Quincy Compressor QSI 1250 User Manual

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

Quincy Compressor QSI 1250 Specifications

General

Model	QSI 1250
Type	Rotary Screw
Horsepower	125 HP
Maximum Pressure	125 PSI
Voltage	460V
Phase	3
Sound Level	72 dBA
Frequency	60 Hz

Summary

Section I - General

Standard Warranty

Details the warranty terms and conditions for Quincy compressors.

Safety Information

Covers safety alert symbols, precautions, and warnings for safe operation.

Section IV - Operating Procedures

Pre-Operation and Startup

Essential checks and steps before starting and during operation.

Operating Modes

Section V - Maintenance or Service Preparation

Service Preparation Overview

Important Maintenance Requirements

Specific procedures for ensuring safety during maintenance and service.

Section VI - Servicing

Safety and Fluid Handling

Safety procedures for servicing and handling compressor fluids.

Section VII - Compressor Fluids

Fluid Specifications and Types

Fluid Maintenance and Analysis

Section VIII - Service Adjustments

Pressure and Temperature Valve Adjustments

Drive Coupling Alignment

Section IX - Troubleshooting

Startup and Shutdown Issues

Diagnoses and resolves problems related to starting, unscheduled shutdowns, and overloads.

Performance and Component Issues

Addresses air delivery, pressure, temperature, and component-related problems.

Section X - Maintenance Schedule

Recommended Maintenance Tasks

Provides a schedule of recommended maintenance tasks and intervals.