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ROTORCOMP EVO28 - User Manual

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ROTORCOMP VERDICHTER GmbH | A Member of BAUER GROUP
[en] 07/2020
SCREW COMPRESSOR AIR ENDS
EVO2, EVO3 / EVO3-G, EVO6 / EVO6-G, EVO9 / EVO9-G,
EVO15 / EVO15-G, EVO28 / EVO28-G, EVO42 / EVO42-G
OPERATING MANUAL

Table of Contents

Questions and Answers

  • W
    wendymeltonSep 8, 2025
    What causes differential pressure in my ROTORCOMP Compressor?
    • D
      Dana GonzalezSep 8, 2025
      If your ROTORCOMP Compressor experiences differential pressure, it could be because the pressure in the separator cartridge is too high due to the cartridge being full or clogged. Replace the separator cartridge to resolve this.
  • P
    pettyleeSep 7, 2025
    What to check if the fan failed and combistat switches off due to high temperature in my ROTORCOMP EVO28 Compressor?
    • A
      Anna ParkerSep 7, 2025
      If the combistat on your ROTORCOMP Compressor switches off due to excessively high temperature, it could be due to a fan failure. Check the fan.
  • C
    Chelsea KellyAug 22, 2025
    Why does the combistat switch off due to high temperature in my ROTORCOMP Compressor?
    • C
      Casey Robinson MDAug 22, 2025
      If the combistat switches off on your ROTORCOMP Compressor due to excessively high temperature, it might be due to an oil shortage. Check the oil level in the oil reservoir and top up if necessary.
  • E
    Ethan KhanSep 4, 2025
    Why does my ROTORCOMP EVO28 system not relieve pressure?
    • U
      ucastilloSep 4, 2025
      If your ROTORCOMP Compressor system does not relieve, the issue might be with the solenoid valve or electrical system. Check these components.
  • L
    Lori RussellSep 3, 2025
    How to fix a faulty thermostat causing high temperature shutdown in my ROTORCOMP Compressor?
    • A
      Ana MartinezSep 3, 2025
      If the combistat switches off due to excessively high temperature in your ROTORCOMP Compressor, it might be due to a faulty thermostat. Replace the thermostat to resolve this.
  • E
    Eddie ChavezSep 1, 2025
    Why is my ROTORCOMP EVO28 continually discharging with low feed?
    • P
      Paula BirdSep 2, 2025
      If your ROTORCOMP Compressor is continually discharging and has a low feed quantity, the solenoid valve or relief valve might be defective. Consider replacing the solenoid valve or relief valve.
  • A
    Angela EdwardsAug 31, 2025
    Why doesn't my ROTORCOMP EVO28 system discharge properly?
    • F
      floresrobertAug 31, 2025
      If your ROTORCOMP Compressor system does not discharge during continuous operation, or it does not switch off automatically during intermittent operation (i.e., the safety valve blows off), the upper switching point of the network pressure monitor might be set too high. Readjust the network pressure monitor.
  • R
    Ruth BrownAug 30, 2025
    What causes the combistat to switch off due to high temperature in my ROTORCOMP EVO28?
    • K
      Kara EllisonAug 30, 2025
      If the combistat on your ROTORCOMP Compressor switches off because of excessively high temperature, the oil filter might be soiled. Replace the oil filter cartridge.
  • H
    hilldavidAug 28, 2025
    Why is my ROTORCOMP EVO28 Compressor system difficult to start?
    • S
      Susan HollowayAug 29, 2025
      If your ROTORCOMP Compressor system is difficult to start, it might be because the screw compressor air end is flooded with oil. You should check it.
  • M
    Marcia LaraAug 27, 2025
    Why is there no or insufficient feed quantity from my ROTORCOMP EVO28?
    • J
      Jaime LarsenAug 27, 2025
      If your ROTORCOMP Compressor experiences no or insufficient feed quantity, the intake filter might be soiled. Replace the filter insert to resolve this issue.

Summary

2 Safety precautions

2.2 Safety regulations

Lists relevant national and European regulations for pressure vessels and operating safety.

2.3 General safety precautions

Provides essential safety instructions for installation, commissioning, and operation.

3 Technical Description

5 Installation

5.2 Safety precautions for installation and assembly

Lists critical safety measures to be followed during installation and assembly.

6 Commissioning

6.1 Preparation for commissioning

Details essential checks and procedures before initial startup.

6.2 Checking direction of rotation

Explains how to verify the correct rotation direction of the compressor air end.

6.3 Test run

Provides instructions and safety warnings for conducting a test run.

6.4 Recommissioning screw compressor air end system

Lists measures required for restarting systems that have been shut down for extended periods.

7 Maintenance

7.1 Safety precautions

Stresses the importance of qualified personnel and safety procedures during maintenance.

7.2 Oil level

Highlights the importance of checking the oil level regularly for safe operation.

7.2.1 Oil level check via oil filler opening

Describes the step-by-step procedure for checking the oil level.

7.3 Oil change

Details the process and precautions for changing the compressor oil.

7.3.1 Oil change intervals

Refers to specifications for determining when the oil should be changed.

7.3.2 Oil drain point

Explains where to drain the used oil from the system.

7.3.3 Filling with oil

Guides on how to refill the system with the correct type and amount of oil.

7.5 Maintenance intervals

Offers reference values for recommended maintenance schedules based on operating hours.

8 Lubricants and Operating Materials Maintenance Parts

8.1.1 Oil recommendation

Specifies requirements and types of oils suitable for the compressor air ends.

9 Technical Data and Tightening Torques

9.1 Technical data

Presents key technical specifications for various screw compressor air end models.

9.2 Tightening torques

Lists maximum permissible tightening torques for different screw/bolt types.

10 Troubleshooting

ROTORCOMP EVO28 Specifications

General IconGeneral
BrandROTORCOMP
ModelEVO28
CategoryCompressor
LanguageEnglish

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