Graco 258699, 257500 important safety instructions Applying Material

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Troubleshooting

Applying Material

Problem

Cause

Solution

 

 

 

 

 

 

Ragged line edges when extruding

Dirty screed box

CAREFULLY clean box. Discharge

 

 

opening and die plate runners need

 

 

to be free of debris.

 

 

 

 

Cold material temperatures

Heat material as required.

 

 

 

 

Marking speed too fast

Slow Thermolazerspeed.

 

Material thickness too think

Slow Thermolazerspeed and keep

 

 

screed box filled.

 

 

 

Rough material surface when extrud-

Overheated material

Reduce heat.

ing

 

 

Moisture on road surface

Allow road surface moisture to dry.

 

 

 

 

 

Rough road surface

Smooth road surface.

 

 

 

 

Screed box low on material

Add material to screed box.

 

 

 

EXAMPLES:

 

 

Correct line application will produce a full straight line with sharp edges; correct color, thickness and width; a firm bond to the surface; and have uniform reflectivity.

ti14507a

Insufficient adhesion (material bulges

Material temperature too low

Raise material temperature

at beginning of line)

Thermolazerspeed too fast

Decrease speed of

 

 

Debris on road

 

Thermolazer

 

 

 

 

• Surface temperature too cold

• Clear debris from road

 

 

 

ti14508a

 

 

• Wait for temperature of surface to

 

 

 

raise

 

 

 

 

Rough and bumpy line

Debris on surface

• Clear debris from surface

 

Crust from overheated material

Lower material temperature

 

Debris caught in die

• Clean debris from die

ti14509a

Material not covering road high

• Adjust screed box line thickness

 

spot

 

 

 

 

 

 

Gas bubbles in line

Moisture or solvent on surface

• Remove solvent from surface

 

Material is overheated

• Lower temperature of material

ti14510a

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Contents Repair Related ManualsTable of Contents Fire and Explosion Hazard Toxic Fluid or Fumes Hazard Terminal Connections Connections Contacts Reading DiagnosisKettle Temperature Control Calibration Temperature Control ReplacementThermometer Replacement To Check Kettle Temperature Control CalibrationTo Check Kettle Thermometer Calibration Adjust Kettle Pilot Ignitor Electrode GapKettle Thermometer Calibration Thermopile Replacement Installation Adjust Gas Pressure to Kettle Burners Adjust Kettle Pilot Burner Flame Adjust Kettle Main Burners FlameCleaning Kettle Main Burner Gas Lines Cleaning Kettle Pilot Burner Gas LinesReplacing Screed Box Spring Linkage Rod Adjustment Securing Bead Dispenser WheelAdjusting Screed Box Pivot Arm Screed Box/Bead Dispenser Box ActuatorTroubleshooting Problem Cause SolutionProblem Cause Solution Problem Cause Solution Problem Cause Solution Applying Material Box lever rod/lever arm Technical Data DimensionsGraco Standard Warranty Graco InformationGraco INC. P.O. BOX 1441 MINNEAPOLIS, MN

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.