Graco Inc 800-903, Serles A, 800-902, 800-904, 800-905, 720, 308-533, 710, 1020 Servicing the V-Psckings

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Servicing the V-Psckings

NOTE: mere are two types of packing kits: one is packings only, the other includes the packings, rings and retainers.

1.Remove the manifold as outlinedin the Pumping Section.

2.Carefully pull the packing retainer from the manifold. Examine the O-ring andreplace it if it is cut or damaged.

3.Remove the v-packing andhead ring. Pullout the intermediate retainer ring. Remove the second v-packing and second head ring.

4.inspect all parts and replace as necessary.

5.moroughlycleanthe packing cavities and examine for debris and damage.

6.Lightly grease the packing cavities and then replace the packings in thefollowing order: head ring, v-packing, intermediate ' ring, head ring, v-packing and packing retainer with theO-ring installed in the retainer groove.

CAUTION

install the parts in the proper order and facing the correct direction. Improperlyinstalledparts will cause a malfunction.

7.Reassemble the manifoldas instructedinServicing the Plungers.

308-533 11

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Contents 1100psi 75 bar Maximum Working Pressure ~~Pressure WasherFluid Injection Hazard Equipment Misusehazard Ground Fault Circuit Interrupter ProtectionGrounding Instructions Handleandroute HOS€S Wffully DOnot pull Hose SafetyMoving Parts Hazard TermsConnect to Water Supply 308-533 StartupInstalling and Changing Spray Tips Trigger Safety LatchSHUTDOWN, Flushing and Storage MaintenanceBelt slippage Tank Tighten or replace Troubleshooting ChartPumping Section Pump ServiceServicing the Plungers ValvesServicing the V-Psckings Parts Drawing Hydra-Clean@710Pressure Washer803-579 Parts List803-560 Hydra-Clean@720Pressure Washer 800-904 Hydra-Cleans 720 PressureWasherPump Assembly, 10 GPM 803-635 803-643803-578Pump Assembly, 20 GPM Parts List 800-042 AccessoriesTechnical Data

1010, 1020, 710, 308-533, 720 specifications

Graco Inc. is a leading manufacturer known for its innovative solutions in the fields of fluid handling and spray equipment. Among its diverse product range, the models 800-905, 800-902, 800-904, 308-533, and 710 stand out for their unique features, advanced technologies, and notable characteristics, catering to a broad spectrum of industrial and commercial applications.

The Graco 800-905 is recognized for its robust construction and reliability. This high-performance unit is designed for heavy-duty applications, providing efficient fluid transfer and precise material delivery. Key features include a durable pressure pump, allowing for extended service life and reduced maintenance. The ergonomic design ensures ease of use, while the built-in safety mechanisms enhance operator protection during operation.

In the case of the Graco 800-902, this model emphasizes versatility and adaptability. It can handle a wide range of fluids, making it suitable for various industries, from automotive to manufacturing. The 800-902 features adjustable pressure settings, offering users the flexibility to switch between different tasks without compromising performance. Its compact design allows for easy transportation and setup, making it ideal for both stationary and mobile applications.

The Graco 800-904 takes efficiency to new heights with its innovative pump technology. It provides a consistent and smooth flow of materials, reducing waste and promoting a cleaner working environment. The model also incorporates an advanced filtration system, ensuring that impurities do not compromise fluid quality. This feature is particularly important in sectors where precision and quality are paramount, such as in the coatings and adhesives industry.

The Graco 308-533 focuses on enhancing user experience through intuitive controls and streamlined workflows. This unit is engineered for rapid deployment, allowing operators to quickly engage in their tasks. Additionally, its energy-efficient design not only reduces operational costs but also minimizes environmental impact, aligning with modern sustainability goals.

Finally, the Graco 710 showcases the brand’s commitment to technological advancement. This model features cutting-edge electronic controls that provide real-time monitoring of performance data, facilitating proactive maintenance and operational adjustments. Its user-friendly interface allows for easy navigation of settings and configurations, making it an ideal choice for professionals seeking precision and control.

In summary, Graco Inc.’s models 800-905, 800-902, 800-904, 308-533, and 710 exemplify the company’s dedication to quality, innovation, and efficiency. Each model provides unique features tailored to meet the diverse needs of various industries, reinforcing Graco's reputation as a trusted leader in fluid handling solutions.