1. Introducció
This manual provides essential instructions for the safe and efficient installation, operation, and maintenance of your InSinkErator E303 5/8 HP Garbage Disposer. Please read this manual thoroughly before installation and use, and retain it for future reference. Proper use and care will ensure optimal performance and longevity of your appliance.

Un detallat view of the InSinkErator E303 garbage disposer, showing its compact design, the sink flange assembly at the top, and the 'evergrind E303 5/8 Horsepower 3 Year Warranty' label on the side.
2. Informació de seguretat
ADVERTIMENT: Improper installation, maintenance, or use can result in electric shock, fire, or personal injury. Observe the following safety precautions:
- Always disconnect power to the disposer before attempting to clear jams or perform maintenance.
- Do not put hands or utensils into the disposer while it is operating.
- Never dispose of flammable materials, caustic chemicals, or large quantities of grease down the disposer.
- Assegureu-vos de connectar a terra correctament d'acord amb els codis elèctrics locals.
- Aquest aparell no està pensat per a persones amb capacitats físiques, sensorials o mentals reduïdes, o amb manca d'experiència i coneixements, llevat que hagin rebut supervisió o instruccions sobre l'ús de l'aparell per part d'una persona responsable de la seva seguretat.
3. Contingut del paquet
Verifiqueu que tots els components siguin presents abans de començar la instal·lació:
- InSinkErator E303 5/8 HP Garbage Disposer Unit
- Conjunt de brida d'aigüera
- Anell de drenatge
- Stopper/Cover
- Drain Pipe for connection
4. Configuració i instal·lació
Installation of a garbage disposer requires basic plumbing and electrical knowledge. If you are unsure about any step, it is recommended to consult a qualified professional.
4.1 Preparació
- Turn off power at the circuit breaker and water supply to the sink.
- If replacing an existing disposer, carefully disconnect and remove the old unit. Be aware that existing pipes may be fragile and prone to damage during removal.
- Gather necessary tools and materials, which may include plumber's putty, screwdrivers, pliers, and replacement drain pipes if needed.
4.2 Mounting the Disposer
- Apply plumber's putty around the sink flange and insert it into the sink drain opening.
- From underneath the sink, install the fiber gasket, backup flange, and mounting ring. Secure with the mounting screws.
- Attach the disposer unit to the mounting assembly. This step may require assistance to support the unit's weight.
4.3 Connexions de fontaneria
- Connexió del rentavaixelles: If connecting a dishwasher, remove the knockout plug from the disposer's dishwasher inlet port using a screwdriver and hammer. Ensure the plug is fully removed to prevent drainage issues.
- Connect the disposer's discharge elbow to the main drain line using the provided pipe and appropriate fittings. Use plumber's tape on threaded connections to ensure a watertight seal.
4.4 Connexió elèctrica
- Connect the disposer to a grounded electrical outlet or junction box according to local electrical codes. If hardwiring, ensure proper wire connections (ground, neutral, hot).
- Comproveu que totes les connexions estiguin segures abans de restablir l'alimentació.
5. Instruccions de funcionament
To operate your InSinkErator E303 garbage disposer:
- Traieu el tap de la pica.
- Obriu un flux mitjà d'aigua freda.
- Engegueu l'interruptor del triturador.
- Slowly feed food waste into the disposer opening. Do not overload the unit.
- After grinding is complete, turn off the disposer switch.
- Allow the cold water to run for a few seconds to flush the drain line.
Important: Always use cold water when operating the disposer. Hot water can melt grease, which may then solidify in your drain pipes, causing clogs.
6. Manteniment
Regular maintenance helps keep your disposer running smoothly:
- Neteja: Grind small bones or ice cubes periodically to help clean the grinding chamber and remove minor buildup. You can also grind citrus peels (lemon, orange) to freshen the disposer.
- Evitar: Do not pour grease or oil down the disposer. Avoid fibrous materials like corn husks, artichokes, or large quantities of potato peels, as these can cause jams.
- Control d'olors: If odors persist, ensure the splash guard is clean and free of food particles.
7. Solució De Problemes
Before calling for service, try these troubleshooting steps:
7.1 Disposer Not Starting
- Comproveu la potència: Ensure the disposer is plugged in and the circuit breaker has not tripped.
- Botó de restabliment: Locate the red reset button on the bottom of the disposer. Press it firmly. If it pops out again, wait a few minutes and try again.
7.2 El triturador brunzeix però no tritura
- This usually indicates a jam. Turn off the disposer and disconnect power.
- Insert an Allen wrench (usually provided with the disposer) into the center hole on the bottom of the disposer and turn it back and forth to free the impellers.
- Alternatively, use tongs or pliers to carefully remove any foreign objects from the grinding chamber. No utilitzeu mai les mans.
- Restore power and press the reset button if necessary, then test operation.
7.3 Fuites
- Comproveu que totes les connexions de fontaneria estiguin ben ajustades.
- Inspect the sink flange for proper sealing with plumber's putty.
- Ensure the dishwasher inlet plug was properly removed and sealed if a dishwasher is connected.
8. Especificacions
| Número de model: | E303 |
| Potència: | 5 / 8 HP |
| Fabricant: | Jensen (Millores per a la llar) |
| Pes de l'article: | 14.5 lliures |
| Dimensions del producte: | 8.75 x 8.75 x 14.25 polzades |
| Material: | Steel, stainless-steel |
| Components inclosos: | Insinkerator E303 5/8 hp Garbage Disposer |
9. Garantia i Suport
This InSinkErator E303 garbage disposer comes with a manufacturer's warranty. For specific details regarding the warranty period and coverage, please refer to the documentation included with your product or visit the official InSinkErator weblloc.
For technical assistance, replacement parts, or warranty claims, please contact InSinkErator customer support directly. Contact information can typically be found on the manufacturer's weblloc o a l'embalatge del producte.





