Ryobi RY09550 Troubleshooting, Vacuum BAG, Fuel CAP, Spark Plug replacement, Storing the Product

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MAINTENANCE

VACUUM BAG

A dirty bag will reduce performance. To clean the bag, turn it inside out and shake. Wash the bag in soapy water at least once a year. To obtain a replacement bag, see How to Order Replacement Parts on the back page of this manual.

FUEL CAP

WARNING:

A leaking fuel cap is a fire hazard and must be replaced immediately.

The fuel cap contains a non-serviceable filter and a check valve. A clogged fuel filter will cause poor engine performance. If performance improves when the fuel cap is loosened, check valve may be faulty or filter clogged. Replace fuel cap if required.

SPARK PLUG replacement

This engine uses a Ryobi AC00160, Champion RCJ-6Y or NGK BPMR7A spark plug with .025 in. electrode gap. Use an exact replacement and replace annually.

STORING THE PRODUCT

Clean all foreign material from the product. Store idle unit indoors in a dry, well-ventilated area that is inaccessible to children. Keep away from corrosive agents such as garden chemicals and de-icing salts.

Abide by all ISO and local regulations for the safe storage and handling of gasoline.

When storing 1 month or longer:

Drain all fuel from tank into a container approved for gasoline. Run engine until it stops.

TROUBLESHOOTING

IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM, CONTACT YOUR AUTHORIZED SERVICING DEALER.

Problem

 

Cause

 

Remedy

 

 

 

 

Engine fails to start.

No fuel in tank.

Fill tank.

 

 

Spark plug shorted or fouled.

Replace spark plug.

 

Spark plug is broken. (cracked

Replace spark plug.

 

porcelain­

or electrodes broken)

 

 

 

Ignition lead wire shorted, broken, or

Replace lead wire or attach to spark

 

disconnected from spark plug.

plug.

 

 

Ignition inoperative.

Contact authorized service center.

 

 

 

Engine hard to start.

Water in gasoline or stale fuel mixture.

Drain entire system and refill with fresh

 

 

 

fuel.

 

 

Too much lubricant in fuel mixture.

Drain and refill with correct mixture.

 

Engine is under or over choked.

Adjust choke as necessary.

 

Weak spark at spark plug.

Contact authorized service center.

 

 

 

Engine lacks power.

Air filter clogged.

Clean air filter. Refer to Cleaning the

 

 

 

Air Filter Screen earlier in this manual.

Engine overheats.

Insufficient lubricant in fuel mixture.

Mix fuel as described in starting

 

 

 

instructions­

.

 

 

 

 

 

11 - English

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Contents ALL Versions Toutes LES Versions Todas LAS Versiones Save this Manual for Future ReferenceAspiradora Proper vacuum operating position Proper Blower operating positionIntroduction Table of ContentsGeneral Safety Rules Fueling Specific Safety RulesSymbol Name Explanation SymbolsSymbol Signal Meaning Assembly FeaturesProduct Specifications Packing ListInstalling the vacuum tubes Installing the vacuum bagAssembling the Blower Tubes Operation Cruise control Operating the BlowerVacuum Operation See Figures 8General Maintenance MaintenanceCleaning the AIR Filter Cleaning the Exhaust PORT, Muffler and spark arrestorSpark Plug replacement TroubleshootingVacuum BAG Fuel CAPLimited Warranty Statement WarrantyMANUFACTURER’S Warranty Coverage This product was manufactured with a catalyst muffler Avertissement Règles de sécurité généralesApprovisionnement en carburant Règles de sécurité particulièresSymbole Signal Signification SymbolesSymbole Nom ExplicationAssemblage CaractéristiquesInstallation des tubes d’aspiration Installation DU SAC À DébrisAssemblage DES Tubes DE Soufflante Mélange DU Carburant UtilisationRemplissage du réservoir Carburants OxygénésRégulateur DE Vitesse Utilisation DE LA SoufflanteUtilisation de l’aspirateur AVERTISSEMENT Nettoyage LE Filtre À AIR EntretienEntretien Général Voir laDépannage REMPLACement de la BougieSAC À Débris Bouchon DU Réservoir AvertissementÉnoncé DE LA Garantie Limitée GarantieResponsabilités DU Propriétaire Dans LE Cadre DE LA Garantie 4050 Besoin860 Fonctionnement Chaque annéeAdvertencia Reglas de seguridad generalesAbastecimiento de combustible Reglas de seguridad específicasPeligro SímbolosPrecaución Símbolo Señal SignificadoArmado CaracterísticasInstalación del saco de la aspiradora Montaje DE LOS Tubos DE LA SopladoraInstalación de los tubos de la aspiradora Aplicaciones FuncionamientoMezclado DEL Combustible Llenado DEL Tanque AdvertenciaManejo DE LA Sopladora Arranque Y ApagadoControl DE Crucero Manejo DE LA AspiradoraMantenimiento General MantenimientoLimpieza LA filtro de aire Vea la figura 12Saco DE LA Aspiradora Solución de problemasTapa DEL Tanque DE Combustible Advertencia Reemplazo de la BujíaDeclaración DE LA Garantía Limitada GarantíaCobertura DE LA Garantía DEL Fabricante Conjunto DEL Encendido Este producto se fabricó con un silenciador catalíticoEnglish Manuel D’UTILISATION Manual DEL Operador AVERTISSEMENT RY09550 / RY09551

RY09550, RY09951 specifications

The Ryobi RY09550 and RY09951 are innovative gas-powered string trimmers designed to tackle yard maintenance with efficiency and ease. Ryobi has established itself as a trusted name in outdoor power equipment, and these models exemplify the brand’s commitment to performance, durability, and user-friendly features.

The RY09550 is equipped with a powerful 30cc 2-cycle engine, delivering robust performance to handle tough vegetation. One of its key features is the Easy Start technology, which simplifies the starting process, allowing users to get to work quickly without the hassle of traditional pull-starts. This model also incorporates a bump feed line advancement system, ensuring that the trimmer line feeds automatically during use, which saves time and enhances productivity.

Additionally, the RY09550 offers a lightweight design at just over 10 lbs, making it easier for users to maneuver around their yards and gardens. Its adjustable straight shaft provides better reach for hard-to-access areas, allowing for efficient trimming along fences, landscapes, and other obstacles.

On the other hand, the RY09951 model steps up the game with its 40cc 2-cycle engine, providing even more power for heavy-duty trimming tasks. This model is particularly suited for tackling dense brush and overgrown vegetation, making it an excellent choice for more extensive properties or professional-grade applications. Like the RY09550, the RY09951 boasts Easy Start technology and a bump feed line system, but it takes user convenience a step further with an automatic choke and enhanced fuel efficiency.

Both models feature a comfortable grip and anti-vibration technology, reducing user fatigue during extended use. Furthermore, they come with a full set of safety features, including a guard that protects the user from debris while trimming.

In summary, the Ryobi RY09550 and RY09951 string trimmers combine power, convenience, and comfort, making them excellent choices for homeowners and professionals alike. Their efficient engines, user-friendly features, and durable construction ensure that yard maintenance is a breeze, allowing users to keep their lawns looking pristine with minimal effort. Whether you’re dealing with light weeding or heavy-duty trimming, these models provide the versatility and reliability needed to get the job done.