor (Left Figure) and Limit Switches (Right Figure)
Fig. 33 - Cable Adapters for Evaporator Shut off Valve Actuator and Limit Switches
Fig. 34 - Cable Adapters for Condenser Shut off Valve Actuator and Limit Switches
Fig. 35 - Shut off Valve Actuator Wiring Diagram
Fig. 36 - Evaporator Shut off Valve Actuator Cable Routing
Fig. 37 - Condenser Shut off Valve Actuator Cable Routing
Setting of Limit Switches Trigger
Fig. 38 - Electrical Panel Entry for Evaporator and Condenser Shut off Valve Actuator Cables
Connection of Stacked Units
Connection of more Unit-Manifold Systems Together
Fig. 39 - Setting of Limit Switches Trigger
Fig. 40 - Mounting Instructions for Stacked Units
Pump Module Installation
Fig. 41 - Mounting Instructions for more Unit-Manifold Systems Together
Fig. 42 - Pump Module Installation
Fig. 43 - Pump Module Installation - Piping Details
Handling of the Modules
Fig. 44 - Handling of Manifold Module
Fig. 45 - Handling of Unit and Manifold Modules
Fig. 46 - Indications for Stacked Units Installation
Fig. 47 - Handling of Pump Module Using Forklift
Electrical Installation of Modules
Fig. 48 - Handling of Pump Module Using for Pallet Truck
Fig. 49 - Power Bar System
Fig. 50 - Cables Routing between Bar System and Unit
Power Bar System Mechanical Installation
Fig. 51 - Details of Cables Routing
Fig. 52 - Fixing of the Power Bar System to the Unit
Power Bar System Electrical Connection
Fig. 53 - Connection of the Power Bar Modules Together
Fig. 54 - Details of Connection of the Power Bar Modules Together
Fig. 55 - Detail of the Fuses and of the Box for Cables Routing of the Power Bar Module
Fig. 56 - Detail of Electrical Connection for the Initial Unit Module
Fig. 57 - Detail of Electrical Connection for any Other Unit Module
Fuses Replacement for Power Bar System
Fig. 58 - NH Fuse Switch Disconnector
M/S (MUSE) Probes Installation
Fig. 59 - Positions of the Temperature Probes for 3" and 5" Manifold
Unit Modules M/S (MUSE) Connection
Before Starting
Fig. 60 - Details of Probes Positioning on the Pipes
Fig. 61 - Connection of 4 Plcs on the same Modbus Network
Fig. 62 - Evaporator Pressure Drops
Fig. 63 -Condenser Pressure Drops
Operator's Reponsibilities
Maintenance
Pressure / Temperature Table
Routine Maintenance
Electrical Maintenance
Service and Limited Warranty
Table 6 - Pressure / Temperature of the R32
Table 7 - Standard Routine Maintenance Plan
10 Before Start-Up
Fig. 64 - Wiring for Connecting the Unit at the Place of Installation
11 Discharge of the Refrigerant from the Safety Valves
Periodic Obligatory Checks and Starting up Ofthe Groups (Units)
13 Important Information on the Refrigerant Used
Factory and Field Charged Units Instructions
14 Periodic Checks and Commissioning of Pressure Equipment
15 Dismission and Disposal
16 Duration

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Water Cooled Chiller & heat pump with Scroll Compressors

EWWT100-160Q

EWLT100-160Q

EWHT100Q

Water-cooled scroll Heat pump

Original instructions

Installation, Operation and Maintenance Manual

Water-cooled scroll chiller

Condenserless scroll chiller

REV

Date

02/2024

Supersedes

D-EIMHP01702-23_00EN

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Daikin EWWT100Q Installation, Operation And Maintenance Manual

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