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Daikin WSC126 User Manual

Daikin WSC126
58 pages
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Installation and Maintenance Manual IM 1044-2
Centrifugal Compressor Water Chillers
Group: Chillers
Part Number: 331374801
REV
0A
Date: August 2012
© 2013 Daikin Applied
Models WSC,WDC,WCC,HSC
(Includes High Voltage 10/11kV WDC/WCC models)
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Daikin WSC126 Specifications

General IconGeneral
BrandDaikin
ModelWSC126
CategoryChiller
LanguageEnglish

Summary

Installation Procedures

Receiving and Handling Units

Guidelines for inspecting and moving the chiller upon receipt.

Location and Mounting Guidelines

Proper placement and support requirements for chiller installation.

Oil Cooler System

Oil Cooler Data and Connections

Provides data and connection details for the oil cooler system.

Oil Heater and Relief Valves

Pressure Relief Valve Information

Details on relief valve function, types, and data.

Electrical System and Power Wiring

Power Wiring Requirements

Instructions for connecting power leads to the unit.

600+ Volt Motor Insulation

Procedures for insulating motor terminals on high voltage units.

10/11kV Motor Unit Installation

Installing Motor Terminal Box

Procedure for mounting the terminal box on high voltage motors.

Insulating Motor Terminals

Motor Terminal Insulation Procedure

Steps for insulating motor terminals using specific tapes and coatings.

Multiple Chiller Setup and Interconnection

pLAN Wiring and Interconnectability

Connecting chillers via pLAN for communication and control.

Chiller Sequencing and Responsibilities

Setting operational order and defining installation roles.

MicroTech II Operator Interface Settings

Compressor Configuration and WCC Settings

Settings for compressor limits, capacity, and WCC models.

Multi-Chiller Operating Sequence

How chillers stage and load together in a networked system.

Commissioning and Control System

Initial Startup and Commissioning

Overview of the chiller startup and commissioning process.

Capacity Control System

Inlet Vane Operation and Adjustment

How inlet vanes control capacity and how to adjust vane speed.

Compressor Operational Limits and Lubrication

Lubrication System Function

How the lubrication system provides oil for bearings and vane control.

Maintenance Overview

Routine Lubrication Maintenance

Steps for servicing the lubrication system, including oil checks.

Maintenance Procedures

Refrigerant Cycle Maintenance

Maintaining the refrigerant cycle, oil, and charge.

Seasonal Maintenance Procedures

Annual Shutdown Process

Steps for preparing the chiller for seasonal shutdown.

Annual Startup Process

Procedures for safely restarting the chiller after shutdown.

System Repair Procedures

Pressure Relief Valve Replacement

Steps for replacing faulty pressure relief valves.

Oil Analysis Interpretation

Understanding Oil Analysis Results

Interpreting wear metal, moisture, and TAN data from oil samples.

Maintenance Schedule - Unit, Compressor, Controls

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