Instruction/ maintenance manual of the product 255278 Graco
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313343A Instr uctions-P ar ts High Flo w Se vere Duty Shutoff Chec k Va l v e For recirculation v alves, shu toff check v alves, or outle t shutoff check v alves on XM plural-component spray ers.
Related Manua ls 2 313343A Contents Related M anuals . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 W arnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Warnings 313343A 3 Wa r n i n g s The f ollowing warnings are f or the setup , use, grounding, maintenance , and repair of this equipment. The e xclama- tion point symbol ale r ts you to a ge neral warning and the hazard symbol ref e rs to proc edure-specific risk.
Overview 4 313343A Overview The high flo w sev ere duty shutoff chec k valv e is a valv e that acts as a spring loaded one-w ay chec k valv e when the v alve is in the open posit ion. When the handle is turned to the closed position, the ball is he ld against the seat closing flo w in either direction.
Overview 313343A 5.
Setup 6 313343A Setup Ref erenc e par ts illustration on page 7. 1. Mount the v alve in place with two outlet por t s pointed in the de sired direction using o -r ing (14) and f our sc rews (11). 2. Plug the un-used out let por t with plug (15). Use thread tape o r sealant on the npt thread s.
Parts 313343A 7 Pa r t s * Included in shutoff chec k valv e car tr idge 255747. ◆ Included in shutoff chec k valv e repair kit 256239 (purchase separa tely). See page 8 f or par ts included in kit. T orque to 125 ft-lbs. (170 N•m) Apply blue threadloc k.
Troubleshooting 8 313343A T roub leshooting Repair Kit 256239, Shutoff Check V alve Repair Kit See par ts illustration on page 7. † Not shown. Accessories Handles 15R529, Fluid Inlet Block Used on XM outlet to moun t high flow se vere duty shut-off ch eck v alve when mix manifold is remote.
Technical Data 313343A 9 Te c h n i c a l D a t a Loctite ® is a registere d trademark of th e Loctite Cor poration. Mounting Dimensions Maximum Fluid Working Pre ssure . . . . . . . . . . . . . . . . . . 7250 psi (50 MP a, 5 00 bar) Maximum Fluid T emperature .
All written and visual data contained in this document reflects the latest product information available at the time of publica tion. Graco reserves the right to make changes a t any time without notice. This manual contains English. MM 313343 Graco Headquarters: Minneapolis International Offices: Belgium, China, Japan, Korea GRACO INC.
An important point after buying a device Graco 255278 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Graco 255278 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Graco 255278 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Graco 255278 you will learn all the available features of the product, as well as information on its operation. The information that you get Graco 255278 will certainly help you make a decision on the purchase.
If you already are a holder of Graco 255278, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Graco 255278.
However, one of the most important roles played by the user manual is to help in solving problems with Graco 255278. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Graco 255278 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
