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Husqvarna CHAIN SAW 266 User Manual

Husqvarna CHAIN SAW 266
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Chain saw
model 266
Operator’s manual
TECHNICAL SPECIFICATION
Displacement . . . . 66.7 cm
3
Bore . . . . . . . . . . . 50 mm
Stroke . . . . . . . . . . 34 mm
Ignition advance. . . . . 25˚ before t.d.c. at 8500 rpm
Sparking Plug . . . . Champion CJ 7Y, PAL P8Y
Electrode gap . . . . 0.5 mm
Carburettor . . . . . . Diaphragm type
Tillotson HS 163 A
Fuel tank capacity . . . .0.75 l
Oil tank capacity . . . . . 0.45 l
Sawing chain. . . . . . .3/8” pitch
Guide Bar . . . . . . . . . . 15”
Weight empty, incl. 15”
guide bar , chain . . . . . 7.0 kg (SE)
and chain brake . . . . . 7.4 kg (SG)
101 84 00-26 B
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Husqvarna CHAIN SAW 266 Specifications

General IconGeneral
Engine Type2-stroke
Displacement66.7 cm³
Weight (excl. cutting equipment)6.4 kg
Chain Gauge0.058 inches
Oil Tank Capacity0.4 l
Chain Pitch3/8 inches

Summary

Technical Specifications

Chain Saw Components and Fluids

What is what on the chain saw?

Diagram and labels identifying key parts of the chain saw.

Assembling guide bar and chain

Guide on how to assemble the guide bar and chain.

Fuel and oil

Information on the correct fuel and oil mixture and usage.

Chain Brake System

Chain brake activator "Swed-o-Matic"

Description of the chain brake activation mechanism.

Maintenance of the chain brake

Procedures for cleaning and checking the chain brake.

Adjusting the release power

Procedure to adjust the chain brake release force using a screw.

Starting the Chain Saw

Cold engine start

Steps for starting the chain saw engine when it is cold.

Warm engine start

Steps for starting the chain saw engine when it is warm.

Adjusting the Carburettor

Basic setting

Initial adjustments for the carburetor's low and high speed needles.

L-needle adjustment

Detailed procedure for adjusting the low speed (L) needle.

H-needle adjustment

Detailed procedure for adjusting the high speed (H) needle.

Air Filter and Starter System Maintenance

Cleaning the air filter

Steps for cleaning the air filter for optimal engine performance.

Changing starter cord and return spring

Procedure for replacing the starter cord and return spring.

Winter Use and Oil Pump Adjustment

Winter use

Considerations for operating the chain saw in cold weather conditions.

Adjusting the oil pump capacity

Procedure for adjusting the oil pump output for different bar lengths.

Chain Saw Maintenance Schedule

Daily maintenance

Routine tasks for daily upkeep of the chain saw.

Weekly maintenance

Tasks to perform on a weekly basis for maintenance.

Monthly maintenance

Tasks to perform on a monthly basis for maintenance.

Safety Reminders and Procedures

Handling

Safety precautions during handling and transport of the chain saw.

Personal safety equipment

Recommended personal protective equipment for safe operation.

Procedure

Safety guidelines and procedures for operating the chain saw.

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