Poulan S1970 instruction manual Other, Load Adjustment Engine, Empty fuel tank and refill with

Page 17

ENGINE

SRemove spark plug and pour 1 teaspoon of 40:1, 2-cycle engine oil (air cooled) through the spark plug opening. Slowly pull the starter rope 8 to 10 times to distrib- ute oil.

SReplace spark plug with new one of rec- ommended type and heat range.

SClean air filter.

SCheck entire unit for loose screws, nuts, and bolts. Replace any damaged, broken,

or worn parts.

SAt the beginning of the next season, use only fresh fuel having the proper gasoline to oil ratio.

OTHER

SDo not store gasoline from one season to another.

S Replace your gasoline can if it starts to rust.

TROUBLESHOOTING TABLE

WARNING: Always stop unit and disconnect spark plug before performing all of the recommended remedies below except remedies that require operation of the unit.

 

TROUBLE

CAUSE

REMEDY

 

 

 

 

 

 

 

Engine will not

1. Ignition switch off.

1.

Move ignition switch to ON.

 

start or will run

2. Engine flooded.

2.

See “Difficult Starting” in

 

only a few

 

 

 

Operation Section.

 

seconds after

3. Fuel tank empty.

3.

Fill tank with correct fuel mixture.

 

starting.

4. Spark plug not firing.

4.

Install new spark plug.

 

 

5. Fuel not reaching

5.

Check for dirty fuel filter; replace.

 

 

 

carburetor.

 

Check for kinked or split fuel line;

 

 

 

 

 

repair or replace.

 

 

 

 

 

 

 

Engine will

1.

Idle speed requires

1. See “Carburetor Adjustment” in the

 

not idle

 

adjustment.

 

Service and Adjustments Section.

 

properly.

2.

Carburetor requires

2. Contact an authorized service dealer.

 

 

 

adjustment.

 

 

 

 

Engine will not

1.

Air filter dirty.

1. Clean or replace air filter.

 

accelerate,

2.

Spark plug fouled.

2. Clean or replace plug and regap.

 

lacks power,

3.

Chain brake engaged.

3. Disengage chain brake.

 

or dies under

4.

Carburetor requires

4. Contact an authorized service dealer.

 

a load.

 

adjustment.

 

 

 

 

 

 

 

 

 

 

 

Engine

1.

Too much oil mixed with

1.

Empty fuel tank and refill with

 

smokes

 

gasoline.

 

correct fuel mixture.

 

excessively.

 

 

 

 

 

 

Chain moves

1. Idle speed requires

1. See “Carburetor Adjustment” in the

 

at idle speed.

 

adjustment.

 

Service and Adjustments Section.

 

 

2. Clutch requires repair.

2.

Contact an authorized service dealer.

17

Page 16 Page 18
Image 17
Page 16 Page 18
Contents 16/04 530164293Plan Ahead Identification of SymbolsMaintain Your SAW in Good Working Order Operate Your SAW SafelyHandle Fuel with Caution KickbackMaintain Control Kickback Safety FeaturesReduce the Chance of Kickback WE do not REP Chain Brake and CKA AngleResent and YOU should not AS Sume That the Chain Brake willAttaching the BAR & Chain If not AssemblyAdjusting Screw Adjusting the tensionChain Tension Checking the tensionOperation Important Points to Remember Before Starting Engine Fueling EngineBAR and Chain Lubrication Difficult Starting or starting a flooded engine Starting a Warm EngineBraking function control Caution The chain brake must be Inertia activating function controlOperating Tips Tension in the Assembly sectionTree Felling Techniques Felling Large TreesCutting a Fallen Tree Bucking Using a LOG or Support StandImportant Points Types of Cutting Used for BuckingLimbing Limbing and Pruning Important PointsPruning ING Without a SupportService Clean AIR Filter Inspect and Clean Unit and DecalsCleaning the Spark ARREST- ING Screen Check Fuel Mixture LevelStorage Engine Load Adjustment EngineOther Empty fuel tank and refill withElectrolux Home PRODUCTS, INC Ligations The U. S. EnvironmentalNANCE, Replacement and Repair of Emission Related Parts Any
Top Page Image Contents