Troubleshooting

Problem

Cause

 

Solution

Ragged edges and gaps in line

• Material temperature is too low

Raise material temperature

 

• Thermolazerspeed is too fast

• Wait for change in ambient condi-

 

 

 

tions to remove moisture

 

 

• Reduce Thermolazerspeed

ti14511a

 

 

 

Swollen rounded line

• Material temperature is too high

Lower material temperature

ti14512a

 

 

 

 

Material shadows on sides

Uneven road surface

Apply to even road surfaces

 

• Die is not evenly riding on sub-

Remove debris from screed box

 

 

strate

 

lever rod

 

 

 

Inspect/replace damaged screed

ti14513a

 

 

 

box lever rod/lever arm

 

 

 

 

Line is wavy

Strong road surface camber

Apply so camber does not influ-

 

 

 

 

ence application

 

Incorrect Thermolazeroperation

Use correct application methods

 

 

 

 

(for example, try locking swivel

 

 

 

 

wheel)

ti14514a

 

 

 

 

Cracks in line

Cracks in road surface

Repair cracks

 

Temperature stress from

Lower temperature in material

 

 

overheating

 

 

 

• Material applied too cold

Increase material temperature

ti14515a

Material applied too thin

Slow Thermolazerspeed to

 

 

 

 

apply thicker material

Rough edges and lines in surface

Material temperature is too low

Raise material temperature

 

• Material is overheated or scorched

Lower material temperature

 

• Moisture in road surface

Wait until road surface is dry

ti14516a

 

 

 

 

Jagged line ends; material drips

Die does not fully close

Clean die

between lines

• Debris caught in die

Clear debris from die

 

 

Worn die gate

Replace die gate

 

Worn die trough

Replace die trough

ti14517a

Broken spring

Replace spring

 

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Graco 257500, 258699 important safety instructions Box lever rod/lever arm

257500, 258699 specifications

The Graco 258699 and 257500 models are two prominent products from Graco, a leading manufacturer in the field of paint spraying equipment. These models are designed to deliver exceptional performance, making them ideal for both professionals and DIY enthusiasts. The core features, technologies, and characteristics of these paint sprayers highlight their efficiency and versatility.

Both the Graco 258699 and 257500 models are equipped with powerful electric motors that ensure a smooth and consistent spray. This feature is crucial for achieving a professional finish on various surfaces. They boast an adjustable pressure control, allowing users to customize the spray output to suit different applications, whether it be fine finishing or heavier coatings.

Another notable characteristic is the ease of use. Both models include a lightweight design, complemented by a user-friendly interface. This enables operators of all skill levels to maneuver the sprayers with confidence and ease. Moreover, the integrated carrying handle enhances portability, making it convenient for users to transport the sprayers to different job sites.

Graco has incorporated advanced technology into these models to optimize performance. The SmartControl technology ensures a consistent spray fan and pressure, which is pivotal in preventing overspray and delivering a uniform finish. This technology is particularly appreciated in professional settings where precision is key.

In terms of versatility, both sprayers can handle a wide range of materials, from water-based paints to thicker coatings. The FlexLiner system utilized in these models allows for quick changes between colors and easy cleaning, minimizing downtime on projects. Additionally, the reversible tip feature aids in reducing clogs, making for a more efficient spraying process.

The construction quality of the Graco 258699 and 257500 models also stands out. They are built with durable materials that withstand heavy usage, ensuring longevity and reliability. The professional-grade components meant for demanding environments make them suitable for various applications, including exterior and interior projects.

In conclusion, the Graco 258699 and 257500 paint sprayers offer powerful performance with advanced technology designed to meet the needs of both professionals and DIYers. With features like adjustable pressure control, SmartControl technology, and a user-friendly design, they stand out in the competitive market of paint spraying equipment. Their durability and versatility cement Graco's reputation as a trusted brand, making these models worthwhile investments for efficient and high-quality painting tasks.