Milwaukee M4910-10 - User Manual

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Your airless paint sprayer has been engineered and manufactured to our high standard for dependability, ease of operation,

and operator safety. When properly cared for, it will give you years of rugged, trouble-free performance.

WARNING: To reduce the risk of injury, the user must read and understand the operator’s manual before using this

product. If you do not understand the warnings and instructions in the operator’s manual, do not use this product.

Thank you for your purchase.

CONSERVER CE MANUEL POUR

FUTURE RÉFÉRENCE

GUARDE ESTE MANUAL PARA

FUTURAS CONSULTAS

SAVE THIS MANUAL FOR FUTURE REFERENCE

Cette produit a été conçue et fabriquée conformément aux strictes

normes de fiabilité, simplicité d’emploi et sécurité d’utilisation.

Correctement entretenu, cet outil vous donnera des années de

fonctionnement robuste et sans problème.

AVERTISSEMENT : Pour réduire les risques de

blessures, l’utilisateur doit lire et veiller à bien comprendre le

manuel d’utilisation avant d’employer ce produit.

Merci de votre achat.

Su producto ha sido diseñado y fabricado de conformidad con

nuestras estrictas normas para brindar fiabilidad, facilidad de

uso y seguridad para el operador. Con el debido cuidado, le

brindará muchos años de sólido funcionamiento y sin problemas.

ADVERTENCIA: Para reducir el riesgo de lesiones,

el usuario debe leer y comprender el manual del operador antes

de usar este producto.

Le agradecemos su compra.

AIRLESS PAINT SPRAYER

PULVÉRISATEUR À PEINTURE

SANS AIR

ROCIADOR DE PINTURA SIN AIRE

M4910-10

OPERATOR’S MANUAL

MANUEL D’UTILISATION

MANUAL DEL OPERADOR

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The Milwaukee M4910-10 Airless Paint Sprayer is a robust and dependable tool designed for a variety of painting and staining applications. Engineered for safety, performance, and ease of operation, this product is suitable for both interior and exterior projects, including decks, outdoor furniture, fences, siding, walls, cabinets, and doors.

Function Description:

The airless paint sprayer operates by pressurizing paint or stain and forcing it through a small nozzle tip, atomizing the fluid into a fine spray. This method provides an even coating of material without the need for air compression, making it efficient for covering large surfaces. The unit features a 2800 PSI piston pump that maintains consistent pressure for different applications. A 25 ft. high-pressure hose allows for a larger working area without frequently moving the main unit. The integrated hose swivel on the pistol-grip sprayer enhances flexibility during painting. An intake filter prevents debris from entering the paint system, ensuring smooth operation and prolonging the life of the components. The sprayer also includes on-board accessory storage for convenient access to wrenches, spray tips, and pump protector bottles. A prime/spray selector allows users to switch between priming and spraying modes, while a variable pressure control offers flexibility for different materials and applications.

Important Technical Specifications:

Model Number: M4910-10
Flow Rate: 0.24 GPM (Gallons Per Minute) / 0.91 lpm (liters per minute)
Fluid Pressure: 0-2,800 PSI (Pounds Per Square Inch) / 0-19 305 kPa
Input: 120 V, AC only, 60 Hz, 7 Amps
Weight: 19 lbs. / 8.6 kg
High Pressure Hose Length: 25 ft. / 7.62 m
Minimum Flash Point of Materials: 140°F (60°C) for water-based or mineral spirit-type materials. Do not spray or clean with liquids having a flash point less than 140°F (60°C).
Recommended Extension Cord Wire Gauge (A.W.G.): At least 14 A.W.G. for cords 50 ft. or less. Cords exceeding 100 ft. are not recommended.
Replacement Parts/Accessories Rating: Must be rated a minimum of 3,200 PSI.

Usage Features:

The Milwaukee M4910-10 is designed for user convenience and safety.

Rapid Valve Release: This feature helps prevent clogs in the check valve caused by dried paint or debris. Pressing the button before each start ensures clean paint flow and quick, easy unit start-up.
Variable Pressure Control: Lower pressure settings are ideal for priming, cleaning, rolling, and thinner materials, while higher pressure is best for latex and airless spraying applications.
Prime/Spray Selector: Easily switch between prime mode (for flushing and initial setup) and spray mode (for painting).
Spray Tip Selection: The unit comes with a reversible spray tip (0.015 inch hole size, 10-12 inch fan width) suitable for various applications. The manual provides guidance on selecting appropriate spray tips based on material thickness and desired fan width. Spray tip numbers indicate both fan width and hole size (e.g., 515 means a 10-inch fan width and a 0.015-inch hole size).
Pistol-Grip Sprayer with Nozzle Tip Guard: Always use the nozzle tip guard to prevent skin injection injuries. The lock-off lever on the pistol-grip sprayer ensures the trigger is locked when not in use, preventing accidental spraying.
Pressure Release Procedure: A critical safety feature, this procedure must be followed whenever the unit is shut off to release pressure from the high-pressure hose.
Flushing and Priming: Detailed instructions are provided for flushing the sprayer before first use, changing colors, or starting a new project, and for priming the unit to ensure proper operation.
Painting Tips: The manual offers guidance on maintaining an even distance from the surface (about 12 inches), using straight horizontal strokes, and proper trigger operation to achieve an even coating and prevent material build-up.
Overnight Storage (up to 12 hours): Specific instructions for latex and water-based materials, including pouring water over the paint surface and wrapping the sprayer in a damp cloth, help prevent drying and clogs for short-term storage.

Maintenance Features:

Proper maintenance is crucial for the longevity and trouble-free performance of the paint sprayer.

Cleaning the Paint Sprayer: Thorough cleaning is recommended after each use or when changing paint colors to prevent clogs and seizing of moving parts. The cleaning solution depends on the type of material sprayed (water for water-based paints, or specific thinners for oil-based paints/varnishes). The unit can be cleaned using a bucket or a garden hose with the included adapter for latex materials.
Cleaning the Pistol-Grip Sprayer Filter: The pistol-grip sprayer includes a filter that needs regular cleaning or replacement. Instructions detail how to remove, clean, and reinstall the filter, emphasizing correct orientation for proper function.
Long-Term Storage: For storage exceeding 16 hours, a thorough cleaning of both the main unit and the pistol-grip sprayer is recommended. It's essential to ensure all tubes and the machine are clear of water or fluid to prevent freezing.
Damaged Parts Inspection: Users are advised to regularly check hoses and parts for damage and replace them with manufacturer-specified identical parts to avoid hazards and product damage.
Bolt and Nut Tightness: Before each use, inspect bolts and nuts for looseness, as loose fasteners can lead to serious motor problems.
Chemical Exposure Warning: The manual includes warnings about potential chemical exposure from paint, dust, and other materials, advising users to work in well-ventilated areas and use approved safety equipment like dust masks.
Troubleshooting Guide: A comprehensive troubleshooting section helps users diagnose and resolve common issues such as the motor not running, low pressure, pump not priming, and uneven spray patterns, providing possible causes and solutions.