Graco Inc 308-548, 390sts, 231-353 manual Equipment Misuse Hazard

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WARNING

EQUIPMENT MISUSE HAZARD

Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury.

INSTRUCTIONS

DThis equipment is for professional use only.

DRead all instruction manuals, tags, and labels before operating the equipment.

DUse the equipment only for its intended purpose. If you are not sure, call Graco Technical Assis- tance at 1–800–543–0339.

DDo not alter or modify this equipment.

DCheck equipment daily. Repair or replace worn or damaged parts immediately.

DDo not exceed the maximum working pressure of the lowest rated system component. Refer to the Technical Data on page 36 for the maximum working pressure of this equipment.

DUse fluids and solvents which are compatible with the equipment wetted parts. Refer to the Tech- nical Data section of all equipment manuals. Read the fluid and solvent manufacturer’s warn- ings.

DDo not use 1,1,1–trichloroethane, methylene chloride, other halogenated hydrocarbon solvents or fluids containing such solvents in pressurized aluminum equipment. Such use could result in a chemical reaction, with the possibility of explosion.

DDo not use hoses to pull equipment.

DRoute hoses away from traffic areas, sharp edges, moving parts, and hot surfaces. Do not ex- pose Graco hoses to temperatures above 66_C (150_F) or below –40_C (–40_F).

DDo not lift pressurized equipment.

DComply with all applicable local, state, and national fire, electrical, and safety regulations.

NOTE: This is an example of the DANGER label on your sprayer. This label is available in other languages, free of charge. See page 36 to order.

FIRE AND

SKIN INJECTION

EXPLOSION HAZARD

HAZARD

Spray painting, flushing or cleaning equipment with flammable liq-

Liquids can be injected into the body by high pressure airless spray

uids in confined areas can result in fire or explosion.

or leaks – especially hose leaks.

Use outdoors or in extremely well ventilated areas. Ground equip-

Keep body clear of the nozzle. Never stop leaks with any part of the

ment, hoses, containers and objects being sprayed.

body. Drain all pressure before removing parts.Avoid accidental trig-

Avoid all ignition sources such as static electricity from plastic drop

gering of gun by always setting safety latch when not spraying.

cloths, open flames such as pilot lights, hot objects such as ciga-

Never spray without a tip guard.

rettes, arcs from connecting or disconnecting power cords or turn-

In case of accidental skin injection, seek immediate

ing light switches on and off.

“Surgical Treatment”.

Failure to follow this warning can result in death or serious injury.

Failure to follow this warning can result in amputation or serious

 

 

injury.

READ AND UNDERSTAND ALL LABELS AND INSTRUCTION MANUALS BEFORE USE

4￿ 3￿8￿548

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Contents Rev. D Supercedes Rev. C Model 231-353, Series aTable of Contents SymbolsInjection Hazard Equipment Misuse Hazard Major Components Setup How to Use the Gun Trigger Safety How to use the pressure drain valveHow to use the pressure control OperationHow to use the RAC IV tip guard How to remove a tip clogStartup Procedure Pressure Relief ProcedureStartup Fire and Explosion Hazard 102 Shutdown and Care Shutdown and CareHow to Flush When to FlushFlushing Troubleshooting Basic Problem SolvingIntermediate Problem Solving If pump consistently comes to rest with Use AC power or a different generator Motor Test SetupArmature Short Circuit Test General Repair Information Tool ListMotor Brushes Test the brushes Displacement Pump Repair Removing the pump See FigDisassembling the pump See Fig Intake valve repair See FigReassembling the pump 110 108 107 116 Motor On/Off Switch Power Supply CordMotor Start Board Drive Housing, Connecting Rod, Crankshaft REF a Pressure Control Pressure Transducer Inlet Strainer Installation/Removal Drain ValveDisplacement Pump Parts Drawing and List AccessoriesModel 236-787, Series a Fluid Filter Kit Low Profile Cart KitSprayer Parts Drawing Model 231-353, Series aSprayer Parts List Motor KITTechnical Data DimensionsGraco Warranty and Disclaimers Graco Phone Numbers

390sts, 231-353, 308-548 specifications

Graco Inc. has established itself as a leader in fluid handling equipment, and the Graco 308-548, 231-353, and 390STS models exemplify this commitment to innovation, efficiency, and reliability. These models are designed for high-performance applications in various industries, including automotive, construction, and manufacturing.

The Graco 308-548 is engineered with a powerful motor and advanced pump technology, providing user-friendly operation and outstanding reliability. Its design allows for easy maintenance, minimizing downtime and increasing productivity. The adjustable pressure setting ensures optimal performance for different materials, making it a versatile choice for spray applications. Its lightweight construction and portability enhance usability, allowing operators to move the unit with ease.

On the other hand, the Graco 231-353 model is known for its advanced airless technology, which enables users to achieve a smooth and even finish without the need for thinning. This model is equipped with an efficient pump that delivers consistent material flow, ensuring high-quality results in every application. A notable feature of the 231-353 is its ability to handle a wide range of coatings, including paints, stains, and sealers, making it ideal for both interior and exterior projects.

The Graco 390STS stands out in this lineup with its robust design and powerful performance, suitable for larger scale projects. It incorporates SmartControl technology, which provides precise pressure control and consistent spray patterns, contributing to an efficient work process. The ergonomic design emphasizes operator comfort, reducing fatigue during extended use. Additionally, the 390STS supports a variety of spray tips, allowing for customization based on specific job requirements, further enhancing its versatility.

All three Graco models feature durable construction, capable of withstanding rigorous job site demands. They are built with high-quality materials that resist corrosion and wear, ensuring longevity and reducing the total cost of ownership. The ease of use and intuitive controls minimize the learning curve for new users, making these models accessible to both professionals and DIY enthusiasts alike.

In conclusion, Graco Inc. continues to push the boundaries of fluid handling technology with the 308-548, 231-353, and 390STS models. Their powerful performance, advanced features, and user-friendly designs make them standout choices for anyone in need of reliable spray equipment.
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