Graco XP70 manual

Instr uctions-P ar ts XP70 Plural-Component Spra y er Complete mechanical fix ed ra tio plural-component spray er used f or proportioning, mixing, and spraying tw o component qui c k setting materials. For pr ofessional use onl y . See page 11 f or maxim um working pressure and model inf orm ation. P atents P ending Impor tant Safety Instructions R[...]

2 3A0420H Contents Related M anuals . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 W arnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Impor tant T wo-Compo nent Material Information . 7 Isocyanate Conditions . . . . . . . . . . . . . . . . . . . . . 7 Mater ial Self-ignition . . . . . . . . . . . . . . . . . . . [...]

Related Manuals 3A0420H 3 Related Manuals Manuals ar e av ailab le at www .gr aco .com Component Manu als in English: Manual De scription 311762 Xtreme ® Displacement Pumps Instr uctions-Part s 311238 NXT ® Air Motor Instruc tions-P ar ts 3A0590 Mix Manif old Instr uctions-Part s 312747 20 Gallon Double W all Hopper Kit Instr uctions-Part s 30952[...]

Warnings 4 3A0420H Wa r n i n g s The f ollowing w arnings are fo r the setup , use , grounding, mainten ance, and rep air of this equipment. The e xclama- tion point symbol ale r ts you to a gener al warning and the hazard symbols r ef er to procedure-sp ecific risks. When these symbols appear in the body of this man ual, ref er ba c k to these W [...]

Warnings 3A0420H 5 SKIN INJECTION HAZARD High-pressure fluid from gun , hose leaks, or ruptured components will pierce skin. This ma y look lik e just a cut, but it is a serious injur y that can resu lt in amputation. Get immedi ate surgical trea tment. • Do not spra y without tip guard and trigger guard inst alled. • Engage trigger loc k when [...]

Warnings 6 3A0420H T O XIC FLUID OR FUMES HAZARD T oxic fl uids or fumes can cause serious injury or death if splashed in the ey es or on skin, inh aled, or s wal- lowe d. • Read MSDSs to kno w the specific hazards of the fluids y ou are using. • Store hazardous flu id in approv ed contain ers, and dispose of it according to applicab le guideli[...]

Important Two-Component Materi al Information 3A0420H 7 Impor tant T w o-Component Material Inf ormation Isocy anate Conditions Material Self-ignition K eep Components A and B Separate Moisture Sensitivity of Isocy anates Isocy anates (ISO) are cat alysts used in two componen t f oam and polyurea coatings. ISO will react with moisture (such as humi[...]

Important Two-Component Material Information 8 3A0420H Changing Materials • Changing materi al types us ed in your spra yer requires special atte ntion to a void eq uipment dam- age and do wntime. • Alwa ys clean the flui d inlet strainers after f lushing. • When changing betw een epo xies and uret hanes or polyureas , disassemble and clean a[...]

Overview 3A0420H 9 Overview Usage The XP70 plural- component spr a ye r is a mechanical fix ed ratio spra y er that can mix and spray most two-com- ponent epo xy and ure thane protectiv e coatings . When using quic k-setting material (less than 10 minute pot lif e) a remote mix man if old must be used. The two pumps ar e carbide seat se v ere duty [...]

Initial System Setup 10 3A0420H Initial System Setup Complete the f ollowing steps in the order t hey are listed , as the y apply to your specif ic system, for initial system setup . 1. Check the shipment f or accuracy . En sure you hav e receiv ed e v erything you order ed. See Component Identific ation , page 12. 2. Chec k f or loose fitting s an[...]

Models 3A0420H 11 Models Car t-Mounted XP70 Spra yer s All XP70 spra y ers include st atic mix ers, 3/ 8 x 25 ft hose , clean up mix er , 1/4 x 10 ft ( x m) whip hose , and XTR 7 spr a y gun with a 519 tip . See Accessories and Kit s on page 52 for a list of all optional accessor ies. Bare Pr opor tioning Pump P ac ka ges All pump pac kages use a N[...]

Component Identification 12 3A0420H Component Identification Key: A Air Motor Supply Hose B Main Air Controls; see page 13 C Air Inlet - 3/4 Npsm(F) D High Pressure Fluid Pump E Air Motor F Fluid Heater (optional) G Solvent Flush Pump (optional); see page 14 H Solvent Flush Pump Air Controls; see page 14 J 7 Gallon Hoppers (optional) KC a r t LB r [...]

Component Identi fication 3A0420H 13 Fluid Contr ol Assembl y Main Air Contr ols F IG . 2 AC AA AF AE AD AB AM AK AL AJ AN Key: AA Fluid Manif old AB Mix Manif old AC Circulation Handle AD Solvent Flush V alve AE Dual Shutoff Handle AF Fluid Pressure Gauges AG Fluid Supply Inlet (Behind Fluid Manif old) AH Fluid Circulation Fitting s AJ B Comp onen[...]

Component Identification 14 3A0420H 45:1 Solvent Flush Pump Kit 262393 (optional) Air Contr ols F IG . 4: Solvent Flush Pump Kit Key: BA Solvent flush pump (Merkur Pump) BB Fluid Inlet BD Muffler BE Prime/Flush/Sample valv e BF Fluid Outlet Hose BG Circulation hose BA BB (suction hose no t shown) BD BG BF r_571100_3a0420a_4 a-2 BE F IG . 5: Solvent[...]

Component Identi fication 3A0420H 15 Air Line Bleed-type ma ster air v alve (CA): required in y our sys- tem to reliev e air trapped between it and the air motor when the v alve is closed. • Be sure the v alv e is easily accessible from the pu mp and located do wnstream from the air regulator . • Pump air regulator (CB): to control pump speed a[...]

Setup 16 3A0420H Setup Location 1. Locate the pr opor tioner on a le v el surf ace . 2. P osition the propor tioner f or con v enient oper ator access and maintenance , saf e routing of air and fluid lines , and easy connection of componen ts and accessories. 3. F or permanent mounting, remo v e wheels and mount the fr ame to the floor . See Dimens[...]

Setup 3A0420H 17 Wire Spra yer s with Explosion-Pr oof Heater s (Hazardous location spra y ers onl y) Improperly installed or c onnected equipm ent will create a hazardous cond ition and cause fire , e xplosion, or elec- tric shock. F ollow local regulations. When e xplosion-pr oof heaters are used, en sure the wir- ing, wiring connections, swit ch[...]

Setup 18 3A0420H Air Motor P osition The air motor posit ion must be se t f or the mix ratio of the machine, which is defi ned by which two pumps are mounted. 1. V erify that the correct pumps are mounte d f or yo ur mix ratio by v olume. See char t in Bare Pr oportion- ing Pump P acka ges on page 11. 2. V erify that the motor position is adjuste d[...]

Setup 3A0420H 19 Connect Air Suppl y 1. Connect the air sup ply hose to the 3/4 npt(f) air filter inlet (C). NO TE: Use a 3/4 in. ( 19.1 mm) ID minim um air hose. Air consumption is 75 cfm per gallon per min ute spra ying. Do not use pin fittin g type quick discon - nects. 2. Remo ve plugs as necessary for so lvent pump and f eed supply p ump air h[...]

Pressure Relief Procedure 20 3A0420H Pressure Relief Pr ocedure Relieve A and B Fluid Pressure 1. Engage the tr igger lo ck. 2. Close the main air shutoff valve (CA). 3. Shut off he aters, if used. 4. Shut off feed pumps, if used. 5. Remove the spray tip and clean . 6. Disengage th e trigger lock. 7. Hold a metal part of the gun firmly to a grou nd[...]

Prime Empty Sprayer 3A0420H 21 Prime Empty Spra y er Prime A and B Fluids NO TE: The equip ment is tested with mineral oil at the factory . If necessary , flush out the oil wit h a compatibl e solvent bef ore sprayi ng. See Empty and Flush Entire System (ne w spray er or end of job), page 27. Do not install the gun spra y tip yet. T o av oid splash[...]

Prime Empty Sprayer 22 3A0420H Prime Solvent Flush Pump F ollow inst ructions if the optional solv ent flush pump kit is used. 1. Connect the flush pail ground wire to a metal pail of solvent. 2. Place the siphon tube an d the solv ent circulation hose (BG) in the pail of solvent. 3. Open the so lv ent prime valv e (BE) on th e solv ent pump (BA) o[...]

Prime Empty Sprayer 3A0420H 23 Recir culate or Re-Prime After a Pump Runs Dry Without Heat If using a system that do es not require heat, recircula- tion is still required prior to spra ying. Recirculation ensures th at any settled fillers a re mixed in, the pump lines are fully primed, and the pump chec k v alv es are operat ing smoothly . Recircu[...]

Spray 24 3A0420H Spra y NO TE: Afte r the first day of spraying foll ow Pressure Relief Proce dure, page 20, and tighten the thr oat pac king nuts on both pumps. 1. If heaters are used, t urn them on. T o adju st the heater tempe rature , ref er to the Viscon HP manua l f or instr uctions, and the Heat Fluid section, page 23. Circulate as necessar [...]

B Side Mix Manifold Restriction 3A0420H 25 B Side Mix Manif old Restriction If the mix m anif old (AB) is mounted on the machine , yo u do not need to adjust the restr ictor (AJ) . Leav e open two tur ns minimum. The B side restrictor (AJ) in the mix manifold is only used when the mix ma nif old is positioned remote from the machine with a short mi[...]

Flush Mixed Material 26 3A0420H Flush Mixed Material Flush the mix manif old wh en any of the f ollo wing situa- tions occur . • breaks i n spra yin g • ov er night shutdown • end of potlif e T o flush the entire syst em, see Empty and Flush Entire System (new sp ray er or end of job) , page 27. Flush Mix Manif old, Hose, and Spra y Gun If y [...]

Empty and Flush Entire System (ne w sprayer or end of job) 3A0420H 27 Empty and Flush Entire System (ne w spra y er or end of job) NO TE: • If the syste m incl udes heater s and heated hose, turn them off and allo w to cool bef ore flushing. Do not turn on the heater s until the fluid lines are clear of solvent. • Cover flu id containers and us[...]

Shutdown 28 3A0420H 6. Run the pumps until the A and B hoppers ( J) are empty . Salv age the material in sepa rate , clean con- tainers. 7. Close the main air shutoff valve (CA). 8. Wipe the hopper s (J) clean, then add solv ent to each. Mov e the cir culation lines (U) to w aste con- tainers and pu sh out the dirty fluids. 9. Mo ve the recirculat [...]

System Verification 3A0420H 29 System V erification Graco recommend s running the follo wing tests daily . Check f or Normal Operation Ev er y time you star t spraying: • W atch th e fluid gauges (AF ). A pressure drop occurs dur ing pump stro ke changeov er . It should be quick and synchronous . • Stop the pumps on t he upstroke. Check that bo[...]

Maintenance 30 3A0420H Maintenance Filter s Once a week chec k, clean, and replace (if needed) the f ollowing filters. • Both pump filters; see lower manual f or instructions. • Main air inlet manifold filter; see Replace Air Filter Element , page 34 . • Spra y gun handle filter; see spra y gun manu al. Seals Once a week, che ck and t ighten [...]

Troubleshooting 3A0420H 31 T roub leshooting ✖ Fluid ratio will be wr ong. ◆ Purge all air fr om system bef ore pr oportioning fluids. Prob lem Cause Solution System stops or will not star t. Ai r pressure or volume too low . Increase; check air compressor . Closed or rest ricted air line or air val ve . Open or clean. Fluid v alv es closed. Op[...]

Troubleshooting 32 3A0420H Pump T roub leshooting This char t uses proportioning fluid gauges to determin e pump malfunction s. Obse r v e the gauge readin gs during the strok e direction indicate d by the bold ar row , and immediately after clos ing the gun or mix manif old. Ref er to other manuals t o troub leshoot individual compo nents. Fluid o[...]

Repair 3A0420H 33 Repair F ollow Shutdo wn , page 28, if se r vice time ma y e xceed pot lif e time , bef or e ser vicing fluid components , and bef ore tr anspor ting spra y er to a service area. Pump Assembl y The displacemen t pumps and air motor ma y be remov ed and ser viced separately or the entire pump and motor assemb ly can be remo ved wit[...]

Repair 34 3A0420H Remove Air Motor 1. Cycle the y ok e and pump rods near the bottom of their stroke . F ollow Shutdown , page 28. 2. Disconnect the a ir line from the air motor (103). 3. Remo ve the air motor rod co v er (121) and pump guards (122). 4. Use a wrench to hold the tie rod (102) flat s to kee p the rods fr om tur ning. U nscrew the nut[...]

Repair 3A0420H 35 F IG . 8: Air Co ntrol Assembl y 258983 201 215 214 213 216 211 202 203 204 209 208 207 205 206 210 214 209 206 r_571101_3A0420A_ 1a-2 Air Flow Air Flow 5, 8[...]

Repair 36 3A0420H Mix Manif old Assembl y 1. F ollow Pressure Relief Pr ocedure , pa ge 20. 2. Disconnect the f luid hose (25) and the flush hose from the mix m anifold (36). 3. Loosen th e union fittings (306 ) that connect to the mix manif old adapte r fittings . 4. Remove the mix manifold assembly (36). 5. See mix manif old man ual f or ser vice[...]

Repair 3A0420H 37 8. Place a h andle (311) on a v alv e stem (30 2) at the v er tical, or near v er tical, spra y position . 9. Apply blue threadlock on the nut (304) threads an d tighten the ha ndle against the spring (320) and clip (318). T orque to 70-80 in.- lbs. (7.9 -9 N•m). 10. Place the ro d (312) and the second handle (311) on second v a[...]

Repair 38 3A0420H Hoppers 1. If material is in the hoppe r pump out the remainin g material. 2. If the pump has failed: a. Place a w aste container beneath th e plug on fit- ting (61). Remov e th e plug. b . Drain all material from hopper into the waste container . c. Install plug after material is no longer draining from fitting (61). 3. F ollow P[...]

Repair 3A0420H 39 Optional Fluid Heater s NO TE: Wiring fo r heaters is not pro vided. See the Vis- con HP heater manual for wiring, repa ir , and par ts infor- mation f or e xplosion-proof heaters . Service and Repair 1. F ollow Pressure Relief Pr ocedure , pag e 20. 2. Disconnect t he fluid lines and electrical wiring from the fluid heater . 3. R[...]

Parts 40 3A0420H Pa r t s Car t-Mounted XP70 Spra yer 1 15 14 13 16 11 3 17 18 9 8 7 5 10 12 17 64 50 53 38 54 13 13 11 52 1. Apply anaerobic pipe sealant to all non-s wiv eling pipe threads. 2 r_571101_3a0420a_30 a r_571101_3a0420a_30a[...]

Parts 3A0420H 41 Car t-Mounted XP70 Spra yer Contin ued 23 22 4 18 5 6 24 55 56 58 59 60 61 62 24 24 22 41 37 35 36 32 27, 28 26 52 48 18 5 1 57 69 49 “A” 49 “B” 66 70 27, 28 32 27, 28 25 29 30 31 r_571101_3a0420a_44 a-1 r_571101_3a0420a_4 5a TI17434a 90 89 65 (inside hopper)[...]

Parts 42 3A0420H Common P arts ▲ Replacement Danger an d W arning labels, tags , and cards are av ailab le at no cost. ✖ Not shown. Ref. P art Description Qty . 1 258913 CART 1 2 262476 AXLE, vertical 1 3 111841 WASHER, flat; 5/8 2 4 PACKAGE, pump; see page 44 1 5 100133 WASHER, lock; 3/8 7 6 100101 SCREW, cap, hex hd; 3/8 -16 x 1 4 7 113362 WH[...]

Parts 3A0420H 43 P arts V arying b y Model with Hoppers P arts V arying b y Model with No Hoppers Ref. Par t Description XP70 Plural-Component Sp ray er Models 571102 571152 57120 2 571252 571302 571402 4 571100 PUMP , fixed ratio , 1:1 1 571150 PUMP , fixed ratio , 1.5:1 1 571200 PUMP , fixed ratio , 2:1 1 571250 PUMP , fixed ratio , 2.5:1 1 57130[...]

Parts 44 3A0420H Bare Pr opor tioning Pump P ac ka ge 1 T orque together to 5 0-60 ft-lbs (68-81 N•m). T orque to 145-155 ft -lbs (196-210 N•m). Apply blue thread sealant. Inser t lanyard from loc king pin onto pumps (17, 18) as shown. Do not apply lubricant. T orque to 70-80 ft-lbs (9 5-108 N•m). Apply lithium grease to mating tapered surfac[...]

Parts 3A0420H 45 Common P arts ▲ Replacement Danger and W ar ning labels, tags , and cards are av ailab le at no cost. V arying Parts ❖ Included with B-Side pump assemb ly . † In cluded with new pump assemblies (117, 118). Ref. P art Description Qty . 101 262465 PLA TE, motor 1 102 262466 ROD , tie, 4.00 long,1.0 0 dia 3 103 N65DN0 MO T OR, 6[...]

Parts 46 3A0420H Air Contr ols, 258983 ✖ Not shown. 2 1. Apply anaerobic pipe sealant to all non-swiv eling pipe threads. Connect hose (214) to fitting (206) and air distr ibution manif old (213). 2 201 215 214 213 216 211 202 203 204 209 208 207 205 206 210 214 209 206 r_571100_3A0420A_1a- 1 Air Flo w Air Flow 211 TI17433a Ref. No. P art N o. De[...]

Parts 3A0420H 47 Fluid Manif old, 258990 1. Apply anaerobic pipe sealant to all non-s wiveling pipe threads. T orque to 28-3 2 ft-lbs (38-43 N•m). Apply blue anaerobic adhesiv e to threads. Fur ther tighten either valv e (302) as required to line up handle straight across. Apply grease to spring ends. T orque to 70-9 0 in.-lbs (7.9-9 N•m). 2 3 [...]

Recommended Spare Parts 48 3A0420H Recommended Spare P ar ts K eep these spar e par ts on hand to reduce downti me. Pump Repair Kits See page 11 to see what pumps ar e used on you r spra y er model. See lo wer manu al fo r repair kits. Pump Filter O-rings (packs of 10) 262483, T op o-ring 244895, Middle o- ring 262484, Bott om o-ring 262520, Recirc[...]

Pump Performance Charts 3A0420H 49 Pump P erf ormance Char ts Calculate Fluid Outlet Pressure T o calculate fluid outlet pressure (psi/M P a/bar) at a spe- cific fluid flo w (gpm/lpm) and o perating air pr essure (psi/MP a/bar ), use the f ollowing inst ructions and pump data char ts. 1. Locate des ired flow along botto m of char t. 2. F ollow v er[...]

Pump Performance Charts 50 3A0420H Pump P erf ormance Charts Continued Fluid Pressure in psig (MP a, bar) 1.5:1 Mix Ratio Ke y:Air Pressure A 80 psi (0.55 MP a, 55 bar) B 70 psi (0.5 MP a, 7.8 bar) C 40 psi (0.3 MP a, 2.8 bar) Air Flow in SCFM (m 3 /min) 200 (5.6) 180 (5) 160 (4.4) 140 (3.9) 120 (3.3) 100 (2.8) 80 (2.2) 60 (1.6) 40 (1.1) 20 (0.5) 8[...]

Pump Performance Charts 3A0420H 51 Pump P erf ormance Charts Continued Fluid Pressure in ps ig (MP a, bar) 4:1 Mix Ratio Ke y:Air Pressure A 95 psi (0.65 MPa, 6.5bar) B 70 psi (0.5 MP a, 7.8 bar) C 40 psi (0.3 MP a, 2.8 bar) Air Flow in SCFM (m 3 /min) 200 (5.6) 180 (5) 160 (4.4) 140 (3.9) 120 (3.3) 100 (2.8) 80 (2.2) 60 (1.6) 40 (1.1) 20 (0.5) 800[...]

Accessories and Kits 52 3A0420H Accessories and Kits Acceptable For Use in Explosive Atmospheres Blue 7 Gallon Hopper Kit, 24F376 Green 7 Gallon H opper Kit, 24F377 Mount to the sides of an XP70 spra y er . See manual 406860 f or m ore inf ormation. Solvent Pump Kit, 262393 F or supplying solv ent to the mix manif old. See ma nual 310863 f or m ore[...]

Technical Data 3A0420H 53 Te c h n i c a l D a t a Vo l u m e Mix Ratio Pressure Ratio “A” Side Pump “B” Side Pump Combined Fluid Output cc/cycle Maximum Air W o rking Pressure psi (MP a, bar) Maximum F luid W o rking Pressure psi (MP a, psi) Flow Rate at 40 cyc les/min gpm (ltr/min) 1:1 76:1 Xtreme 85 Xtreme 85 173 95 (0.6, 6.5) 7250 (50, [...]

Dimensions 54 3A0420H Dimensions 6.75 in. (171.45 mm) 16.90 in. (429.26 mm) 40 in. (1016 mm) 15.25 in. (387.35 mm) 22 in. (558.8 mm) 32 in. (812.8 mm) 32 in. (812.8 m m) 52 in. (1320.8 mm) 60 in. (1524 mm) r_571100_3a0420_10 1a r_571100_3a0420_100a 35 in. (889 mm) Full System Bare System To p V I e w Side VIew Floor Mounting Dimensions To p V I e w[...]

Dimensions 3A0420H 55 Bare Pr opor tioner Mounting Hole Dimensions The dimensions belo w is the minimum openin g size f or mount ing a bare proportioner . 10.125 in. (257.175 mm) 5.06 in. (128.52 mm) 3.75 in. (95.25 mm ) 10.375 in. (263.525 mm) 3/8-16 (4x ) 7.5in. (190.5 mm) 14.35 in. (364.49 mm) 9.25 in. (234.95 mm) 0.25 in. (6.35 mm) 150° (4x) 1[...]

All written and visual data con tained in th is document reflects the late st product information available at the time of pu blica tion. Graco reserves the right to make changes at any time without notice. Original instructions. T his manual contains English. MM 3A0420 Graco Headquarters: Minneapoli s Internationa l Offices: Belgium, China, Japan,[...]