Blue Hawk Chainsaw Manual

The Blue Hawk Chainsaw is a powerful gasoline-powered cutting tool designed for professional and heavy-duty home use. It features a high-performance 2-stroke engine, automatic chain oiling, anti-vibration system, safety chain brake, and ergonomic handles. Below are key sections for safety, features, assembly, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Assembly Instructions 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Fuel and Oil Mixing 7. Operating Procedures 8. Safety Features 9. Maintenance & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: High-torque 2-stroke engine, Guide Bar, Saw Chain, Chain Brake Lever, Throttle Trigger, Choke Control, Primer Bulb, Fuel Tank, Oil Tank.

Feature	Description
Engine Displacement	45cc 2-stroke gasoline engine
Guide Bar Length	16-inch professional grade
Chain Brake	Inertia-activated safety feature
Automatic Oiling	Adjustable chain lubrication system
Anti-Vibration System	Reduces operator fatigue
Safety Throttle Lock	Prevents accidental acceleration
Decompression Valve	Easier starting
Air Filtration	Dual-stage air filter
Spark Arrestor	Prevents fire hazards
Warranty	2-year limited warranty

Assembly Instructions

Unpack and inspect all components. Assemble on clean, flat surface.

Attach Guide Bar: Remove bar cover nuts, position bar on studs, align chain sprocket.
Install Saw Chain: Place chain over bar with cutting edges facing forward, adjust tension.
Install Hand Guard: Secure chain brake assembly to handle.
Fill Fluids: Add fuel mixture to fuel tank and bar/chain oil to oil tank.

WARNING! Always wear protective gloves during assembly. Ensure chain is properly tensioned before use.

First-Time Setup

Complete assembly before first use.

Fuel Preparation: Mix high-quality 2-stroke oil with unleaded gasoline (50:1 ratio).
Chain Tension: Adjust tension so chain snaps back when pulled from guide bar.
Break-In Period: Operate at 50% throttle for first 30 minutes of use.
Safety Check: Verify chain brake functions properly before cutting.

CAUTION! Never operate without proper personal protective equipment (PPE).

Specifications

Engine Type: 2-stroke, air-cooled
Displacement: 45cc
Power Output: 2.2 kW (3.0 HP)
Fuel Capacity: 550 ml (18.6 fl oz)
Oil Capacity: 260 ml (8.8 fl oz)
Guide Bar Length: 16 inches (40 cm)
Chain Pitch: 3/8 inch
Chain Gauge: 0.050 inch
Weight: 5.2 kg (11.5 lbs) without fuel
Sound Level: 105 dB(A) at operator's ear

Controls and Settings

Main Controls: Throttle Trigger, Throttle Lockout, Chain Brake Lever, Choke Control, Primer Bulb, Stop Switch.

Adjustments: Chain Tension (side knob), Oil Flow Rate (screw adjustment), Idle Speed (carburetor screw).

Safety Features: Chain Brake (manual/inertia activated), Throttle Lockout (must be depressed to engage throttle), Right Hand Guard, Spark Arrestor Muffler.

Fuel and Oil Mixing

Use 89 octane or higher unleaded gasoline mixed with 2-stroke engine oil.

Mix Ratio: 50:1 (20ml oil per 1 liter gasoline)
Mixing Procedure: Add oil to approved container, then add gasoline
Shake Well: Mix thoroughly before fueling
Storage: Use fuel within 30 days; add fuel stabilizer for longer storage

Tip: Always mix fuel outdoors in well-ventilated area away from ignition sources.

Operating Procedures

Always wear PPE: safety glasses, hearing protection, gloves, chainsaw chaps, steel-toe boots.

Starting Procedure: Set chain brake, move switch to ON, set choke, press primer 5 times, pull starter cord
Warm Up: Allow engine to run at idle for 30 seconds before cutting
Cutting Technique: Use lower quadrant of bar, maintain firm grip, never cut above shoulder height
Kickback Prevention: Keep nose of bar away from obstructions, maintain sharp chain
Shutdown: Allow to idle for 30 seconds, move switch to OFF position

WARNING! Never operate with one hand. Always maintain secure footing.

Safety Features

Chain Brake: Stops chain within milliseconds if kickback occurs. Throttle Lockout: Prevents accidental throttle engagement. Right Hand Guard: Protects from broken chain. Anti-Vibration: Reduces fatigue and improves control.

Maintenance & Cleaning

Daily maintenance: Clean air filter, check chain tension, inspect bar for wear. Weekly: Clean spark arrestor, check all fasteners. Monthly: Replace spark plug, clean fuel filter.

CAUTION! Always disconnect spark plug wire before performing maintenance. Store in dry location away from children.

Regulatory Information

EPA Phase III compliant. Meets ANSI B175.1 safety standards. CARB certified for California use. Contains parts that may contain chemicals known to cause cancer. For technical support, visit www.bluehawktools.com or contact 1-800-555-TOOL.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	Old fuel, clogged filter	Use fresh fuel mix, clean/replace fuel filter, check spark plug
Engine runs poorly	Dirty air filter, carb adjustment	Clean air filter, adjust carburetor screws per manual
Chain won't turn	Brake engaged, clutch worn	Disengage chain brake, inspect clutch assembly
Excessive vibration	Loose components, unbalanced chain	Tighten all fasteners, balance chain or replace
Chain throws oil	Over-oiling, wrong oil type	Adjust oil flow rate, use proper bar/chain oil
Chain dulls quickly	Cutting dirty wood, improper filing	Avoid cutting ground-contact wood, sharpen chain properly

Reset: For electronic ignition models, disconnect spark plug wire for 30 seconds to reset.

Service: 1-800-555-TOOL; www.bluehawktools.com