Introducció
This manual provides essential instructions for the safe and effective operation, assembly, maintenance, and troubleshooting of your WEN PW3100 Gas Pressure Washer. Please read this manual thoroughly before using the product and keep it for future reference.

Image: The WEN PW3100 Gas Pressure Washer, showcasing its overall design with the engine, pump, hose reel, and wheels.
Informació de seguretat
ADVERTIMENT: Si no es segueixen aquestes instruccions de seguretat, es poden produir lesions greus o danys materials.
- Always wear appropriate protective gear, including eye and ear protection.
- Keep hands and body away from the spray path.
- Do not point the spray at people or animals.
- Always unplug and turn off the machine before cleaning or performing maintenance.
- Ensure the pressure washer is on a stable, level surface during operation.
- Do not operate the pressure washer indoors or in poorly ventilated areas due to exhaust fumes.
- Utilitzeu només accessoris i peces de recanvi homologats.
Contingut del paquet
Verifiqueu que tots els components siguin presents i no estiguin danyats:
- WEN PW3100 Gas Pressure Washer Unit
- Mànega d'alta pressió (30 peus)
- Pistola polvoritzadora amb vareta
- Nozzles: 0° (Red), 15° (Yellow), 25° (Green), 40° (White), Soap (Black)
- Engine Oil (often included, but verify)
- Manual d'instruccions
Muntatge i configuració
Follow these steps to assemble and prepare your pressure washer for first use:
- Enganxeu el mànec: Secure the handle to the main unit using the provided hardware.
- Instal·leu rodes: Attach the 12-inch wheels to the axle.
- Afegeix oli de motor: Remove the oil fill cap/dipstick and carefully add the recommended 4-stroke engine oil (30W for temperatures above 40°F) until it reaches the full mark. Do not overfill.
- Afegeix combustible: Fill the fuel tank with fresh, unleaded gasoline (E-10 or better is recommended). Do not use E85.
- Connecteu la mànega d'alta pressió: Attach one end of the high-pressure hose to the pump outlet and the other end to the spray gun. Ensure connections are secure.
- Connectar el subministrament d'aigua: Connect a garden hose to the water inlet on the pump. Ensure the water supply is turned on fully before starting the engine to prevent pump damage.
- Col·loca el broquet: Seleccioneu el broquet de connexió ràpida desitjat i inseriu-lo a l'extrem de la vareta de polvorització fins que encaixi al seu lloc.

Image: The spray gun and wand assembly, ready for high-pressure hose connection.

Imatge: Primer pla view of the pressure washer pump, showing the water inlet and high-pressure outlet connections.
Funcionament
Arrencada del motor:
- Ensure the fuel valve is in the "ON" position.
- Moveu la palanca de l'estrangulador a la posició "CHOKE" (per a arrencades en fred).
- Gireu l'interruptor del motor a la posició "ON".
- Estireu fermament la maneta de l'arrencador de retrocés fins que el motor arrenqui.
- Un cop el motor s'hagi engegat, moveu gradualment la palanca de l'estrangulador a la posició "RUN".

Image: Detail of the engine, showing the OHV cover, carburetor, and the fuel valve/choke/engine switch controls.
Ús de la rentadora a pressió:
- With the engine running, squeeze the trigger on the spray gun to begin spraying.
- Adjust the distance and angle of the spray to suit the cleaning task.
- For detergent application, use the black soap nozzle and ensure the detergent tank is filled.
Apagant:
- Deixeu anar el disparador de la pistola.
- Gireu l'interruptor del motor a la posició "OFF".
- Tanqueu la vàlvula de combustible.
- Tanqueu el subministrament d'aigua.
- Premeu el gallet de la pistola polvoritzadora per alliberar la pressió restant al sistema.
Guia de selecció de broquets
The WEN PW3100 includes five quick-connect nozzles, each designed for specific cleaning tasks:
- 0° Red Nozzle (Pencil Jet): Provides a concentrated, high-impact stream for tough spots and stubborn stains. Use with extreme caution as it can damage surfaces.
- 15° Yellow Nozzle (Chisel Tip): Offers a powerful, narrow spray for stripping paint, removing grease, and cleaning metal surfaces.
- 25° Green Nozzle (Fan Spray): A versatile, medium-intensity spray suitable for general cleaning of wood, siding, brick, and concrete.
- 40° White Nozzle (Wide Fan Spray): Delivers a gentle, wide spray for cleaning delicate surfaces like patio furniture, boats, and cars.
- Black Soap Nozzle: Used for applying detergents. It operates at a lower pressure to allow the pressure washer to draw soap from the onboard tank.

Image: A visual guide illustrating the different spray patterns and recommended applications for each nozzle type (0°, 15°, 25°, 40°, and Soap).

Image: Close-up of the red (0°) and yellow (15°) quick-connect nozzles stored on the unit.

Image: Close-up of the green (25°), white (40°), and black (soap) quick-connect nozzles stored on the unit.
Manteniment
Un manteniment regular garanteix un rendiment òptim i allarga la vida útil de la teva rentadora a pressió.
- Oli de motor: Comproveu el nivell d'oli del motor abans de cada ús. Canvieu l'oli després de les primeres 5 hores de funcionament i, a continuació, cada 50 hores o anualment.
- Filtre d'aire: Inspeccioneu i netegeu el filtre d'aire regularment. Substituïu-lo si està malmès.
- Bujía: Inspeccioneu i netegeu la bugia anualment. Substituïu-la si cal.
- Sistema de combustible: Use a fuel stabilizer if storing the unit for more than 30 days. Drain the fuel tank and carburetor if storing for extended periods.
- Filtre d'entrada d'aigua: Clean the water inlet filter screen regularly to prevent debris from entering the pump.
- Cura de la bomba: Never run the pump dry. Always ensure a constant water supply. If the unit will be stored in freezing temperatures, use a pump protector/antifreeze.
- Mànega i connexions: Inspect the high-pressure hose and all connections for wear or leaks before each use.
Resolució de problemes
Consulteu aquesta secció per conèixer els problemes comuns i les seves solucions.
| Problema | Causa possible | Solució |
|---|---|---|
| El motor no arrencarà | No fuel; Engine switch OFF; Choke incorrect; Spark plug issue; Low oil. | Add fuel; Turn engine switch ON; Adjust choke; Check/replace spark plug; Add oil. |
| Baixa pressió | Subministrament d'aigua insuficient; Broquet obstruït; Aire a la bomba; Mànega doblegada. | Ensure full water flow; Clean/replace nozzle; Bleed air from pump; Straighten hose. |
| El motor funciona malament | Combustible ranci; filtre d'aire obstruït; bugia bruta. | Buidar i omplir amb combustible nou; netejar/substituir el filtre d'aire; netejar/substituir la bugia. |
| Sense succió de detergent | Detergent tank empty; Soap nozzle not installed; Clogged detergent line. | Fill tank; Install black soap nozzle; Clean detergent line. |
Especificacions
Key technical specifications for the WEN PW3100 Gas Pressure Washer:
- Model: PW3100
- Pressió: 3100 PSI
- Caudal: 2.5 GPM (galons per minut)
- Motor: OHV de 4 temps i 208 cc
- Longitud de la mànega: 30 peus
- Mida de la roda: 12 polzades
- Capacitat del dipòsit de detergent: 32 fluid ounces (approx. 2.5 Gallons)
- Dimensions (L x A x A): 21" x 21" x 40"
- Pes de l'article: 74.8 lliures
- Compliment: Compatible amb CARB

Image: Diagram showing the overall dimensions of the WEN PW3100 Gas Pressure Washer: 21 inches length, 21 inches width, and 40 inches height.
Garantia i Suport
For warranty information, technical assistance, or to order replacement parts, please refer to the official WEN website or contact WEN customer service directly. Keep your purchase receipt for warranty claims.
WEN Customer Service: Visit WEN Products Contact Page





