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Quincy Compressor QSI 245 User Manual

Quincy Compressor QSI 245
142 pages
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THIS PRODUCT CAN EXPOSE YOU TO CHEMICALS INCLUDING LEAD,
WHICH IS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER
AND BIRTH DEFECTS OR OTHER REPRODUCTIVE HARM. FOR MORE
INFORMATION GO TO WWW.P65WARNINGS.CA.GOV
QSI Series
Fixed Speed Rotary Screw Air Compressors
Instruction Manual
This manual contains important safety information and should be
made available to all personnel who operate and/or maintain this
product. Carefully read this manual before attempting to operate or
perform maintenance on this equipment.
Manual No. 2012203803
August 2018 Edition
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Quincy Compressor QSI 245 Specifications

General IconGeneral
ModelQSI 245
Horsepower5 HP
Maximum Pressure175 PSI
Tank Size80 Gallon
Voltage208-230/460V
Drive TypeBelt Drive
PhaseThree Phase

Summary

Section I - General

Standard Warranty

Details the warranty terms and conditions for Quincy compressors, including coverage and exclusions.

Safety Alert Symbols

Explains the meaning of various safety symbols used throughout the manual to indicate hazards.

Safety Precautions

Outlines essential safety measures to be followed during operation and maintenance of the compressor.

Section II - Description

General Description

Provides an overview of the QSI compressor, its components, and general features.

The Compression Cycle

Details the step-by-step process of air compression within the rotary screw compressor.

Capacity Control System

Explains how the compressor regulates its output based on air demand.

Section III - Installation

Location

Recommendations for selecting an appropriate installation site for the compressor.

Relief Valves

Explains the function and installation requirements for pressure relief valves.

Electrical

Guidelines for the safe and correct electrical installation of the compressor.

Section IV - Operating Procedures

Prior to Starting

Essential checks and preparations required before starting the compressor.

Starting the Compressor

Step-by-step guide for safely starting the compressor unit.

Stopping the Compressor

Procedures for normal and emergency stopping of the compressor.

Control Panel Overview

Description of the control panel, its parts, functions, and interface elements.

Section V - Maintenance or Service Preparation

Maintenance or Service Preparation

General procedures and safety precautions before performing maintenance or service.

Important Maintenance Requirements

Key requirements for maintaining the compressor, including using genuine parts and intervals.

Section VI - Servicing

Safety

General safety precautions for service personnel working on the compressor.

Section VII - Compressor Fluids

Fluid Specifications

Lists recommended synthetic fluids for Quincy rotary screw compressors.

Fluid Analysis Program - General

Overview of the fluid analysis program for optimizing drain intervals and machine protection.

Fluid Parameters

Table detailing fluid properties, test methods, and acceptable ranges for various fluids.

Section VIII - Service Adjustments

Differential Pilot Valve Adjustment

Instructions for adjusting the differential pilot valve for pressure modulation.

Pressure Switch Adjustment

Guidance on setting the pressure switch for compressor loading and unloading points.

Drive Coupling Alignment

Steps for checking and correcting the coupling alignment between the compressor and motor.

Section IX - Troubleshooting

Troubleshooting Guide

Lists common probable causes and corrective actions for compressor operational issues.

Section X - Maintenance Schedule

Maintenance Schedule

Provides a schedule for routine maintenance tasks based on time intervals.

Appendix A - Technical Data

Technical Data

Presents detailed technical specifications for various QSI compressor models.

Important Requirements for New Installation

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