Poulan PP4620AV Service, AIR Filter, Cleaning the air filter, Cleaning the Spark Arresting Screen

Page 14
Outlet Cover

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.

HELPFUL TIP

IMPORTANT: Have all

repairs other than the rec- ommended maintenance described in the instruction manual performed by an authorized service dealer.

If any dealer other than an authorized service dealer performs work on the product, Poulan PRO may not pay for repairs under warranty. It is your re- sponsibility to maintain and perform general maintenance.

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

Muffler

Screws

Spark Arresting

Screen

14

Image 14
Contents Manual de Instrucciones Manuel d’Instructions 545123738 8/25/06Starting Reminder Plan AheadHandle Fuel with Caution Operate Your SAW SafelyMaintain Your SAW in Good Working Order KickbackMaintain Control Reduce the Chance of KickbackChain saws as set by Ansi B175.1 Kickback Safety FeaturesChain Brake and CKA Angle If your hand slips off the front handlebarAttaching the Bumper Spike If not already attached AssemblyComputed kickback angle CKA Table Attaching the BAR & Chain If notTip Bar Adjusting the tensionChecking the tension CuttersOperation Chain Brake Before Starting Engine Fueling EngineBAR and Chain Lubrication Important Points to RememberBraking function control Starting a Warm EngineDifficult Starting or starting a flooded engine Inertia activating function controlTree Felling Techniques Cutting MethodsImportant Points Felling Large TreesTypes of Cutting Used for Bucking Bucking Using a LOG or Support StandCutting a Fallen Tree Bucking Without a SupportPruning Limbing and Pruning Important PointsLimbing ING Without a SupportCleaning the Spark Arresting Screen ServiceCleaning the air filter AIR FilterChain Sharpening Carburetor AdjustmentsBAR Maintenance Ignition TimingTroubleshooting Table Cause Remedy StorageLimited Warranty Ligations The U. S. EnvironmentalEmission Control Warranty