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Graco 333309E - page 1
333309E EN Instr uctions - P ar ts M2K Spra y P ac ka g es For tw o-component finishing a nd coating applicat ions in hazardous and non-hazar dous locations. For prof essional use only . See page 4 f or Model Inf ormation. See page 53 f or Maximum W orking Pressure. Important Safety Instru ctions Read all warnings and instr u ctions in this manual. ...
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Graco 333309E - page 2
2 333309E Contents Related M anuals . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 W arnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Important Isocy anate (ISO) Information . . . . . . . . 7 Isocyanate Conditions . . . . . . . . . . . ...
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Graco 333309E - page 3
Related Manuals 333309E 3 Related Manuals Manual Descr iption 333309 M2K Spra y P ack ages 334625 M2K Mix Manif olds 3A0732 Mer kur ® ES Spray P ac kages 308652 Husky ™ 205 Air-Oper ated Diaphr agm Pumps 312796 NXT ® Air Motor 312792 Merkur ® Displacement Pump 307273 Fluid Outlet Filter 308547 Pressure Relief V alv e 306861 Ball V alves , Chec ...
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Graco 333309E - page 4
Models 4 333309E Models Spray er Ty p e Pump Ratio Mounting Ty p e Model Fluid/Air Hose Lower A Lower B Air Motor Air Spra y 1:1 Car t 24V868 1/4 ID Mix Fluid Hose x 25 ft. (7.6 m) 50cc 50cc 2.5 in. W all 24V874 None 2:1 Car t 24V869 1/4 ID Mix Fluid Hose x 25 ft. (7.6 m) 100cc 50cc W all 24V875 None 3:1 Car t 24V870 1/4 ID Mix Fluid Hose x 25 ft. ...
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Graco 333309E - page 5
Warnings 333309E 5 Wa r n i n g s The f ollowing w ar nings are f or the setup , use, gr ounding, maintenance, and repair of this equipment. The e xclama- tion point symbol ale r ts you to a general w ar ning and the haza rd symbols ref er to procedure-specific risks. When these symbols appe ar in the body of this manual, ref er back to these W arn ...
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Graco 333309E - page 6
Warnings 6 333309E EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injur y . • Do not oper ate the unit when f atigued or under th e influence of drugs or alcohol. • Do not e xceed the maxim um working pressure or temper ature rating of th e lowest r ated system com- ponent. See Te c h n i c a l D a t a in all equipm ent manuals. • ...
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Graco 333309E - page 7
Important Isocyanate (ISO) Information 333309E 7 Impor tant Isocy anate (ISO) Inf ormation Isocy anates (ISO) are catalysts used in two component materials. Isocy anate Conditions K eep Components A and B Separate Moisture Sensitivity of Isocy anates Exposure to moisture (such as humidity) will cause ISO to par tially cure; forming s ma ll, hard, a ...
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Graco 333309E - page 8
Introduction 8 333309E Intr oduction The Grac o M2K spra y packages ar e intended f or use with two-co mponent epo xy , polyurethane, and po lyester split batch (Model 24W609) mater ials in industrial appli- cations . When maintained and oper ated properly they can produce a ±1% r atio accuracy , while simultane ously reducing material wa ste and ...
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Graco 333309E - page 9
Introduction 333309E 9 Notes ...
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Graco 333309E - page 10
Introduction 10 333309E Pr opor tioner Overview F IG . 2 T ypical Installation, Non-P olyester Models B Supply A Supply A B C D E F G H J K L M N Z Q R S T VB W X Y EE CC VA W U U N M PB PA DD ...
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Graco 333309E - page 11
Introduction 333309E 11 A Air Shutoff V alve (optional acce ssory , purcha se separately) - I solates the air line accessories for servicing. B Air Filter (optional accessory , purchase separately ) - Remov es har mful dir t and moisture from the com- pressed air supply . C Gun Air Pressure Gau g e - Displa ys atomizing air pressure to spr ay gun. ...
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Graco 333309E - page 12
Introduction 12 333309E Model 24W609 (f or P ol yester applications) F IG . 3 T ypical Installa tion, P oly ester Model B Supply A Supply A B E F G H J K L Z Q GG S T VB X Z Y CC VA W U U M PB PA DD C D GG T HH ...
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Graco 333309E - page 13
Introduction 333309E 13 A Air Shutoff V alve (option al accessory , purc hase separatel y) - Isolates the ai r line accessories for servicing. B Air Filter (opt ional accessory , purc hase separatel y) - Removes harmf ul dir t an d moisture fr om the com- pressed air supply . C Gun Air Pressure Gauge - Displa ys atomizing air pressure to spra y gun ...
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Graco 333309E - page 14
Installation 14 333309E Installation Prepare the Operator All persons who oper ate the equipment m ust be trained in the opera tion of all system components as we ll as the proper handlin g of all fluids. All operators must thor- oughly read all instruction man uals, tags , and labels bef ore operat ing the equipment. Prepare the Site Compressed Ai ...
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Graco 333309E - page 15
Installation 333309E 15 Gr ounding The f ollowing component s must be grounde d. 1. Pump See F IG . 4. V er ify that t he ground screw (GS) is attached a nd tightened securely to th e air motor . Connect the othe r end of the ground wire (S) to a true ear th gro und. 2. Pump fluid hoses Use only electrically conductive fluid hoses. Check electrical ...
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Graco 333309E - page 16
Setup 16 333309E Setup See F IG . 2. 1. Install suction hoses ( V A, VB) to the pump fluid inlets (U). See page 46 . 2. Connect solvent supply (DD) to solv ent flush inlet (J). 3. Attach on e end of the gun fluid supp ly hose (M) to the mix er (X) outlet. 4. Attach one end of th e gun air supply hose (N) to gun air pressure r egulator (D ) atomizin ...
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Graco 333309E - page 17
Setup 333309E 17 A and B Components NO TE: Mater ial suppliers can vary in how they ref er to plura l component materials. Be aw are that when f acing the man ifold on the propor- tioner: • Component A is on the left side . • Component B is on the right side . F or all machines: • The A side is intended for polyols, resins, and bases. • If ...
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Graco 333309E - page 18
Setup 18 333309E 7. When y ou hav e a large enough sample , mov e both hoses bac k into the wa ste containers, a t exact ly the same time. Then shu t off the air to all the pumps. 8. Compare par t A volume to par t B volume. If the ratio is not corre ct, refer to the T roub leshooting Chart on page 31 f o r further info r mation on ho w to correct ...
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Graco 333309E - page 19
Operation 333309E 19 Operation Pressure Relief Pr ocedure F ollow the Pr essure Relief Procedure whene ver yo u see this symbol. 1. Engage the gun trigger loc k, if present. 2. See F IG . 2. T ur n off the b leed-type master air valv e (E) and air to supply pumps , if present. 3. Disengage the gun trigger loc k, if present. 4. Hold a metal par t of ...
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Graco 333309E - page 20
Operation 20 333309E 6. Standar d Procedure : Direct A and B pump outlet hoses (CC) fr om manif old (F) to a g rounded metal waste pail. Procedure for P olyester Model 24W609: Direct A and B return hoses and tubes to a grounded met al pail. 7. Open bl eed-type air va lve (E). Slo wly tur n cloc kwise pump air regulator (H) increasing pressu re unti ...
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Graco 333309E - page 21
Operation 333309E 21 7. Allow pumps to run until mix ed mater ial is flowing from the front of the gun then release the gun t r ig- ger . 8. Engage the gun trigger loc k. 9. Install the tip gua rd, spra y tip and/or air cap . 10. Increase pump ai r pressure regulator (H) and gu n air pressure regulato r (D) until desired fluid and air pressure is a ...
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Graco 333309E - page 22
Operation 22 333309E P ackages with AA Guns 1. See F IG . 7. Close off pa tter n adjustm ent air by tur n- ing knob (AA) cloc kwise (in) all the w ay . This sets gun f or its widest patt er n. 2. See F IG . 8. Set atomizing a ir pressure a t about 5 ps i (0.35 bar , 35 kP a) when triggered. Ch eck spra y pat- tern, then slowly increase air pressure ...
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Graco 333309E - page 23
Operation 333309E 23 4. Engage the gun trigger loc k. 5. Remove the spra y tip and/or air cap . 6. Mov e mix manif old handle to stand by position. Open B side solv ent flush v alve . 7. Open b leed type air v alv e on the solv ent pump to provide air to flus h the pump. Increase ai r pressure regulator on solv ent pump . 8. Disengage the gun trigg ...
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Graco 333309E - page 24
Operation 24 333309E pail, until the mix ed fluid is purged from the system and clean solv ent is flo wing. 13. Close A side solvent flush v alve . 14. Open B side solv ent flush v alve . 15. T r igger gun f or 3 seconds into a g rounded metal waste pa il holding a metal par t of gun firmly to the pail. 16. Engage trigger loc k. Install the spra y ...
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Graco 333309E - page 25
Operation 333309E 25 18. T ur n of f air regula tor to solvent pump. Close the bl eed type air supply valv e to the solv ent pump . 19. Disengage the trigger loc k and trigger the gu n into a grounded me tal waste pail until flo w stops and pres- sure is relie ved. Procedure f or P oly ester Model 24W609 with Solvent Flush Pump 1. Move remote mix m ...
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Graco 333309E - page 26
Operation 26 333309E Using the Pr opor tioning Pump System When the system is primed and oper ating, check the fluid outlet pressure gauges. Check the gauges f re- quently while using the system an d note the pressures. These notes will be helpful in analyzing problems that ma y occur , as a change in the displaceme nt pump per- f or mance will be ...
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Graco 333309E - page 27
Operation 333309E 27 Monitoring the Pr opor tioner During Operation When the spra y gun is tr iggered: • Both A and B fluid pressure gauges should be increasing an d decreasing in pressure at the same time. • If one pressure or the ot her increases while the other decreases the propo r tioner is not working cor- rectly . The cause should be det ...
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Graco 333309E - page 28
Operation 28 333309E 8. Reconn ect the suction tube assembly . Adjust Pump Assembl y for Balanced Y oke Forces At each ratio setu p the pump assembly mu st be adjusted to bala nce the yoke f orces. T o adjust the pump assembly: 1. Loosen mounting plat e screw (44, 2 locations) 2. Loosen y oke bolts (3 3, 2 locations). 3. Loosen Tie rod nut s (14, 4 ...
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Graco 333309E - page 29
Maintenance 333309E 29 Maintenance Care of the Pump • If a supply contai ner is dr y , stop the pump immedi- ately and reliev e the pressure. Refill the container , and pr ime the system . Be sure to elim inate all of the air from the system. • K eep the throat packing re servoirs one-half filled with TSL. • Observe the pot lif e limit. Fl us ...
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Graco 333309E - page 30
Maintenance 30 333309E We t C u p The wet cup helps to provide consistent lubr ication for the pump pac kings and to ke ep exposed r od from being coated with dried paint. T o maint ain the wet cup: 1. Fill the wet cup one-half full with Graco Throat Seal Liquid (TSL). 2. Maintain lev el daily . Fluid Pressure Relief V alves The fluid pressure re l ...
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Graco 333309E - page 31
Troubleshooting 333309E 31 T roub leshooting NO TE: Check all possib le problems and causes before disassemb ling the pump . T o av oid serious injury , alwa ys Relie ve the pressure bef ore checking or ser vicing the equipment. Prob lem Cause Solution Pump does not cycle Air supply pr essure not “on” V erify air supply is on and pressure set h ...
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Graco 333309E - page 32
Troubleshooting 32 333309E * T o determine if the fluid hose or gun is obstructed, relie v e the pressure. Disconnect the fluid hose and place a con- tainer at the p ump fluid outlet to cat ch any fluid. T ur n on the air just e nough to star t the pump . It the pump star ts when the air is turned on, the obstruction is in the hose or g un. A and B ...
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Graco 333309E - page 33
Performance Charts 333309E 33 Pe r f o r m a n c e C h a r t s 2.5” Air Motor with 1:1 and 3:1 Lower Pump Ratio 100 cc/cyc le 2.5” Air Motor with 2:1 and 5:1 Lower Pump Ratio 150 cc/cyc le * See Note in Te c h n i c a l D a t a , page 52. 0 0.2 (0.8) 0.4 (1.5) 0.6 (2.3) 0.8 (3.0) 1.0 (3.8) 81 5 3 0 3 8 0 50 (0.3, 3) 100 (0.7, 7) 150 (1.0, 10) 2 ...
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Graco 333309E - page 34
Performance Charts 34 333309E 2.5” Air Motor with 4:1 Lower Pump Ratio 125 cc/cyc le 2.5” Air Motor with 6:1 Lower Pump Ratio 175 cc/cyc le * See Note in Te c h n i c a l D a t a , page 52. 0 0.25 (1.00) 0.50 (1.87) 0.75 (2.87) 1.00 (3.75) 1.25 (4.75) 81 5 3 0 3 8 0 50 (0.3, 3) 100 (0.7, 7) 150 (1.0, 10) 200 (1.4, 14) 250 (1.7, 17) 300 (2.0, 20 ...
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Graco 333309E - page 35
Performance Charts 333309E 35 4.5” Air Motor with 1:1 Lower Pump Ratio (f or P oly ester Model 24W609) 50 cc/cyc le 7.5” Air Motor with 1:1 and 3:1 Lower Pump Ratio 100 cc/cyc le * See Note in Te c h n i c a l D a t a , page 52. Cycles per Minute Fluid Flow gpm (lpm) test ed in No. 10 weight oil Fluid Outlet Pres sure psi (MPa, bar) Air Flow sc ...
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Graco 333309E - page 36
Performance Charts 36 333309E 7.5” Air Motor with 2:1 and 5:1 Lower Pump Ratio 150 cc/cyc le 7.5” Air Motor with 4:1 Lower Pump Ratio 125 cc/cyc le * See Note in Te c h n i c a l D a t a , page 52. 0 500 (3, 30) 1000 (7, 70) 1500 (10, 100) 2000 (14, 140) 2500 (17, 170) 3000 (21, 210) 0 0.4 (1.5) 0.8 (3.0) 1.2 (4.5) 1.6 (6.0) 10 20* 30 40 10 (0. ...
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Graco 333309E - page 37
Performance Charts 333309E 37 7.5” Air Motor with 6:1 Lower Pump Ratio 175 cc/cyc le * See Note in Te c h n i c a l D a t a , page 52. 0 500 (3, 30) 1000 (7, 70) 1500 (10, 100) 2000 (14, 140) 0 0.46 (1.75) 0.92 (3.5) 1.39 (5.25) 1.85 (7.0) 10 20* 30 40 10 (0.3) 20 (0.6) 30 (0.9) 40 (1.1) 50 (1.4) 60 (1.7) A B C A B C Cycles per Minute Fluid Flow ...
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Graco 333309E - page 38
Parts 38 333309E Pa r t s Car t Mount W all Mounting Bracket Ref. P art Description Qty . 7 See Air Contr ol Assembly , page 39 9 105332 NUT , lock 2 40 11 3358 SCREW , cap , he x hd 4 59 27 7794 INSER T , control panel 1 76 ◆ ------- CART , frame . small 1 77 ◆ ------- HANDLE, car t, small P3 1 78 ◆ ------- SLEEVE, car t handle, SP3 2 79 ◆ ...
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Graco 333309E - page 39
Parts 333309E 39 Air Contr ol Assembl y 24W969 - Air Assi sted Air Spray Models 24V880, 24V881, 24V882, 24V883, 24V884, 24V885, 24V886, 24V887, 24V888, 24V8 89, 24V890, 24V891, 24W609 Ref. P art Description Qty . 101 114362 V AL VE, ball 1 102 15T643 SWIVEL, tee , 3/8 npt(m) x 1/2T 1 103 ◆ ------- - TUBE, nylon 1/2 OD , cu t to fit 1 104 121212 E ...
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Graco 333309E - page 40
Parts 40 333309E 24W970 - Air Spray Models 24V868, 24V869, 24V870, 24V871, 24V872 , 24V873, 24V874, 24V875, 24V876, 24V877, 24V878, 24V879 Ref. P art Descr iption Qty . 101 114362 V AL VE, ball 1 102 15T638 SWIVEL, tee, 3/8 npt(m) x 3/8T 1 103 ◆ -------- TUBING, nylo n round (Air Spra y) 1 104 121141 ELBOW , swiv el, 3/8T x 1/4 npt(m) 3 105 15T49 ...
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Graco 333309E - page 41
Parts 333309E 41 24W971 - Airless Spray er Models 24V892, 24V893, 24V894, 24V895, 24V896, 24 V897, 24V898, 24V899, 24V901, 24V9 02 , 24V903, 24V904 Ref. P art Description Qty . 101 114362 V AL VE, ball 1 102 121210 FITTING, str aight, 1/2T x 3/8 n pt(m) 103 ◆ ------- - TUBE, nylon 1/2 OD , cu t to fit 1 104 121212 ELBO W , swiv el, 1/2T x 3 /8 np ...
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Graco 333309E - page 42
Parts 42 333309E Motor Assembl y ...
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Graco 333309E - page 43
Parts 333309E 43 Motor Assemb ly P arts List Ref. P art Description Qty . 1M O T O R 1 M02LN0 L ow Pressure (Air Spray) M18LN0 High Pressure (Air Assist ed and Airless, e xcept P olyester Model 24W609 ) M07LN0 P oly ester Model 24W609 (Air- less) 2 W ASHER 3 127865 Air Spra y 186652 Air Assisted and Airless 3 LOCK W ASHER 3 100133 Air Spra y 100128 ...
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Graco 333309E - page 44
Parts 44 333309E Lo wer Assembl y (A Side) (B Side) ...
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Graco 333309E - page 45
Parts 333309E 45 Lower Assemb ly P arts List Ref. P ar t Descr iption Qty . 5 COUPLING COLLAR, A Side 2 184128 Used on all models e xcept 24W609 184132 U sed on model 24W609 6 COUPLING NUT , A Side 1 15T311 Used on all models ex cept 24W60 9 P01043 U sed on model 24W609 14 1 27938 NUT , nylon loc k, M12 x 1.75 4 15 1 09570 W ASHER, plain 4 20 LO WE ...
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Graco 333309E - page 46
Parts 46 333309E Fluid Inlet Assembl y (A Side) (B Side) Ref P art Description Qty 45 SUCTION HOSE (A Side) 1 255872 Used on 1:1 (e xcept 24W609) , 2:1, 3:1, 4:1 ratio pumps 256377 Used on 1:1 r atio polyester model 24W609 24A232 Used on 5:1 and 6: 1 ratio pumps 46 SUCTION HOSE (B Side) 1 255872 Used on 1:1 (e xcept 24W609) and 2:1 rat io pumps 256 ...
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Graco 333309E - page 47
Parts 333309E 47 Fluid Outlet Assembl y (Except Model 24W609) 17 M ANIFOLD , mix; see manual 334625 1 18 GA UGE 2 187876 Air Spra y C06323 Air Assisted and Airless 19 24N345 HOSE, coupled 2 26 S T A TIC MIXER HOSE 1 16W564 Air Spra y 16W563 Air Assisted and Airless 28 214706 REGULA TOR (used only with Air Spra y guns) 1 39 114196 SCREW 2 86 FITTING ...
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Graco 333309E - page 48
Parts 48 333309E Fluid Outlet Assembl y (f or P olyester Model 24W609) 18 54 48 48 91 74 74 89 89 92 92 66 66 17 26 93 93 17 24W861 MANIFOLD , remote mix; see manual 33 4625 1 18 C06323 GA UGE 2 26 24N291‘ ST A TIC MIXER HOSE 1 48 110191 CROSS , pipe 2 54 16C633 NIPPLE, 1/2 x 1/4 2 74 248271 V AL VE, ball 2 89 166421 NIPPLE, 5/8 he x x 1/1/2 2 91 ...
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Graco 333309E - page 49
Parts 333309E 49 Spra y Gun and Hose Airless Spray Gun Ref. P ar t Description Qty . 1 XTR501 GUN, XTR 5 1 2 24 1812 HOSE, 25 ft. ( 7.6 m), 3/16 in. ID 1 ▲ Hose warning label 15G026 is av ailable at no cost AA Spray Gun Ref. P ar t Description Qty . 1 24C855 GUN, G40 air- assisted high-pressure sp ray gun 1 2 256390 AIR HOSE 1 3 24 1812 HOSE, 25 ...
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Graco 333309E - page 50
Dimensions 50 333309E Dimensions ...
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Graco 333309E - page 51
Dimensions 333309E 51 W all Bracket Mounting 4 in. 11 in. (279 mm) Four 0.40 in. (10 mm) mounting ho les (102 mm) ...
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Graco 333309E - page 52
Technica l Data 52 333309E T e c hnical Data M2K Spray P ackages US Metric Maximum fluid w ork ing pressure Ref er to T echnical Data Matrix , page 53. Maximum flow rate Ref er to T echnical Data Matrix , page 53. Maximum pump air pre ssure Ref er to T echnical Data Matrix , page 53. Maximum spr ay gu n pressure See y our gun manual f or spra y gun ...
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Graco 333309E - page 53
Technical Data 333309E 53 T echnical Data Matrix Spr aye r Ty p e Pump Mix Ratio Model Lower Air Motor We i g h t Max Flow Rate at rated 20 cpm Max Fluid Wo r k i n g Pressure Fluid/Air Ratio Max Pump Air Pressure A B lb kg Gal/Min L/min Psi Bar (MP a) Psi Bar (MP a) Air Spra y 1:1 24V868 50cc 50cc 2.5” 153 69.5 0.5 1.9 225 15 (1.5) 4:1 65 4.5 (0 ...
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Graco 333309E - page 54
All written and visual data contained in th is document reflects the late st product information available at the time of publica tion. Graco reserves the right to make changes at any time without notice. Original instructions. This manual conta ins English. MM 333309 Graco Headquarters: Minneapoli s Internationa l Offices: Belgium, China, Japa n, ...
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