Frick SGXB 3524 User Manual

Form 070.650-IOM (AUG 2015)
INSTALLATION - OPERATION - MAINTENANCE
File: SERVICE MANUAL - Section 070
Replaces: 070.650-IOM (NOV 2013)
Dist: 3, 3a, 3b, 3c
SGC/SGX
ROTARY SCREW COMPRESSORS
MODELS:
SGC 1913-2824, SGCB/H 3511-3519
Original SGXB 3519-3524, SGXH 3519 & 4013-4021
THIS MANUAL CONTAINS RIGGING, ASSEMBLY, START-UP,
AND MAINTENANCE INSTRUCTIONS. READ THOROUGHLY
BEFORE BEGINNING INSTALLATION. FAILURE TO FOLLOW THESE
INSTRUCTIONS MAY RESULT IN PERSONAL INJURY OR DEATH,
DAMAGE TO THE UNIT, OR IMPROPER OPERATION.
Please check www.johnsoncontrols.com/frick for the latest version of this publication.

Frick SGXB 3524 Specifications

General

Model	SGXB 3524
Type	Screw Compressor
Manufacturer	Frick
Capacity	3524 cfm
Drive Type	Direct Drive
Control System	Microprocessor Control
Number of Compression Stages	Single Stage
Cooling Method	Water Cooled
Lubrication System	Oil Flooded

Summary

SGC/SGX Rotary Screw Compressors

Compressor Description

SGC/SGX Compressor Features

Compressor Lubrication System

Explains the functions and importance of the compressor's lubrication system.

Construction Details

Capacity Control Mechanisms

Details the Volumizer and Stepless Capacity Control systems for modulation.

Installation and Handling

Oil System Requirements

Oil Selection and Pressure

Critical parameters for selecting the correct oil and maintaining adequate oil pressure.

Balance Piston Oil Regulation

Balance Piston & Squeeze Film Dampers

Oil Cooling Requirements

Hydraulic System and Control Valves

Directional Control Valves

Compressor Hydraulic System Operation

Details how the hydraulic system actuates slide valves and stops for loading/unloading.

Volumizer Volume Ratio Control

Operation and Start-Up

Start-Up Procedures

Step-by-step instructions for initial and normal compressor unit start-up.

Maintenance Procedures

Normal Maintenance Operations

Safety precautions and routine maintenance tasks for compressors.

Recommended Maintenance Program

Maintenance Schedule

Analysis and Troubleshooting

Vibration and Oil Analysis

Abnormal Operation Analysis

Troubleshooting Specifics

SGC Compressor Troubleshooting

Common issues with slide valves/stops and possible causes/corrections.

Hydraulic System Troubleshooting

Diagnosing problems with solenoids, valves, and hydraulic circuits.

Component Replacement and Critical Shutdowns

Transmitter and Compressor Replacement

Shutdown Due to Improper Oil Pressure

Critical information on compressor shutdown due to incorrect oil pressure levels.

Compressor Prestart Checklist

Drive Train Alignment

Vibration Data Sheet