Service

Fig. 10. Install ball (206) in piston rod. If Loctiter is ap- plied to piston valve threads, ensure that none gets on ball.

Fig. 12. Soak all leather packings in SAE 30W oil for 1 hour minimum prior to assembly. Place male gland

(204)in cylinder. Alternately stack UHMWPE (203) and leather packings (223) (note orientation). Place female gland (224) in top of cylinder. Seat packings.

206

Fig. 10

7575A

 

Fig. 11. Tighten piston valve to piston rod as specified:

 

224

Not

 

used on

 

 

 

 

248204

 

 

253056

203

223

255968

 

 

204

 

Torque to 27 +/--3 ft-lb

Fig. 12

7573f

(248204, 253056, 255968,

277069)

Torque to 55 +/--3 ft-lb (248205, 249057, 249059, 277070, 257146)

Fig. 13. Install seal (201) into packing nut (202). Install throat adjustment spacer (228) onto packing nut. Loosely install packing nut into cylinder.

201 202 228

Fig. 11

7576A

Fig. 13

 

 

 

7581A

6 310643

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Graco 255968, 277070, 277069, 257146, 249057, 249059, 248204, 248205, 253056 important safety instructions Torque to 27 +/--3 ft-lb
Page 5 Page 7

255968, 249057, 253056, 249059, 277069 specifications

Graco is a trusted name in the realm of paint sprayers and finishing tools, offering a variety of models designed for efficiency and ease of use. The models Graco 277070, 248205, 257146, 248204, and 277069 are notable for their performance and advanced features, catering to both professional contractors and DIY enthusiasts alike.

The Graco 277070, known for its robust construction, features a powerful motor that ensures consistent spray pressure. Its lightweight design enhances maneuverability, making it ideal for large projects. The unit is equipped with a piston pump, which allows for superior pressure output and the ability to handle thicker materials without clogging.

Moving on to the Graco 248205, this model stands out with its adjustable spray pattern, allowing users to switch between horizontal and vertical settings with ease. It also incorporates a built-in filter system to keep paint free of debris, resulting in a cleaner application. Additionally, the 248205 is compatible with various types of coatings, making it a versatile choice for different projects.

The Graco 257146 takes performance a step further with its ProSpray technology, which provides an ultra-fine finish while reducing overspray. This model is designed with an ergonomic handle, enhancing user comfort during extended use. Its quick-change tip system allows for fast switching between different nozzle sizes, making it easier to adapt to various spraying tasks.

The Graco 248204 is specifically designed for smaller projects and is incredibly user-friendly. This sprayer features a simple setup process with an easy-to-understand user manual, making it perfect for beginners. Its compact size doesn’t compromise on power, delivering a suitable output for backyard projects and home improvements.

Lastly, the Graco 277069 is a well-balanced model that blends portability with performance. It offers a flexible hose for extended reach and an adjustable pressure control dial, allowing users to customize spray patterns and flow rates according to their needs. The durable construction ensures long-term reliability, even under heavy use.

All these Graco models are engineered with advanced technologies that prioritize performance and user experience. Their features collectively enhance spray accuracy, reduce cleanup time, and facilitate a smoother painting process, solidifying Graco’s reputation as a leader in the finishing equipment market.
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