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McCulloch 250 User Manual

McCulloch 250
32 pages
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McCulloch 250 Specifications

General IconGeneral
BrandMcCulloch
Model250
CategoryChainsaw
LanguageEnglish

Summary

POWER UNIT WARRANTY

BAR AND SPROCKET WARRANTY

WARRANTY INSTRUCTIONS

SERVICE

INTRODUCTION

LOCATION OF CONTROLS AND FEATURES OF MODEL 250

LOCATION OF CONTROLS AND FEATURES OF MODEL 300

INSTALLATION OF BAR AND CHAIN

FUEL AND LUBRICATION

GASOLINE

Mixing fuel ratios and recommendations.

OIL

Recommended oil types and usage.

CHAIN LUBRICATION

Proper lubrication of the saw chain.

OPERATING YOUR CHAIN SAW

STARTING YOUR ENGINE

Step-by-step guide to starting the engine.

STOPPING YOUR ENGINE

Procedure for safely shutting down the engine.

IGNITION AND SPARK PLUG CHECK

Troubleshooting ignition and spark plug issues.

BREAKING IN A NEW ENGINE

STORING AND REMOVING FROM STORAGE

SAFETY AND FIRE PRECAUTIONS

SAFETY PRECAUTIONS

General safety guidelines for operation.

FIRE PRECAUTIONS

Specific safety measures to prevent fires.

GENERAL CUTTING INSTRUCTIONS

FELLING

Techniques and safety for cutting down trees.

LIMBING

Procedures for removing branches from trees.

PRUNING

BUCKING

HOW TO CARE FOR YOUR CHAIN SAW

VISUAL INSPECTION

Daily checks for wear and damage.

CLEANING

Keeping the saw clean for optimal performance.

HANDLING

Proper usage and storage guidelines.

PERIODIC INSPECTION

Regular checks of controls and components.

AIR FILTER ELEMENT

Cleaning and maintenance of the air filter.

SPARK PLUG MAINTENANCE

STARTER MAINTENANCE

CARBURETOR ADJUSTMENT

Idle Speed Adjustment Screw

Adjusting the engine idle speed.

Idle Fuel Adjustment Needle

Adjusting the idle fuel mixture.

MAIN FUEL ADJUSTMENT NEEDLE

FUEL TANK FILTER MAINTENANCE

FUEL TANK VENT SYSTEM

CHAIN OILER SCREEN

CHAIN OILER DISCHARGE VALVE

SPROCKET INSPECTION AND REPLACEMENT

LAMINATION GAP ADJUSTMENT

EXHAUST PORTS AND SPARK ARRESTER CLEANING

COOLING FINS AND SAWDUST GUARD CLEANING

BREAKER POINT AND CONDENSER SERVICE

MCCULLOCH DEALER AND SERVICE INFORMATION

TROUBLE SHOOTING

Engine Fails to Start

Common causes and solutions for starting issues.

Engine Hard to Start

Troubleshooting difficult engine startups.

Engine Flooding

Causes and remedies for engine flooding.

Engine Cuts Out or Misfires

Troubleshooting intermittent engine operation.

Engine Overheats and Lacks Power

Identifying and fixing overheating issues.

Engine Lacks Power

Diagnosing and resolving power loss issues.

Engine Starves or Idles Too Fast

Troubleshooting acceleration and idling problems.

Chain Oiler Fails to Deliver Oil

Diagnosing and fixing chain oiler problems.

CHAIN SAW SPECIFICATIONS

MAINTENANCE CHECK CHART

AUTHORIZED DISTRIBUTORS AND SERVICE

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