Chicago Electric Chainsaw 67255 Manual: A Comprehensive Guide
This manual provides detailed instructions for the Chicago Electric 67255 chainsaw, covering assembly, operation, maintenance, and troubleshooting for optimal performance.
The Chicago Electric 67255 chainsaw is a powerful and versatile tool designed for various cutting tasks around your property. This manual serves as a comprehensive resource, guiding you through safe operation and effective maintenance. Understanding its components and following these instructions will ensure longevity and peak performance.
Whether you’re a homeowner tackling yard work or a professional needing a reliable tool, this guide will help you maximize the chainsaw’s capabilities. Prioritize safety and familiarize yourself with all features before use.

Safety Precautions and Warnings
Always prioritize safety when operating the Chicago Electric 67255 chainsaw. Wear appropriate personal protective equipment, including safety glasses, hearing protection, gloves, and sturdy footwear. Keep bystanders at a safe distance during operation.
Never operate the chainsaw with a damaged chain or guard. Ensure proper grounding and avoid using in wet conditions. Disconnect the power source before performing any maintenance or adjustments. Read and understand this manual completely before use to prevent injury.
Understanding the Chainsaw Components
The Chicago Electric 67255 chainsaw consists of several key components. These include the motor housing, which contains the electric motor powering the chain. The guide bar supports and directs the chain, while the chain itself performs the cutting action.
Familiarize yourself with the location of the trigger, lock-off button, and auxiliary handle for safe and efficient operation. Understanding these parts is crucial for proper assembly, maintenance, and troubleshooting.
Identifying Key Parts: Bar, Chain, Motor Housing
The bar is the long, flat metal piece guiding the chain; inspect it for damage before each use. The chain, comprised of interconnected links with cutting teeth, requires consistent sharpening and proper tension.
The motor housing securely encloses the electric motor, providing power to drive the chain. Regularly check the housing for cracks or loose connections. Knowing these components aids in safe operation and effective maintenance of your Chicago Electric 67255.
Control Locations: Trigger, Lock-Off Button, Auxiliary Handle
The trigger initiates chainsaw operation, requiring firm pressure for activation. A lock-off button prevents accidental starts, enhancing safety – always engage it when not in use.
The auxiliary handle provides a secure grip and improved control during cutting. Familiarize yourself with these controls before operation. Proper understanding ensures safe and efficient use of the Chicago Electric 67255 chainsaw, minimizing risks and maximizing performance.
Assembly Instructions
Before first use, careful assembly is crucial for safe operation. This involves attaching the bar and chain securely, ensuring proper alignment and tension. Double-check all connections before proceeding.
Refer to the detailed diagrams within this manual for visual guidance. Incorrect assembly can lead to malfunctions or injuries. Take your time and follow each step meticulously to guarantee a properly assembled Chicago Electric 67255 chainsaw, ready for effective and safe use.
Attaching the Bar and Chain
Begin by loosening the bar nuts, but do not remove them completely. Carefully position the bar onto the chainsaw body, aligning the oil holes; Next, install the chain around the bar, ensuring the cutting edges face the correct direction.
Re-tighten the bar nuts gradually, maintaining even pressure. Proper chain installation is vital for safe and efficient cutting. Refer to the diagrams for correct chain routing and bar placement on your Chicago Electric 67255.
Chain Tensioning: Proper Adjustment
Correct chain tension is crucial for safe operation and prolonged chain life. With the bar attached, adjust the tensioning screw until the chain deflects approximately 1/8 inch when pulled away from the bar in the middle.
Ensure the chain moves smoothly around the bar without binding. Regularly check and readjust tension, especially during initial use. A too-tight chain causes overheating, while a loose chain can derail. Proper tensioning maximizes cutting performance on your Chicago Electric 67255.
Operating Instructions
Before starting, ensure the chainsaw is properly assembled and the chain is correctly tensioned. Always wear appropriate safety gear, including eye and ear protection. Firmly grip the chainsaw with both hands, keeping a stable stance.
Engage the lock-off button and then squeeze the trigger to start. Use smooth, controlled cutting motions, letting the chain do the work. Avoid forcing the saw, and be mindful of kickback potential.
Starting the Chainsaw: Step-by-Step Guide
First, ensure the power cord is connected to a grounded outlet with the correct voltage. Depress and hold the safety lock-off button located on the handle. Simultaneously, squeeze the trigger firmly to initiate the motor.
If the chainsaw doesn’t start, release the trigger and repeat the process. Never continuously hold the trigger without the lock-off engaged. Always maintain a secure grip during startup.
Proper Cutting Techniques
Always maintain a firm grip with both hands while operating the Chicago Electric 67255 chainsaw. Begin cuts with the chain moving at full speed, applying gentle pressure. Avoid forcing the saw; let the chain do the work.
Be mindful of kickback, a sudden, dangerous reaction. Cut at a slight angle, and never cut above shoulder height. Regularly inspect the wood for hidden nails or debris before cutting.
Maintenance and Care

Regular maintenance is crucial for the longevity of your Chicago Electric 67255 chainsaw. After each use, clean debris from the bar and chain. Frequently sharpen the chain to ensure efficient cutting, and inspect the bar for wear.
Proper lubrication with chain oil is essential; check the automatic oiler system regularly. Store the chainsaw in a dry location, and always disconnect the power cord when not in use.
Chain Sharpening: Tools and Techniques
Maintaining a sharp chain is vital for safe and efficient cutting with your Chicago Electric 67255. You’ll need a round file, file guide, and potentially a depth gauge tool. Ensure the chain is properly secured during sharpening.
Follow the existing angle of the cutting teeth, and sharpen each tooth consistently. Regularly check the depth gauges to maintain optimal cutting performance and prevent kickback.
Bar Maintenance: Cleaning and Inspection
Regular bar maintenance extends the life of your Chicago Electric 67255 chainsaw and ensures smooth operation. After each use, thoroughly clean the bar groove to remove sawdust and debris, preventing binding and wear.
Inspect the bar rails for burrs or damage; file them smooth if necessary. Check for bending or cracks, and replace the bar if any structural issues are found to maintain safety.
Troubleshooting Common Issues
This section addresses frequent problems encountered with the Chicago Electric 67255 chainsaw. If the chainsaw fails to start, verify the power cord connection, check the circuit breaker, and ensure the lock-off button is engaged correctly.
For chain slippage or breakage, confirm proper tension and sharpen the chain. Regularly inspecting and addressing these issues will maximize your chainsaw’s lifespan and performance.
Chainsaw Won’t Start

If your Chicago Electric 67255 chainsaw isn’t starting, first confirm the power cord is securely plugged into a functioning outlet. Next, check your circuit breaker; a tripped breaker will prevent operation.
Ensure the lock-off button is fully depressed before attempting to engage the trigger. Inspect the chain brake – it must be disengaged. If issues persist, consult the full manual for detailed troubleshooting steps.
Chain Slipping or Breaking
A slipping or broken chain on your Chicago Electric 67255 often indicates insufficient tension. Immediately stop using the chainsaw and adjust the chain tension using the tensioning screw, ensuring proper tightness.
Regularly sharpen the chain to maintain a clean cutting edge; a dull chain is prone to slipping. Inspect the chain for damage – cracks or worn teeth necessitate replacement. Always use a compatible replacement chain for safety.
Replacing Parts
Maintaining your Chicago Electric 67255 requires occasional part replacement. When sourcing replacements, prioritize compatibility to ensure proper function and safety. Finding compatible chains is crucial; check the manual for specifications or consult with a hardware professional.
Replacing the bar involves removing the chain, loosening the bar mounting nuts, and installing the new bar. Always inspect all components before reassembly, and ensure secure tightening of all fasteners.

Finding Compatible Replacement Chains
Locating the correct replacement chain for your Chicago Electric 67255 is vital for safe and efficient operation. Refer to your chainsaw’s manual for the specific chain pitch, gauge, and length required. These specifications are critical for proper fit and performance.
Online retailers and hardware stores often carry compatible chains; however, verifying compatibility before purchase is essential. Incorrect chains can damage the chainsaw and pose safety risks.

Replacing the Bar
When replacing the bar on your Chicago Electric 67255 chainsaw, ensure you obtain a compatible bar with the correct length, pitch, and mounting holes; Disconnect the spark plug wire for safety before beginning. Remove the old bar by loosening the retaining nuts.
Install the new bar, aligning the drive links with the bar’s groove. Securely tighten the retaining nuts, and verify proper chain tension after installation. A damaged bar compromises safety.
Lubrication
Proper lubrication is crucial for the Chicago Electric 67255 chainsaw’s longevity and performance. Use a high-quality chain oil specifically designed for chainsaws; automotive oil is not suitable. Regularly check the oil level in the reservoir and refill as needed before each use.

The automatic oiler system distributes oil to the bar and chain during operation. Ensure the oiler is functioning correctly to prevent excessive wear and maintain a smooth cut.
Chain Oil: Type and Usage
Utilize a specifically formulated chainsaw bar and chain oil for optimal lubrication of your Chicago Electric 67255. Avoid using automotive or vegetable oils, as they lack the necessary tackiness and can damage the chain and bar. Biodegradable options are available for environmentally conscious users.
Regularly fill the oil reservoir before each use, and check levels frequently during operation. Proper oiling minimizes friction, reduces wear, and extends the life of your chainsaw components.
Automatic Oiler System
The Chicago Electric 67255 chainsaw features an automatic oiler, designed to consistently deliver lubricant to the bar and chain during operation. This system relies on a pump activated by the motor, ensuring continuous lubrication without manual intervention.
Periodically verify the oil flow by observing oil disbursement while the chainsaw is running. Adjust the oiler setting, if available, to match cutting conditions and wood type for peak performance and longevity.
Electrical Considerations
The Chicago Electric 67255 chainsaw requires a standard 120V electrical outlet for operation. Always inspect the power cord for damage before each use, and avoid operating with a frayed or exposed wire. Utilize a properly grounded extension cord if needed, ensuring it’s rated for outdoor use.
If the chainsaw trips a circuit breaker, disconnect it immediately and reset the breaker before attempting to restart. Never bypass safety features.
Voltage Requirements and Power Cord Safety

This Chicago Electric 67255 chainsaw is designed for 120-volt, 60Hz AC power only. Using an incorrect voltage can damage the motor and void the warranty. Always ensure the power cord remains dry and clear of obstructions during operation.
Inspect the cord before each use for cuts or damage; replace a damaged cord immediately. Avoid pulling the cord to disconnect – grasp the plug instead for safety.
Resetting the Circuit Breaker
If the Chicago Electric 67255 chainsaw stops during use, check the circuit breaker in your electrical panel. A tripped breaker indicates an overload. Before resetting, disconnect the chainsaw and identify the cause of the overload – potentially excessive material being cut.
To reset, switch the breaker to the ‘OFF’ position, then back to ‘ON’. If it trips again, do not continue using the chainsaw and consult a qualified electrician.
Storage and Transport
Proper storage and transport of your Chicago Electric 67255 chainsaw are crucial for safety and longevity; Before storing, always disconnect the power cord. Clean the chainsaw thoroughly, removing debris and sawdust. Store it in a dry, secure location, inaccessible to children.
When transporting, ensure the chain brake is engaged and utilize the bar cover. Secure the chainsaw to prevent movement and damage during transit, prioritizing a safe and stable method.
Safe Storage Practices
To ensure safe storage of your Chicago Electric 67255 chainsaw, always disconnect the power cord before any maintenance or storage period. Clean the unit thoroughly, removing sawdust and debris to prevent corrosion. Store in a dry, locked location, out of reach of children and unauthorized personnel.
Protect the chainsaw from extreme temperatures and humidity. Consider a dedicated storage case for added protection and organization, maintaining its operational readiness.

Transporting the Chainsaw
When transporting your Chicago Electric 67255 chainsaw, always disconnect the power cord and ensure the chain brake is engaged for safety. Utilize a scabbard or protective cover to shield the bar and chain during transport, preventing accidental contact and damage.
Secure the chainsaw properly in your vehicle to prevent shifting during travel. Avoid placing heavy objects on top of it, and always follow local regulations regarding tool transportation.
Warranty Information
The Chicago Electric 67255 chainsaw is covered by a standard manufacturer’s warranty, typically lasting for 90 days from the date of original purchase. This warranty protects against defects in materials and workmanship under normal use.
Proof of purchase is required for all warranty claims. The warranty does not cover damage resulting from misuse, abuse, or improper maintenance. Contact Harbor Freight Tools for specific warranty details and claim procedures.
Frequently Asked Questions (FAQ)
Q: Why won’t my chainsaw start? A: Check the power cord, ensure the lock-off button is engaged, and verify proper chain tension. Q: What type of chain oil should I use? A: Use a high-quality bar and chain oil specifically designed for chainsaws.
Q: How often should I sharpen the chain? A: Sharpen when you notice increased cutting effort or dullness. Regular maintenance extends the chainsaw’s life.
Resources and Support
For additional assistance with your Chicago Electric 67255 chainsaw, explore online forums dedicated to tool repair and maintenance. Harbor Freight Tool’s customer service team offers support via phone and online chat.
Access detailed product information, including parts diagrams and safety guidelines, on the Harbor Freight website. Remember to register your chainsaw for warranty updates and exclusive offers.