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California Air Tools 4620AC - User Manual

California Air Tools 4620AC
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ULTRA QUIET & OIL FREE
AIR COMPRESSOR
OwnER'S MAnUAL
CALIFORnIA AIR TOOLS
4620AC
2.0 HP
6.40 CFM @ 40 PSI
5.30 CFM @ 90 PSI
4.6 gALLOn ALUMInUM TAnk
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Questions and Answers

  • S
    Sabrina EvansJul 29, 2025
    Why won't my California Air Tools 4620AC Air Compressor motor start?
    • K
      Kathryn AdamsJul 29, 2025
      If your California Air Tools Air Compressor motor doesn't start or starts slowly, it might be due to low voltage supply. Check that the main voltage matches the air compressor's specifications. Using an extension cord that's too thin or long can cause a voltage drop. Use heavy-duty extension cords and ensure the compressor is plugged into a fully functional power outlet.
  • J
    John AllenAug 4, 2025
    What to do if the unloader valve leaks on my California Air Tools 4620AC?
    • T
      tonyaharrisAug 4, 2025
      If the unloader valve on your California Air Tools Air Compressor leaks when it's idle, the unloader valve seal might be defective. Release all the pressure from the air tank, then remove the unloader valve plug and clean the valve seal. If necessary, replace the seal and reinstall all components.
  • G
    gavin83Aug 10, 2025
    How to fix a pressure drop in my California Air Tools 4620AC tank?
    • A
      Anthony PotterAug 10, 2025
      If you notice a pressure drop in the tank of your California Air Tools Air Compressor, it could be due to air leaks at the connections. Let the compressor build pressure, ideally to the maximum. Apply soapy water to the air connections and watch for bubbles. Tighten any connections that are leaking. If the problem continues, further assistance may be needed.
  • M
    mendozaandresAug 16, 2025
    What to do if my California Air Tools Air Compressor stopped and does not start?
    • F
      Francisco Hall DDSAug 16, 2025
      If your California Air Tools Air Compressor stops and won't restart, the thermal protector may have activated due to the motor overheating. Ensure the main voltage matches the compressor's specifications. A thin or long extension cord can cause a voltage drop and overheating. Also, excessive use (over 1 hour continuously) can overheat the motor. Allow the motor to cool down.
  • R
    Rebecca RossAug 22, 2025
    Why is my California Air Tools 4620AC not providing enough air?
    • S
      Suzanne VegaAug 22, 2025
      If your California Air Tools Air Compressor doesn't seem to provide as much air as before, or cuts off sooner, it could be due to a tank full of water from condensation. Open the drain valve and release the water from the tank.

Summary

Important Safety Instructions

Safety Signal Words and Definitions

Defines hazard signal words like DANGER, WARNING, CAUTION, NOTICE.

Risk of Cutting Hazard

Warns about injuries from moving parts of the compressor.

Electrical Shock Hazard

Details electrical safety, grounding, and cord usage.

Local Service Center Information

Provides contact information for service and repair.

General Operating Warnings

Risk to Breathing

Advises use in ventilated areas and wearing masks for dust.

Flying Objects Hazard

Warns about eye protection and keeping distance from air stream.

Hot Surface and Fire Hazard

Alerts to hot surfaces and potential fire risks.

Explosion Hazard

Caution regarding pressurized air and flammable materials.

Operation and Electrical Safety Precautions

Explosion and Fire Hazards

Discusses sparks, flammable materials, and ventilation.

Extension Cord Usage

Provides specifications for safe and effective extension cord usage.

Spark-Producing Equipment Location

Advises placement of equipment in garages to avoid sparks.

Locations of Important Labels

Air Compressor Components

Pre-Operation Checklist

Package Contents and Assembly

Lists included items and provides instructions for initial assembly.

Pre-Operation Inspection and Setup

Inspect for Damage

Guides users on checking the compressor for damage before use.

Save Packaging

Advises keeping original packaging for potential returns or service.

Compressor Location and Environment

Details proper placement, surface requirements, and clean air environment.

Electrical Power and Extension Cords

Electrical Power Requirements

Details voltage, amperage, grounding, and circuit requirements for safe operation.

Electrical Extension Cord Guidelines

Provides specifications for safe and effective extension cord usage.

Operating the Air Compressor

Introduction to Operation

Brief overview of the compressor's features and benefits.

Assembly Steps

Step-by-step instructions for connecting hoses and power.

Test Run Procedure

Daily Operation Procedures

Starting the Compressor

Instructions for turning on the compressor and setting airflow.

Shutting Down the Compressor

Steps for safely turning off the compressor.

Maintenance Procedures

Draining the Air Tank

Instructions for draining accumulated water from the tank.

Air Filter Cleaning or Replacement

Guides on maintaining the air filter for optimal performance.

Testing for Leaks

Method for detecting air leaks in connections.

Cleaning the Compressor

Recommendations for cleaning the unit using safe solvents.

Pressure Switch Operation

Storage Instructions

Preparing for Prolonged Storage

Steps for safely storing the compressor for extended periods.

Troubleshooting Common Problems

Specifications and Diagrams

Electrical Circuit Diagram

Illustrates the electrical connections within the compressor.

Air Passage Diagram

Shows the flow path of air through the compressor system.

California Air Tools Inc. Limited Warranty

Limited Warranty Terms

Details the coverage, duration, and limitations of the product warranty.

Disclaimers and Limitations of Remedies

Outlines warranty exclusions and liability limitations.

Warranty Exclusions

Product Registration and Support

Warranty Registration

Information on how to register the product for warranty.

How to Videos

Guide to accessing instructional videos online.

Service or Parts Assistance

Contact details for obtaining service and replacement parts.

Product Registration Form

California Air Tools 4620AC Specifications

General IconGeneral
Model4620AC
Tank Size4.6 Gallons
Motor Power1.0 HP
Max Pressure125 PSI
Airflow @ 90 PSI2.20 CFM
Pump TypeOil-Free
Weight54 lbs
CFM at 90 PSI2.20 CFM
Horsepower (Rated/Running)1.0 HP
Noise Level60 decibels
Sound Level60 decibels
Voltage110V
Amperage8.5 Amps

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