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Gast 23 SERIES OIL-LESS - User Manual

Gast 23 SERIES OIL-LESS
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23 SERIES OIL-LESS
VACUUM PUMPS & COMPRESSORS
OPERATION & MAINTENANCE MANUAL
Product Use Criteria:
• Pump only clean, dry air.
• Operate at 32ºF - 104ºF (0ºC - 40ºC).
• Protect unit from dirt & moisture.
• Do not pump flammable or explosive gases or
use in an atmosphere that contains such gases.
• Protect all surrounding items from exhaust air. This
exhaust air can become very hot.
• Corrosive gases and particulate material will
damage unit. Water vapor, oil-based contaminants
or other liquids must be filtered out.
• Consult your Gast Distributor before using at high
altitudes.
• Oil-Less rotary-vanes require NO lubrication.
• Sealed bearings are grease packed.
• Use of petroleum or hydrocarbon products will
reduce carbon-vane service life.
Thank you for purchasing this Gast product. It is manufactured to the highest standards
using quality materials. Please follow all recommended maintenance, operational
and safety instructions and you will receive years of trouble free service.
General information
• Model numbers ending in “X” have automatic thermal
protectors which protect the motor by shutting the motor
off if it overheats. The motor will automatically restart
once the motor has cooled.
PART NO. 70 - 290 G375PL (REV-K)
Model #1023-101Q ShownModel #1023-V103 ShownModel #0523-101 Shown
PLEASE READ THIS MANUAL COMPLETELY BEFORE INSTALLING AND USING
THIS PRODUCT. SAVE THIS MANUAL FOR FUTURE REFERENCE AND
KEEP IN THE VICINITY OF THE PRODUCT.
® Registered Trademark/™ Trademark of Gast Manufacturing Inc. ©Copyright 2012 Gast Manufacturing Inc. All Rights Reserved.
www.gastmfg.com
ISO 9001 CERTIFIED

Questions and Answers

  • G
    gonzalezryanAug 12, 2025
    What to do if my Gast 23 OIL-LESS Air Compressor filter is dirty?
    • D
      Danielle ElliottAug 12, 2025
      If the filter of your Gast Air Compressor is dirty, you should clean or replace it.
  • A
    Amanda WhitneyAug 15, 2025
    What to do if my Gast 23 OIL-LESS Air Compressor muffler is dirty?
    • M
      Miss Sandra PorterAug 16, 2025
      If the muffler of your Gast Air Compressor is dirty, you should clean or replace it.
  • M
    Mark BellAug 19, 2025
    What to do if my Gast 23 OIL-LESS has dust or offset powder in pump?
    • B
      brandon47Aug 19, 2025
      If there is dust or offset powder in the pump of your Gast Air Compressor, inspect and clean it.
  • R
    Robert ThompsonAug 23, 2025
    What to do if my Gast 23 OIL-LESS Air Compressor has plugged vacuum/pressure line?
    • M
      Mr. Kevin DorseyAug 23, 2025
      If the vacuum or pressure line of your Gast Air Compressor is plugged, you should inspect and repair it.
  • M
    Michael PhelpsAug 27, 2025
    What to do if my Gast Air Compressor has a vacuum line collapsed?
    • L
      Lisa RothAug 27, 2025
      If the vacuum line of your Gast Air Compressor is collapsed, you should repair or replace it.
  • C
    Cole TrujilloAug 30, 2025
    What to do if the shaft seal is worn in my Gast Air Compressor?
    • C
      Christopher WatsonAug 30, 2025
      If the shaft seal is worn in your Gast Air Compressor, replace it.
  • J
    Jonathan PerezSep 3, 2025
    What to do if the vanes are worn in my Gast 23 OIL-LESS?
    • A
      April HendersonSep 4, 2025
      If the vanes are worn in your Gast Air Compressor, replace them.
  • M
    Marissa SmithSep 7, 2025
    What to do if the vanes are sticking in my Gast 23 OIL-LESS?
    • J
      Jill WrightSep 7, 2025
      If the vanes are sticking in your Gast Air Compressor, clean or replace them.

Summary

Installation

Maintenance

Injury Hazard

Product surfaces get hot. Air stream may contain material causing damage. Wear eye protection.

Shutdown Procedures

Never Add Oil

Never add oil to this oil-less pump. This is a critical operational warning.

Service Kit Installation

Electrical Shock Hazard

Disconnect power before kit installation. Vent air lines. Failure may cause death or shock.

Warranty

Troubleshooting Chart

Troubleshooting Guide

Table correlating symptoms like vacuum issues, overheat, or motor overload with reasons and remedies.

Gast 23 SERIES OIL-LESS Specifications

General IconGeneral
Model23 SERIES OIL-LESS
CategoryAir Compressor
TypeOil-less
Power SourceElectric
Voltage115/230V
PhaseSingle
Speed1725 RPM
Tank Size20 gallons

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