SERVICE

WARNING: Disconnect the spark plug before performing maintenance except for carburetor adjustments.

We recommend all service and adjustments not listed in this manual be performed by an authorized service dealer.

MAINTENANCE SCHEDULE

Check:

Fuel mixture level . . . . Before each use Bar lubrication . . . . . . . Before each use Chain tension . . . . . . . Before each use Chain sharpness . . . . Before each use For damaged parts . . Before each use For loose caps . . . . . . Before each use For loose fasteners . . . Before each use For loose parts . . . . . . Before each use

Inspect and Clean:

Bar . . . . . . . . . . . . . . . . Before each use Complete saw . . . . . . . After each use Air filter . . . . . . . . . . . . . Every 5 hours* Chain brake . . . . . . . . Every 5 hours* Spark arresting screen

and muffler . . . . . . . . . Every 25 hours* Replace spark plug . Yearly Replace fuel filter . . . Yearly

* Hours of Operation

AIR FILTER

CAUTION: Do not clean filter in gasoline

or other flammable solvent to avoid creating a fire hazard or producing harmful evapora- tive emissions.

Cleaning the air filter:

A dirty air filter decreases engine perform- ance and increases fuel consumption and harmful emissions. Always clean after 15 tanks of fuel or 5 hours of operation, which- ever comes first. Clean more frequently in dusty conditions. A used aire filter can never be completely cleaned. It is advisable to re- place your air filter with a new one after every 50 hours of operation, or annually, whichever comes first.

1.Loosen 3 screws on cylinder cover.

2.Remove cylinder cover.

3.Remove 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.

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

Air Filter

Air Filter

Screws

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.

CLEANING THE SPARK

ARRESTING SCREEN

Clean every 25 hours of operation or annually, whichever comes first.

Steel

Backplate

Muffler

Muffler

Bolts

Aluminum

Backplate Muffler

GasketBolt Cover Locknut

1.Loosen and remove the 3 cylinder cover screws. Remove the cylinder cover.

2.Pull off the spark plug boot.

3.Loosen and remove the locknut from the bolt cover. Remove the bolt cover.

4.Loosen and remove the 2 muffler bolts. Remove the muffler and backplates. No- tice the orientation of these parts for re- assembling.

5.Locate the 2 outlet cover screws on the muffler. Loosen and remove both screws. Remove the outlet cover and spark arresting screen.

BACK VIEW OF MUFFLER

Outlet Cover

Muffler

 

Screws

Spark Arresting

Screen

6.Clean the spark arresting screen with a wire brush. Replace screen if any wires are broken or screen is blocked after cleaning.

7.Reinstall spark arresting screen.

8.Reinstall outlet cover and 2 screws. En- sure outlet cover and both screws are re- installed correctly to prevent damage to the saw (see illustrations). The exhaust outlets must face the chain brake (bar side) of the saw.

14

Page 13 Page 15
Page 14
Image 14
Poulan PP4620AVL Service, AIR Filter, Cleaning the air filter, Inspect Muffler and Spark Arresting Screen
Page 13 Page 15

PP4620AVL specifications

The Poulan PP4620AVL is a powerful and versatile chainsaw designed for both homeowners and professionals who require a reliable tool for various cutting tasks. This model features a 46cc gas engine that delivers ample power to tackle a range of jobs, from light trimming to more demanding tree-felling applications.

One of the standout features of the Poulan PP4620AVL is its advanced air filtration system. This technology enhances engine durability and performance by ensuring that the engine is protected from dust and debris, prolonging its lifespan and maintaining optimal performance. The system is designed to be maintenance-free for a long duration, providing users with peace of mind during operation.

The PP4620AVL is equipped with a tool-free chain tensioning system, which allows for easy adjustments without the need for additional tools. This feature is particularly convenient for users who may need to make quick adjustments while working, ensuring minimal downtime. The chainsaw also has an automatic oiling system that lubricates the bar and chain during use, helping to reduce friction and wear for improved cutting efficiency.

Another impressive aspect of this chainsaw is its lightweight design. Weighing in at a manageable 11 pounds, the PP4620AVL is easy to handle for extended periods, reducing user fatigue while providing the necessary power to complete various tasks. The soft-grip handle adds comfort, allowing for improved control and maneuverability.

Safety is also a priority with the Poulan PP4620AVL. It features a chain brake system that stops the chain quickly in the event of kickback, providing an added layer of protection for the user. Additionally, the chainsaw is designed with an easy-to-access on/off switch and a throttle lockout, ensuring safe operation.

In terms of cutting power, the Poulan PP4620AVL comes with a 20-inch bar, making it suitable for cutting large logs and branches. The combination of the robust engine, efficient cutting system, and user-friendly features make this chainsaw a great choice for anyone from casual users to professionals seeking reliability and efficiency in their cutting tool. With the right maintenance, the PP4620AVL is sure to provide years of service for a wide range of cutting tasks.
Top Page Image Contents