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

WARNING: The muffler on this product contains chemicals known to the State of California to cause cancer.

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

MufflerNut

CLEANING THE SPARK ARREST- ING SCREEN

Cleaning is required every 25 hours of op- eration or annually, whichever comes first.

1.Loosen and remove the nut from the ex- haust outlet cover.

2.Remove the exhaust oulet cover.

3.Remove spark arresting screen. Handle screen carefully to prevent damage.

4.Clean the spark arresting screen gently with a wire brush. Replace screen if breaks are found.

5.Replace any broken or cracked muffler parts.

6.Reinstall spark arresting screen, exhaust outlet cover, and nut. Tighten nut securely.

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Poulan PP3816 AV, PP4218 AV Check Fuel Mixture Level, Lubrication, Inspect and Clean Unit and Decals, Check Chain Brake

PP3816 AV, PP4218 AV, PP4218 AV specifications

The Poulan PP4218 AV, PP3816 AV, and PP4218 AV chainsaws are renowned for their efficiency, power, and innovative features, making them reliable choices for both amateur and professional users. These models are designed to cater to various cutting needs, from trimming branches to felling larger trees.

The Poulan PP4218 AV is equipped with an 18-inch bar and a powerful 42cc engine, offering a commendable balance of weight and performance. One of its key features is the anti-vibration system, which significantly reduces operator fatigue during extended use. The chainsaw also boasts a tool-less chain tensioning system, making it easy to adjust the chain without needing additional tools. This is especially useful for ensuring optimal cutting performance and safety.

The PP3816 AV, on the other hand, offers a slightly smaller package with a 16-inch bar and a 38cc engine. This model is designed for users who require a lightweight chainsaw for smaller tasks such as pruning and lightweight cutting. It too features the anti-vibration technology, enhancing comfort during operation. The quick start system allows for easier startups, making it accessible to users of all experience levels. Its compact design also provides excellent maneuverability, making it perfect for tight spaces.

The PP4218 AV is very similar to the original PP4218 AV, yet it incorporates further refinements in performance and ergonomics. It remains powerful with its 42cc engine and 18-inch bar but includes enhanced features such as a more efficient air filtration system. This improvement not only extends the life of the engine by keeping it cleaner but also ensures optimal performance even in dusty conditions. Additionally, it maintains the easy access to controls and the comfortable grip design that Poulan is known for, making it a favorite among homeowners and professionals alike.

All three models utilize Poulan's exclusive OxyPower technology, which delivers more power while reducing emissions. This commitment to environmentally friendly technology ensures that users can operate these chainsaws with a focus on sustainability.

In summary, whether you choose the PP4218 AV, PP3816 AV, or stick with the original PP4218 AV, each chainsaw combines power, convenience, and advanced technologies, making them excellent tools for tackling a wide range of cutting tasks.