McCulloch 433L, 952715745, 115306026 instruction manual Troubleshooting Table Cause Remedy

Page 19

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.

Engine flooded.

1.

See “Starting a Flooded Engine” in

start.

2.

Fuel tank empty.

 

Operation Section.

 

2.

Fill tank with correct fuel mixture.

 

3.

Spark plug not firing.

3.

Install new spark plug.

 

4.

Fuel not reaching

4.

Check for dirty fuel filter; replace.

 

 

carburetor.

 

Check for kinked or split fuel line;

 

5.

Carburetor requires

 

repair or replace.

 

5.

Contact an authorized service dealer.

 

 

adjustment.

 

 

 

 

 

 

Engine will

1.

Carburetor requires

1. See “Carburetor Adjustment” in

not idle

 

adjustment.

 

Service and Adjustments Section.

properly.

2.

Crankshaft seals worn.

2. Contact an authorized service dealer.

 

3.

Compression low.

3. Contact an authorized service dealer.

Engine will not

1.

Air filter dirty.

1. Clean or replace air filter.

accelerate,

2.

Spark plug fouled.

2. Clean or replace plug

lacks power,

3.

Carburetor requires

 

and regap.

or dies under

3. Contact an authorized service dealer.

a load.

4.

adjustment.

4. Contact an authorized service dealer.

 

Carbon build-up on

 

 

muffler outlet screen.

 

 

 

5.

Compression low.

5. Contact an authorized service dealer.

Engine

1.

Fuel mixture incorrect.

1. Empty fuel tank and refill with

smokes

 

 

 

correct fuel mixture.

excessively.

2.

Air filter dirty.

2. Clean or replace air filter.

 

3.

Carburetor requires

3. Contact an authorized service dealer.

 

 

adjustment.

 

 

 

 

 

 

 

Engine runs

1.

Fuel mixture incorrect.

1.

Empty fuel tank and refill with

hot.

2.

Spark plug incorrect.

 

correct fuel mixture.

 

2.

Replace with correct spark plug.

 

3.

Carburetor requires

3.

Contact an authorized service dealer.

 

 

adjustment.

 

 

 

4.

Carbon build-up on

4.

Contact an authorized service dealer.

 

 

muffler outlet screen.

 

 

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Contents Betriebsanweisung Manuel D’INSTRUCTIONSManual DE Instrucciones Identification What is WHAT? Table of ContentsSafety Rules Identification of SymbolsUnit / Maintenance Safety Operator SafetyAssembly To Relocate Shoulder Strap Clamp Installing Trimmer AttachmentAssembly of Shoulder Strap Attaching the HandleAssembly Information Trimmer Head Configuring Your UnitAttaching the Shield ShieldGearbox Aligned holes Dust cup Retaining washer Installation of the Trimmer HeadAssembly Information Weed Blade Installation of the Metal BladeAttaching the Transport Guard HOW to Stop Your UnitHOW to Start Your Unit OperationOperating the Coupler Installing Optional ATTACH- MentsStarting a Warm Engine Starting a Flooded EngineTrimmer Line Advance Operating Instructions for USE with Trimmer HeadCutting Methods Mowing Operating Instructions for USE with Weed BladeSweeping Cultivator Safety Additional Safety RulesEdger Safety BLOWER/VACUUM SafetyPole Pruner Safety Hedge Trimmer SafetyOnly use for pruning limbs or branches up to Cm in diameter Maintenance Replace Spark Plug Service and AdjustmentsReplacing the Line Carburetor Adjustment Blade ReplacementEngine will not idle when the throttle is re- leased Other StorageSeasonal Storage EngineTroubleshooting Table Cause Remedy EC Declaration of Conformity Only applies to Europe Declaration of ConformityApproved accessories Type Technical DataSee Note

115306026, 433L, 952715745 specifications

The McCulloch 433L is a robust and versatile string trimmer designed for homeowners and landscaping professionals alike. It boasts a powerful 32cc engine that provides ample power for tackling tough grass and weeds in various environments. The 433L is ideal for those who require reliability and performance in a lightweight package, making it easy to navigate through gardens and yards.

One of the standout features of the McCulloch 433L is its Smart Start technology. This innovative system allows for easier starting, reducing resistance in the starter cord by up to 40 percent, which means users can get to work quicker without the hassle of multiple pull starts. This is particularly beneficial for those who may not have the time or strength for repeated attempts.

The design of the McCulloch 433L is focused on user comfort and control. It features an adjustable loop handle, allowing for optimal grip and maneuverability. Additionally, the lightweight construction, weighing in at only 10.6 lbs, minimizes fatigue during extended use. The trimmer also includes a bump feed line advancement system, enabling users to quickly and conveniently advance the trimming line with a gentle tap on the ground.

Durability is a vital aspect of the McCulloch 433L, as it is equipped with a heavy-duty cutting head that can withstand the rigors of frequent use. The cutting width of 17 inches ensures efficient coverage, allowing users to trim large areas in less time.

The construction of the trimmer also employs anti-vibration technology, which helps reduce strain on the user’s hands and arms while operating the tool. This is especially advantageous for those who use string trimmers regularly, as it contributes to a more pleasant experience.

In terms of fuel efficiency, the McCulloch 433L’s engine design optimizes fuel consumption, reducing the frequency of refueling and downtime during jobs. This makes it a practical choice for long-term projects where efficiency is paramount.

Overall, the McCulloch 433L combines powerful performance with innovative technologies, making it an excellent choice for both casual yard maintenance and professional landscaping needs. Its user-friendly features, comfort-oriented design, and strong engine enable users to maintain their landscapes with ease and confidence.
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