Instruction/ maintenance manual of the product 257030 Graco Inc.
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313384B Operation GTX ™ 2000 EX - For W ater- Based Materials Only - Model 257030 Spra ye r with Graco T rigger Gun 120 psi (8.27 bar) Maxim um Working Air Pressure 120 psi (8.27 bar) Maximum W orking Fluid Pressure Related Manuals : Important Safety Instru ctions Read all warnings and instr u ctions in this manual.
2 313384B Wa r n i n g s The f ollowing wa r nings are for t he setup, use , grounding, mainten ance, and repair of this equipment . The exclama- tion point symbol alerts you to a gener al warning and the hazard symbol ref ers to procedu re-specific risk.
313384B 3 PLASTIC P ARTS CLEANING SOL VENT HAZARD Use only compatib le water-based solv ents to clean plastic structural o r pressure-containing par ts. Man y solve nts can degrade plastic part s and cause them to f ail, which could cause serious injur y or proper ty damage.
Component Identification 4 313384B Component Identification ti13066a A B H D C J G E F K L.
Component Identification List 313384B 5 Component Identification List * Ref erence numbers used in gun illustrations reflect n umbers shown in gun manual 308878.
Pressure Relief Procedure 6 313384B Pressure Relief Pr ocedure 1. T ur n OFF air inlet valv e (E). 2. Open gun air valv e (23). 3. T rigger gun. Spra y material bac k into hopper (G).
Setup 313384B 7 Setup Preparation 1. Connect air a nd material hoses to gun. Tighten securely . 2. Connect one end of material hose (cc) to material outlet (K or L ) and other end to gun material inlet (bb).
Setup 8 313384B Installing Hopper (G) 1. P osition coupler (H) o ver material outlet and slide hopper (G) straight down, o v er fitting as f ar as it will go . Mak e sure hopper brac ket is position ed ov er car t handle rod. 2. Secure latches o n each side by pushing them firmly up into locked position.
Wetting Hose 313384B 9 W etting Hose W et inside of hose bef ore each use to flush out sedi- ment and pre vent te xture material from packing out hose. 1. P our one (1) gallon (3.8 liters) of clean water into hopper . 2. Close gun air v alve (2 3). 3.
Wetting System 10 313384B W etting System 1. Fill hopper (G) with prep ared te xtured material. 2. Install tip (see Nozzle Selection Char t, page 13). 3. Open gun air valv e (23 ) to reliev e air pressure. 4. Inspect hose f or kinks which could restrict fluid flow .
Mixing Material 313384B 11 Mixing Material 1. Slo wly add one bag of te xture to clean wate r as instructed on bag. F or best results , do not use par- tial bags . 2. Agitate to a smooth, lum p-free consis tency . 3. After te xture is thoroughly mix ed, gently set ball end of Material Thickne ss gauge on surface of mixtur e.
Operation Characteristics 12 313384B Operation Characteristics • Alwa y s hav e material outlet plug installed in opening (K or L) not in use when ma terial is in ho pper . If plug is remov ed, hopper will drain out. • Alwa y s ha ve material hose installed in opening (K or L) when material is in hopper .
Spray Techniques 313384B 13 Spra y T echniques Nozzle Selection † Control air v olume with gun air flow v alv e (31). ‡ F or more mater ial v olume, use tip with larger orifice. NO TICE K eep pump and hose clean when switching between simulate d acoustic, knoc kdown, and orange pe el applications.
System Adjustment 14 313384B System Adjustment 1. Open gun air valv e (23). 2. T est spra y patter n on cardboard. Hold gu n 18 to 30 in. (45 to 75 cm) from surf ace. Use this spra y dis- tance for most applicat ions. Overlap each str oke 50% in a circular moti on.
System Adjustment 313384B 15 Material Flow Adjustment • For a lighter spra y pa tter n, dec rease mate rial pres- sure at spra yer . • F or a heavier spr ay pa tter n, increase material pres- sure at spra yer . Air Flow Adjustment • T r igger g un.
Shutdown and Cleanup 16 313384B Shutdo wn and Cleanup After Spra ying 1. Relie ve Pressure , page 6. 2. Fill material hopper with 2 - 4 gallons of clean water . 3. Spra y inside material hopper to circ ulate water through gun and hose . While circulating w ater , use gun to clean material hopper .
Maintenance 313384B 17 Maintenance Te c h n i c a l D a t a Component T ask Frequenc y Hoses Check f or wear and/or damage Daily Drain system of all water After each use Air and Material Hose Connecti.
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 313384 Graco Headquarters: Minneapolis International Offices: Belgium, China, Japan, Korea GRACO INC.
An important point after buying a device Graco Inc. 257030 (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 Inc. 257030 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 Inc. 257030 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Graco Inc. 257030 you will learn all the available features of the product, as well as information on its operation. The information that you get Graco Inc. 257030 will certainly help you make a decision on the purchase.
If you already are a holder of Graco Inc. 257030, 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 Inc. 257030.
However, one of the most important roles played by the user manual is to help in solving problems with Graco Inc. 257030. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Graco Inc. 257030 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
