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Frick RWF II 399 User Manual

Frick RWF II 399
78 pages
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This manual contains installation, operation, 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 incorrect operation.
RWF II
Rotary Screw Compressor
All Refrigerants
Models 100 to 1080
Form 070.610-IOM (JUL 2021)
Installation–Operation–Maintenance
File: Service Manual – Section 070
Replaces: 070.610-IOM (MAR 2020)
Distribution: 3, 3a, 3b, 3c
Check www.FrickCold.com for the latest version of this publication.

Table of Contents

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Frick RWF II 399 Specifications

General IconGeneral
BrandFrick
ModelRWF II 399
CategoryCompressor
LanguageEnglish

Summary

General Information

Safety Precaution Definitions

Defines DANGER, WARNING, CAUTION, and NOTICE levels.

Installation Procedures

Voltage Protection and UPS Systems

Warnings regarding UPS usage and voltage protection.

Rigging and Handling Precautions

Safety measures and procedures for rigging the compressor package.

Electronic Equipment Installation in Industrial Environments

Best practices for installing electronic controls.

Installation Procedures

Grounding Practices for VFD Applications

Specific grounding considerations for VFD systems.

Grounding Requirements for Electronic Controls

Importance and methods of proper grounding.

Operation

Suction Check Valve Power Assist Kit and Initial Start-Up Procedures

Description of power assist kit and initial start-up steps.

Operation

Compressor Lubrication, Oil Separation, and Cold-Start Systems

Functions of lubrication, oil separation, and the cold-start valve.

Quantum HD EZ-COOL Liquid Injection Setup

Parameters and selections for EZ-Cool LIOC PI control.

VFD Skip Frequencies and Normal Start-Up Procedure

Criteria for VFD skip frequencies and normal start-up steps.

Maintenance

General Maintenance Information, Precautions, and Shutdown Procedures

Overview, safety, critical areas, and shutdown steps.

Oil Quality, Sampling, and Operating Log

Importance of oil quality, sampling, and using an operating log.

Grease Compatibility and Abnormal Operation Analysis

Importance of correct grease and steps for correcting abnormal operations.

Pressure Transducer Replacement and Capacity Transmitter

Procedures for replacing transducers and the capacity transmitter.

Maintenance

Changing Oil and Demand Pump Disassembly

Steps for oil change and demand pump disassembly.

Troubleshooting the Demand Pump

Using pressure and vacuum gauges for diagnosis.

Maintenance Schedule

Table detailing recommended maintenance tasks and frequencies.

Servicing the Cold-Start Valve

Procedures for dismantling and servicing the cold-start valve.

Temperature Sensor and Oil Level Transmitter Procedures

Troubleshooting and replacement for sensors and transmitters.

Piping and Instrumentation Diagram (General)

General diagram illustrating system connections and components.

EZ-CAL High-Pressure Cut-Out Calibration Diagram

Diagram for calibrating the EZ-CAL system.

Maintenance

Vibration Analysis Guidelines

Considerations for performing and interpreting vibration analysis.

EZ-CAL Test Block and Pressure Transducer Testing

Description of the EZ-CAL block and transducer testing procedures.

Maintenance

Troubleshooting Compressor and Demand Pump Systems

Tables of common symptoms and probable causes for compressor and pump issues.

Troubleshooting Oil Separation and Hydraulic Systems

Tables of common symptoms and probable causes for oil separation and hydraulic issues.

Forms

Forms

Compressor Pre-Start Checklist

Checklist for verifying mechanical and electrical conditions before start-up.

Forms

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