Check Guide BAR, Check Fuel Mixture Level

CHECK GUIDE BAR

Conditions which require guide bar mainte- nance:

SSaw cuts to one side or at an angle. S Saw has to be forced through the cut. S Inadequate supply of oil to bar/chain.

Check the condition of guide bar each time chain is sharpened. A worn guide bar will damage the chain and make cutting difficult. After each use, ensure ON/STOP switch is in the STOP position, then clean all sawdust from the guide bar and sprocket hole.

To maintain guide bar:

S Move ON/STOP switch to STOP.

S Loosen and remove bar nuts and clutch cover. Remove bar and chain from saw.

S Clean the oil holes and bar groove after each 5 hours of operation.

Remove Sawdust From

Guide Bar Groove

Oil Holes

S Burring of guide bar rails is a normal process of rail wear. Remove these burrs with a flat file.

SWhen rail top is uneven, use a flat file to re- store square edges and sides.

File Rail Edges

and Sides

Square

Worn Groove

Correct Groove

Replace guide bar when the groove is worn, the guide bar is bent or cracked, or when ex- cess heating or burring of the rails occurs. If re- placement is necessary, use only the guide bar specified for your saw in the repair parts list or on the decal located on the chain saw.

CHECK FUEL MIXTURE LEVEL

S See FUELING ENGINE under the OP- ERATION section.

LUBRICATION

Bar Oil

Fill Cap

SSee GUIDE BAR AND CHAIN OIL under the OPERATION section.

INSPECT AND CLEAN UNIT AND DECALS

S After each use, inspect complete unit for loose or damaged parts. Clean the unit and decals using a damp cloth with a mild deter- gent.

SWipe off unit with a clean dry cloth.

CHECK CHAIN BRAKE

See CHAIN BRAKE in the OPERATION section.

CLEAN AIR FILTER

CAUTION: Do not clean filter in gasoline or other flammable solvent to avoid creating a fire hazard or producing harmful evaporative emissions.

Cleaning the air filter:

A dirty air filter decreases the life and perfor- mance of the engine and increases fuel con- sumption and harmful emissions. Always clean your air filter after 10 tanks of fuel or 5 hours of operation, whichever comes first. Clean more frequently in dusty conditions. A used air filter can never be completely cleaned. It is advisable to replace your air fil- ter with a new one after every 50 hours of op- eration, or annually, whichever comes first.

1.Loosen 3 screws on cylinder cover.

2.Remove cylinder cover.

3.Remove air filter cover and air filter.

4.Clean the air filter using hot soapy water. Rinse with clean cool water. Air dry com- pletely before reinstalling.

5.Reinstall air filter and air filter cover.

6.Reinstall cylinder cover and 3 screws. Tighten securely.

Cylinder

Air FilterCover

Cover

Air Filter

INSPECT MUFFLER AND SPARK ARRESTING SCREEN

As the unit is used, carbon deposits build up on the muffler and spark arresting screen, and must be removed to avoid creating a fire hazard or affecting engine performance.

Replace the spark arresting screen if breaks occur.

Spark Exhaust

Arresting Outlet

Screen Cover

Nut

Muffler

576600401, MC3516, 966625201 specifications

The McCulloch 966625201 and 576600401 models, along with the MC3516, represent a dynamic trio of outdoor power equipment designed to enhance gardening and landscaping tasks. These products are renowned for their reliability, efficiency, and user-friendly features, making them popular choices among both homeowners and professionals.

The McCulloch 966625201 chainsaw is particularly noted for its high performance and durability. It features a powerful engine that delivers excellent cutting performance, enabling users to tackle a variety of wood-cutting tasks with ease. The chainsaw's ergonomic design ensures comfort during extended use, reducing fatigue for the operator. Additionally, the tool is equipped with an easy-start system and a low-vibration mechanism, enhancing both usability and safety.

Another impressive model, the McCulloch 576600401, is a robust trimmer designed for versatility in lawn care. This model boasts a powerful motor and a dual-line feed system, providing efficient cutting and trimming capabilities for various vegetation types. The trimmer’s adjustable handle allows for a customizable grip, which is essential for reaching difficult angles or tight spots around gardens. Its lightweight design simplifies maneuverability, making it a favorite for both amateur gardeners and savvy landscapers.

The McCulloch MC3516 is a multi-functional tool that combines a chainsaw, hedge trimmer, and pruner, making it an invaluable addition to any homeowner’s toolkit. The MC3516 stands out with its innovative combination of features, allowing users to switch between tasks effortlessly. The detachable components are easy to change, enhancing versatility while minimizing the need for multiple tools. Its compact design and lightweight construction make it easy to transport and store, catering to those with limited space.

All three models exhibit advanced technologies aimed at improving performance and user experience. They are designed with eco-friendly principles, ensuring reduced emissions and noise levels during operation. Moreover, features like automatic oiling systems and quick chain tensioning ensure optimal maintenance with minimal user effort. These characteristics underline McCulloch’s commitment to delivering tools that not only excel in power and efficiency but also prioritize environmental sustainability.

In conclusion, the McCulloch 966625201, 576600401, and MC3516 provide an array of features and technologies that set them apart in the market. Their ease of use, ergonomic designs, and innovative functionalities make them excellent choices for anyone looking to enhance their outdoor maintenance capabilities. Whether for professional landscaping or home gardening, these tools embody McCulloch’s promise of performance and reliability.

McCulloch 966625201 Check Guide BAR, Check Fuel Mixture Level, Lubrication, Check Chain Brake

Models: 576600401 MC3516 966625201