McCulloch MC550, 433691, 96083000300 manual Maintenance Schedule, General Recommendations

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MAINTENANCE

MAINTENANCE

SCHEDULE

FILL IN DATES

AS YOU COMPLETE

REGULAR SERVICE

Check Engine Oil Level

Change Engine Oil

Oil Pivot Points

Inspect Spark Arrester / Muffler

Clean Air Cooling System

Clean Air Filter

Replace Air Filter

Clean Area Around Muffler And Controls

Replace Spark Plug

 

 

 

 

 

 

 

 

 

OR

 

ANNUALLY

OR

ANNUALLY

 

 

USE

 

 

 

HOURS

 

HOURS

 

HOURS

 

 

EACH

 

HOURS

 

 

 

 

 

 

BEFORE

FIRST

 

8

25

 

50

 

 

 

5

EVERY

 

EVERY

 

EVERY

 

ANNUALLY

 

 

 

 

 

 

 

 

 

 

 

 

 

3

1,2

2

2

SERVICE DATES

1 - Change more often when operating under a heavy load or in high ambient temperatures. 2 - Service more often when operating in dirty or dusty conditions.

3 - Initial oil change should be performed after first five (5) hours of operations.

GENERAL RECOMMENDATIONS

The warranty on this tiller does not cover items that have been subjected to operator abuse or negligence. To receive full value from the warranty, the operator must maintain tiller as instructed in this manual.

Some adjustments will need to be made periodically to properly maintain your tiller.

At least once a season, check to see if you should make any of the adjustments described in the Service and Ad- justments section of this manual.

•Once a year you should replace the spark plug, clean or replace air filter, and check tines and belts for wear. A new spark plug and clean air filter assure proper air- fuel mixture and help your engine run better and last longer.

BEFORE EACH USE

•Check engine oil level.

•Check tine operation.

•Check for loose fasteners.

LUBRICATION

Keep unit well lubricated (See “LUBRICATION CHART”).

LUBRICATION CHART

c TINE CONTROL

dENGINE

cSAE 30 OR 10W-30 MOTOR OIL

dREFER TO MAINTENANCE “ENGINE” SECTION

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Contents MC550 Training Safety RulesMaintenance and Storage PreparationTable of Contents Tools Required for Assembly AssemblyContents of Hardware Pack Tilling Width To Install Depth Stake See FigTine Operation Operation Meets Ansi Safety RequirementsKnow Your Tiller Tine Operation See Fig HOW to USE Your TillerStopping See Fig TillingADD Gasoline Before Starting EngineCheck Engine OIL Level See Fig Tilling Hints Breaking in Your TillerCultivating Maintenance Schedule MaintenanceGeneral Recommendations To Change Engine OIL See Fig EngineAIR Filter Muffler CleaningCooling System See Fig Spark PlugTiller Service and AdjustmentsTo Remove Clutch HOUSING/ENGINE Assembly see FIG Tine ArrangementTo Adjust Carburetor To Replace V-BELT seeFuel System StorageOther Engine OILTroubleshooting Problem Cause CorrectionTiller - Model Number MC550 DecalsENGINE, TRANSMISSION, and Tines 421338 Engine HANDLE, WHEEL, and Depth Stake Tiller - Model Number MC550 Limited Warranty

96083000300, MC550, 433691 specifications

The McCulloch 433691, also known as the MC550, is a versatile and robust chainsaw designed for both homeowners and professionals seeking efficiency and reliability in their tools. Packed with advanced features and cutting-edge technologies, the MC550 stands out in a competitive market.

One of the primary highlights of the McCulloch 433691 is its powerful engine. It is equipped with a robust 50cc two-stroke engine that delivers impressive cutting power. This engine ensures efficient fuel consumption while providing high torque, which allows for faster cuts through various types of wood. The chainsaw’s lightweight design, combined with this powerful engine, offers users great maneuverability, making it ideal for both trimming branches and felling larger trees.

The MC550 is built with an automatic oiling system, which guarantees that the chain remains lubricated during operation. This feature not only enhances the longevity of the chain and bar but also ensures smoother cutting action and less wear and tear on the tool. Additionally, the chainsaw's tool-free chain tensioning system provides convenience, allowing users to easily adjust the chain without the need for additional tools, thus saving time and effort.

Safety is a top priority in the design of the McCulloch 433691. The chainsaw incorporates several safety features, including a chain brake that instantly halts the chain in case of kickback. The anti-vibration system further enhances user comfort, significantly reducing fatigue during prolonged use. The ergonomic handle is designed to provide a secure grip, ensuring better control while operating the saw.

Another notable characteristic of the MC550 is its user-friendly design. The chainsaw comes with clear instructions, making it straightforward for beginners while still providing all the necessary functionality that experienced users might expect. The compact size and lightweight nature of the saw enable easy transport and storage.

In summary, the McCulloch 433691 (MC550) is a powerful and efficient chainsaw, featuring a robust engine, automatic oiling system, and essential safety mechanisms. Its blend of performance, convenience, and safety makes it an excellent choice for anyone looking to tackle outdoor cutting tasks with ease and confidence. Whether you are a homeowner needing to maintain your garden or a professional arborist, the MC550 is equipped to meet your chainsawing needs effectively.
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