Shindaiwa Your Essential Troubleshooting Guide for T344

Page 20

Troubleshooting Guide

ENGINE DOES NOT START OR HARD TO START

What To Check

Vaporlock.

Valve adjustment.

Possible Cause

Engine hot/heat soaked. Low fuel quality.

Valve clearance too tight. Valve clearance too loose.

Remedy

Let cool completely and restart.

Refill with fresh, clean unleaded gasoline with a pump octane of 89 or higher mixed with an air cooled engine oil that meets or exceeds ISO-L-EGD and/or JASO FD classified oils at 50:1 gasoline/oil ratio.

Consult with an authorized Shindaiwa servicing dealer. Adjust valves.

ENGINE DOES NOT START

What To Check

 

 

 

 

 

Possible Cause

 

 

 

Remedy

 

 

 

 

NO

 

 

Faulty recoil starter.

 

 

 

 

 

Consult with an authorized Shindaiwa servicing dealer.

Does the engine crank?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fluid in the crankcase.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

 

 

 

 

 

Internal damage.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NO

 

 

Loose spark plug.

 

 

 

Tighten and re-test.

Good compression?

 

 

 

 

 

 

 

 

 

 

 

 

Consult with an authorized Shindaiwa

 

 

 

 

 

Excess wear on cylinder,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

 

 

 

 

 

piston, rings.

 

 

 

servicing dealer.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NO

 

 

Fuel incorrect, stale, or

 

 

 

 

 

Refill with fresh, clean unleaded gasoline with a pump octane

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Does the tank contain fresh

 

 

 

 

contaminated; mixture incorrect.

 

 

 

 

 

of 89 or higher mixed with an air cooled engine oil that

 

 

 

 

 

 

 

 

 

 

 

 

meets or exceeds ISO-L-EGD and/or JASO FD classified oils

 

 

 

 

 

 

 

 

 

fuel of the proper grade?

 

 

 

 

 

 

 

 

 

 

 

 

at 50:1 gasoline/oil ratio.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check for clogged fuel filter

 

 

 

Replace fuel filter or vent as required.

 

 

 

 

 

 

 

 

 

 

Is fuel visible and moving

 

 

NO

 

 

and/or vent.

 

 

 

Re-start.

 

 

 

 

 

 

 

 

 

 

 

 

in the return line when

 

 

 

 

 

Priming pump not functioning properly.

 

 

 

Consult with an authorized Shindaiwa

 

 

 

 

 

 

 

 

priming?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

servicing dealer.

YES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NO

 

 

The ignition switch is in

 

 

 

Move switch to “I” (ON) position

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Is there spark at the spark

 

 

 

 

“O” (OFF) position.

 

 

 

and re-start.

 

 

 

 

 

 

 

 

plug wire terminal?

 

 

 

 

 

Shorted ignition ground.

 

 

 

Consult with an authorized Shindaiwa

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

servicing dealer.

YES

 

 

 

 

 

 

Faulty ignition unit.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If the plug is wet, excess

 

 

 

See "Starting a Flooded Engine"

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check the spark plug.

 

 

 

 

 

fuel may be in the cylinder.

 

 

 

Clean and gap the spark plug. Check the Specifications

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The plug is fouled or improperly

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

gapped.

 

 

 

section for the correct plug and gap for your unit. Restart.

 

 

 

 

 

 

 

The plug is damaged internally

 

 

 

Replace the spark plug. Check the Specifications section for

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

or of the wrong size.

 

 

 

the correct plug and gap for your unit. Restart.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20

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Contents T344 Trimmer Contents IntroductionSafety Work SafelyStay Alert Use Good JudgmentSafety Labels Properly Equipped OperatorProduct Description Be Aware of the Working EnvironmentSpecifications AssemblyPrior to Assembly Emission Control Exhaust & EvaporativeInstall trimmer head Nylon line replacementCutting attachment shield To advance trimmer line TipFront handle installation Adjust throttle lever free playMixing Fuel Fuel RequirementsMinimize the Risk of Fire Filling the fuel tankAfter use Starting the Engine When the Engine Starts Stopping the EngineChecking Unit Condition Starting a Flooded EngineOperation Maintenance Hour maintenance More frequently in dusty conditions 10/15-Hour maintenanceRemove and clean or replace the spark plug Hour maintenance Gear HousingHour maintenance Remove and replace the fuel filter element Hour Maintenance Valve AdjustmentSpark Arrester Screen Maintenance Carburetor AdjustmentTrimmer head is now fully loaded and ready for operation Idle Speed AdjustmentLong Term Storage Troubleshooting Guide Possible CauseIs the engine overheating? Symptom Possible Cause Remedy Exceptions Purchased Repair Parts and Accessories 01/2010 Page Page Servicing Information Parts/Serial Number

T344, X7502831500 specifications

Shindaiwa T344 is a powerful, efficient trimmer designed for both professional landscapers and avid gardeners. This versatile tool is recognized for its reliability and performance, making it a popular choice in the outdoor power equipment market. One of its standout features is the 34.4cc two-stroke engine, which provides robust power while maintaining fuel efficiency. This engine allows the user to tackle tough weeds and overgrown grass with ease, ensuring a clean and precise cut every time.

One of the key technologies employed in the Shindaiwa T344 is its Easy Start system. This innovation provides a smooth starting experience with minimal effort. Users can start their trimmers with just a gentle pull, reducing wear on the starter mechanism and providing a more enjoyable overall user experience. The engine also features a digital ignition system, ensuring a consistent spark for reliable starts and optimal engine performance.

In addition to its powerful engine, the T344 is equipped with a lightweight design. The unit weighs in at only 11.5 lbs, making it easy to maneuver even during extended periods of use. This feature is particularly appreciated by professional users who require mobility and flexibility in their work.

The ergonomics of the Shindaiwa T344 are carefully engineered for comfort. The adjustable handle allows users to customize their grip, reducing fatigue and enhancing precision during operation. The anti-vibration system further contributes to user comfort by minimizing the vibrations transmitted to the operator's hands, enabling prolonged use without discomfort.

Another notable characteristic of the T344 is its heavy-duty cutting head, which is designed for durability and efficiency. The trimmer features a semi-automatic cutting line feed system that ensures a steady flow of line as you work, allowing for uninterrupted cutting and reducing downtime.

Overall, the Shindaiwa T344 trimmer combines advanced engineering, user-friendly features, and ergonomic design to deliver exceptional performance. With its powerful engine, lightweight construction, and focus on user comfort, this trimmer meets the demands of both professional landscapers and home gardeners alike, making it a top choice in the competitive outdoor power equipment market. Whether tackling residential lawns or commercial landscaping projects, the T344 proves to be a reliable and effective tool for achieving immaculate greenery.