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Frick RWF 222 User Manual

Frick RWF 222
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Installation - Operation - Maintenance
ROTARY SCREW COMPRESSOR UNITS
ALL REFRIGERANTS
MODELS
100 through 480
THIS MANUAL CONTAINS RIGGING, ASSEMBLY, START-UP, AND
MAINTENANCE INSTRUCTIONS. READ THOROUGHLY BEFORE
BEGINNING INSTALLATION. FAILURE TO FOLLOW THESE IN-
STRUCTIONS COULD RESULT IN DAMAGE OR IMPROPER OPERA-
TION OF THE UNIT.
S70-600 IOM/MAY 2001
File: SERVICE MANUAL - Section 70
Replaces: S70-600 IOM/MAR 2000
Dist: 3, 3a, 3b, 3c
RWF

Table of Contents

Questions and Answers:

Frick RWF 222 Specifications

General IconGeneral
BrandFrick
ModelRWF 222
CategoryAir Compressor
LanguageEnglish

Summary

Installation, Operation, and Maintenance

Safety Precaution Definitions

Foundation Requirements

Motor and Compressor Rotation Check

Oil Charge Procedure

Thermosyphon Oil Cooling System

Thermosyphon Oil Cooler Installation

Liquid Injection Oil Cooling (Optional)

Water-Cooled Oil Cooling (Optional)

Economizer - High Stage (Optional)

Economizer Load Balancing

Electrical Systems

Operation and Start-Up Instructions

SGC Compressor Features

Key features and design aspects of the SGC rotary screw compressor.

Compressor Lubrication System Functions

Explains the multiple functions of the compressor's lubrication system.

Cold-Start System

Demand Pump Oil System

Compressor Oil Separation System

Compressor Hydraulic System

Compressor Oil Cooling Systems Overview

Liquid Injection Adjustment Procedure

Low Ambient Operation

Initial Start-Up Procedures

Initial Start-Up Procedure

Detailed instructions for performing the initial start-up of the compressor.

Normal Start-Up Procedure

Steps for a standard start-up procedure after initial setup.

Restarting After Power Interruption

Procedure for restarting the compressor after a plant power failure.

Normal Maintenance Operations

General Maintenance Tasks

Compressor Shutdown and Start-Up

Replacing Compressor Unit Components

Oil Filter (OF-1) Main Single/Dual Maintenance

Strainer - Demand Oil Pump Maintenance

Strainer - Liquid Injection Maintenance

Coalescer Filter Element(s) Replacement

Changing Oil Procedure

Demand Pump Disassembly

Troubleshooting the Demand Pump

Demand Pump Assembly

Thrust Bearing Adjustment

Pump Performance Troubleshooting

Recommended Maintenance Program

Vibration Analysis Guidelines

Oil Quality and Analysis

Lubrication Schedule and Instructions

Maintenance Schedule

Troubleshooting Guide

Abnormal Operation Analysis and Correction

Abnormal Operation Symptoms List

A comprehensive list of system conditions that can cause abnormal unit operation.

Pressure Transducers - Testing

Pressure Transducers - Replacement

SV Position Potentiometer Replacement and Adjustment

Capacity Linear Transmitter Replacement - Slide Valve

Volumizer® Transmitter Replacement - Slide Stop

Oil Level Transmitter Replacement

Temperature Sensor Replacement

Troubleshooting the RWF Compressor

Excessive Noise and Vibration Troubleshooting

Common causes and solutions for excessive noise and vibration in the compressor.

Slide Valve and Slide Stop Troubleshooting

Diagnosing issues where the slide valve or slide stop will not move.

Troubleshooting the Oil Separation System

Gradual Oil Loss Troubleshooting

Identifying causes for gradual oil loss observed in the coalescer sight glass.

Rapid Oil Level Loss Troubleshooting

Diagnosing causes for rapid loss of oil level in the coalescer sight glass.

Troubleshooting the Hydraulic System

Slide Valve Not Loading or Unloading Troubleshooting

Identifying causes when the slide valve fails to load or unload.

Slide Valve Load but Not Unload Troubleshooting

Diagnosing issues when the slide valve loads but fails to unload.

Slide Valve Unload but Not Load Troubleshooting

Diagnosing issues when the slide valve unloads but fails to load.

Slide Stop Function Troubleshooting

Troubleshooting problems with the slide stop not functioning in either direction.

Troubleshooting the Liquid Injection Oil Cooling System

High Oil Temperature Troubleshooting

Identifying causes for excessively high oil temperatures in the system.

Low Oil Temperature Troubleshooting

Identifying causes for excessively low oil temperatures in the system.

Oil Temperature Fluctuates Troubleshooting

Diagnosing reasons for fluctuating oil temperatures in the system.

Troubleshooting the Demand Pump System

Thermal Expansion Valves

Jordan Temperature Regulator Valve

Motor Replacement Procedure

Bare Compressor Replacement Procedure

Shutdown Due to Improper Oil Pressure

Wiring Harness - External Transducers for Board #1

Wiring Harness - External AC to Heaters and Valves

Wiring Harness - Internal Analog Board #1

Wiring Harness - Internal AC to Heaters and Valves

Proper Installation of Electronic Equipment

Grounding Practices for Control Equipment

Wiring Practices for Control Panels

Electronic Equipment Installation Precautions

RWF Compressor Prestart Checklist

Mechanical Checks

List of essential mechanical checks to perform before unit start-up.

Electrical Checks

List of essential electrical checks to perform before unit start-up.

Start-Up Report Form

Adjustable Safety Setpoints Configuration

Drive Train Alignment Procedures

Vibration Data Sheet

Recommended Spare Parts

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