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Central Pneumatic 90234 User Manual

Central Pneumatic 90234
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COMPRESSOR
4 HP - 10 GALLON
Model 90234
OPERATING INSTRUCTIONS
3491 Mission Oaks Blvd., Camarillo, CA 93011
Visit our Web site at: http://www.harborfreight.com
Copyright 2003 by Harbor Freight Tools
®
. All rights reserved. No portion of this
manual or any artwork contained herein may be reproduced in any shape or form
without the express written consent of Harbor Freight Tools.
For technical questions, please call 1-800-444-3353.
®
®
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Central Pneumatic 90234 Specifications

General IconGeneral
BrandCentral Pneumatic
Model90234
CategoryAir Compressor
LanguageEnglish

Summary

General Safety Rules

Work Area Safety

Keep your work area clean and well lit. Cluttered benches and dark areas invite accidents.

Electrical Safety Guidelines

Safe Electrical Practices

Ensure proper grounding, avoid wet conditions, and handle power cords with care.

Personal Safety Precautions

Operator Awareness and Condition

Stay alert, use common sense, and avoid operation under impairment.

Tool Use and Care

Safe Operation and Dress Code

Dress properly, avoid accidental starts, maintain balance, and use safety equipment.

Tool Maintenance and Usage

Use correct tools, ensure switch functionality, disconnect power, and maintain tools.

Grounding Requirements

Grounded Tool Connection

Tools with three prongs require a properly grounded outlet for safety.

Double Insulated Tools

Two Prong Plug Usage

Double insulated tools do not require grounding and use two-prong plugs.

Symbology Explained

Common Safety and Technical Symbols

Explanation of symbols like Double Insulated, CSA, UL, Volts, Amperes, RPM.

Specific Safety Rules

Safe Working Environment and Protection

Maintain safe environment, labels, use eye/hearing protection.

Product Usage Restrictions

Keep children away, avoid alcohol/drugs, use correct oil.

Operational Guidelines

Daily Checks and Maintenance

Check oil level, drain tank daily, avoid injury, dress properly, and maintain care.

Tool Application and Parts

Use right tool, avoid modification, use identical replacement parts.

Unpacking and Parts Check

Initial Parts Verification

Check all parts against the parts list upon unpacking. Contact for missing/broken parts.

Operating Instructions: Initial Setup

Compressor Oil Filling

Always fill the Air Compressor with premium quality, 30-weight, non-detergent oil.

Operating Instructions: Filling and Connecting

Oil Level Check and Refill

Check oil level via window, add oil through plug hole if low, do not overfill.

Connecting Air Tools and Accessories

Connect air hose to closed Air Outlet Valve; use filter/oiler if needed.

Operating Instructions: Start-Up and Automation

Compressor Start-Up Procedure

Close drain valve, ensure switch is OFF, plug in, then turn switch ON.

Automatic Pressure Control

Compressor builds pressure (85-115 PSI) and cycles automatically; do not adjust pressure switch.

Operating Instructions: Pressure and Shutdown

Adjusting Tool Air Pressure

Turn Pressure Regulator to adjust air pressure to the tool (90-115 PSI).

Depressurizing and System Shutdown

Turn off switch, unplug, release tool pressure, drain tank, and manage overload.

Inspection and Maintenance Procedures

Pre-Use Inspection Checklist

Unplug before inspection. Check for damage, binding, or wiring issues.

Daily Maintenance Tasks

Check oil level and purge tank daily to prevent corrosion.

Proper Storage Guidelines

Store the Air Compressor in a clean, dry location.

Parts List

Component Identification and Quantity

List of part numbers, descriptions, and quantities for compressor components.

Assembly Diagram

Component Placement and Connections

Visual representation of part placement and connections for compressor assembly.

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