Graco 390 Classic Model 24U105 manual

332758 A EN Operat ion Electric Ai rless Sprayers - For portable spray applications of architectural paints and coatings - - For professiona l use only - - Not approved for use in explosive atmosphe res or hazardous locations - 190 Mode ls: 3000 p si (207 bar, 20.7 MPa) Maximum W orking Pr essure 290/390 M odels: 3300 p si (227 bar, 22.7 MPa) Maxim[...]

Models 2 332758A Contents Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Component Identification (Hi-Boy Models) . . . . . . 7 Component Identification (Stand Models) . . . . . . 8 Component Identification (Lo-Boy Models) . . . . . 9 Pressu[...]

Warn ings 332758A 3 Warnings The foll owing warni ngs are for the setup, us e, ground ing, main tenance, a nd repair o f this equipm ent. The exclama- tion p oint symbol alerts yo u to a general warning and the hazar d symb ols refer to p rocedure- specific risks. Whe n these s ymbols app ear in t he body of th is manu al or on warning l abels, ref[...]

Warnings 4 332758A FIRE AND EXPLOSION HAZARD Flamm able fumes, s uch as s olvent an d paint fu mes, in wor k area can ignite o r explo de. To help prevent fire an d explosio n: • Do not spray flam mable or combustib le material s near a n open flam e or sourc es of ig nition su ch as cigarette s, motors, a nd electri cal equipme nt. • Paint or [...]

Warn ings 332758A 5 EQU IPMENT M ISUSE HAZARD Misus e can cause death or se rious inj ury. • Always wear appropr iate gloves , eye protec tion, and a r espirator or mask when painting. • Do not ope rate or spr ay near ch ildren. Keep children a way from equipment at all times . • Do not overreach or s tand on an unstable support . Keep effect[...]

Warnings 6 332758A TOXIC FLUID OR FUMES HAZARD Toxic fl uids or fum es can cau se seriou s injury or death if s plashed in the eye s or on skin , inhaled, or swallo wed. • Read MSDS s to know the specific hazards of the fluids you are using. • Store h azardous f luid in a pproved co ntainers, an d dispos e of it acco rding to applica ble guide [...]

Componen t Ident ificat ion (Hi-Bo y Models ) 332758A 7 Component Ide ntif icat ion (Hi-Boy Mo dels) A ON/OFF Swi tch B Kickstand (not available on al l models) C Toolbox (not available on all models) D Pressure G auge (not available on all models) E Prime Valve F Mode l/Serial Tag G Guard HT i p JP o w e r C o r d KG u n L Fluid Hose M Trigger Loc[...]

Component Id entifica tion (Stand M odels) 8 332758A Comp onen t Identi ficati on (Sta nd M odels ) A ti22211 a E G F J K H L N P R S B C D M T L AO N / O F F S w i t c h B Pressure Contro l C Pressure G auge (not avai lable o n all model s) D Prime Valve E Model/Se rial Tag F Guard GT i p HG u n J Fluid Hose KP o w e r C o r d L Trigge r Lock MD r[...]

Component Identi fication (L o-Boy M odels) 332758A 9 Component Ide ntif icat ion (Lo -Boy Models) ti222 13a A B C D K E G F J H S R P N M L L AO N / O F F S w i t c h B Pressure Contro l C Pressure G auge (not avail able o n all model s) D Prime Valve E Mod el/S eria l Tag F Guard GT i p HG u n J Fluid Hose KP o w e r C o r d L Trigge r Lock MD r [...]

Pressure Relief P roce dure 10 332758A Pressure Rel ief Procedu re Follow th e Pressu re Relief P rocedure whenever you se e this symb ol. 1. Engag e trigger loc k. 2. Turn pres sure contr ol to low est pr essu re. 3. Disengag e trigger l ock. 4. Hold a meta l part of the gun firml y to a grou nded metal pail. Trigge r the gun t o relieve p ressure[...]

Groundin g 332758A 11 Grounding Air and fluid hoses: use only electricall y condu ctive hoses with a maximum of 500 ft. ( 150 m) com bined hose len gth to ensu re groundi ng contin uity. Check elec- trical re sistance o f hose s. If total resistanc e to grou nd exceeds 29 megohm s, replac e hose im mediately . Spray gun: ground throug h connection [...]

12 332758A Pails Solvent and oil/based f luids: follow loc al code. Use only co nductive me tal pails, p laced on a grounde d sur- face such as conc rete. Do not p lace pail o n a nonconduc tive su rface suc h as paper or c ardboard wh ich inte rrupts groun ding continui ty. Grounding a metal pail: connect a ground wire to the pail by clampin g one[...]

Setup 332758A 13 Setup 1. Connect G raco airless hose to spray er. Tighten secu rely . 2. Connect ot her end of hos e to gun. 3. Tighten secu rely. 4. Remove ti p guard. 5. Check in let stra iner for c logs and debris. 6. Fill throa t packin g nut with TSL to prevent premat ure packin g wear. Do this each ti me you spray. 7. Turn pow er OFF. 8. Plu[...]

Star tup 14 332758A Startup 1. Turn pres sure contr ol to low est pr essu re. 2. Turn power ON . 3. Increase pr essure 1/ 4 turn to start motor. Al low fluid to circulate through d rain tube for 15 seconds. 4. Turn pri me valv e horizonta l. Diseng age trigge r lock. 5. Hold gun a gainst grou nded metal flushing pa il. Trigger gun and fl ush 1 min [...]

Startup 332758A 15 Test Spray Pattern 1. Spray t est patter n. Adjust pr essure to elimina te heavy ed ges. 2. Use smal ler tip si ze if pr essure adj ustment c annot elimina te heavy edges. 3. Hold gun p erpendicul ar, 10-12 in. ( 25-30 cm) from surfac e. Spray ba ck and fo rth; overlap b y 50%. 4. Trigger gun after mov ing. Rele ase trigger befor[...]

Clean up 16 332758A Cleanup 1. Relieve Pressu re , page 10. 2. Remove gu ard and Spr ay Tip. For addition al infor- mation, s ee separate gun manual. 3. Remove s iphon tube set from pai nt. Wipe excess paint off o utside of tubes. 4. Place sip hon tube in flushing fluid. Use w ater for water bas e paint an d mineral s pirits for o il base paint. Pl[...]

Cleanu p 332758A 17 9. Raise si phon tube above flu shing fluid . 10. Close pr ime valve . Trigger gun into f lushing pai l to purge fl uid from hos e. 11. Turn pre ssure contro l knob all the way dow n and power sw itch OFF . Unplug s prayer. 12. If you have a filter inst alled on your s prayer, re move filter. C lean and ins pect. Ins tall filter[...]

Technic al Spe cificati ons 18 332758A Technic al Speci fic ations Electric Airless Sprayers U.S. Metric Sprayer Power requi rement s 100/120V AC, 50/60 hz, 11 A, 1 phase 230V AC, 50/60 Hz , 7.5 A, 1 p hase Generator re quired 3000 w mi nimum Maximu m working p ressure 190 3000 psi 207 bar, 20.7 M Pa 290/390 3300 psi 227 bar, 22.7 M Pa Model 2 4U10[...]

Notes 332758A 19 Notes[...]

All written and visual data contained in this document reflects t he latest product i nformation available at the time of publica tion. Graco rese rves the right to make changes at any time without notice. This manual contains English. MM 332758 Graco H eadquarte rs: Min neapol is International O ffices: Bel gium, China, Jap an, Korea GRACO INC. P.[...]