English dropdown-ico

Graco Inc. 244399 manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42

Go to page of

Similar user manuals

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Graco Inc. 244399, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Graco Inc. 244399 one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of Graco Inc. 244399. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of Graco Inc. 244399 should contain:
- informations concerning technical data of Graco Inc. 244399
- name of the manufacturer and a year of construction of the Graco Inc. 244399 item
- rules of operation, control and maintenance of the Graco Inc. 244399 item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Graco Inc. 244399 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Graco Inc. 244399, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Graco Inc. service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Graco Inc. 244399.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Graco Inc. 244399 item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    For use in Class I, Div . I hazardous locations using Gr oup D spray materials. For use in Group II, Zone 1 areas using Gr oup IIA spra y materials. For Prof essional Use ONL Y . P art No. 244399, Series C See page 2 f or Model 244399 inf ormation. 100 psi (0.7 MP a , 7 bar) Maximum Air Inlet Pr essure 100 psi (0.7 MP a , 7 bar) Maximum W orking Fl[...]

  • Page 2

    Table of Contents 2 309291P T ab le of Contents T able of Conte nts . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Model Information . . . . . . . . . . . . . . . . . . . . . . . . . . 2 W arnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 H[...]

  • Page 3

    Warnings 309291P 3 Wa r n i n g s W a rning Symbol This symbol alerts yo u to the possibility of serious injury or death if you do not follow th e instructions. Caution Symbol This symbol alerts you to the possibility of damage to or destruction of equipment if you do not fo llow the instruc- tions. WARNING CAUTION WA R N I N G Fire, Explosion, and[...]

  • Page 4

    Warnings 4 309291P WA R N I N G Equipment Misuse Hazar d Equipment misuse can cause the equipm ent to rupture, malfu nction, or star t une xpectedly and result in a serious injur y . • This equipment is f or professional use only . • Read all man uals, tags, a nd labels bef ore operating the equipment. • Use the equipment only f or its intend[...]

  • Page 5

    Introduction 309291P 5 Intr oduction How the Electr ostatic Spray Gun Wo r k s The air hose supplies air to the spray gun. Part of the air operates the tur bine and the rest of the air atomizes th e fluid being sprayed. The t urbine generat es power, which is converted by the po wer cartridge to supply high volt- age curren t to the gun’s e lectr[...]

  • Page 6

    Installation 6 309291P Installation Install the System F IG . 2. shows a typical electrostat ic air spray system. It is not an actual system des ign. For assistance in designing a system t o suit your pa rticular needs, co ntact your Graco distributor. W arning Sign Mount warnin g signs in the spr ay area where th ey can easily be seen and read by [...]

  • Page 7

    Installation 309291P 7 Fig. 2. Typica l Installatio n Key I O ES TI1531a A B* C* D *E F G H J* K L M N O P Q* *R S T U* V W C G ES ON/OFF valv e: I is ON, 0 is OFF The air supply to the gun must be electri- cally interlocked with the ventilators to pre- vent the power supply from operating without ventilating fans on. Non-Hazardous Hazardous Area A[...]

  • Page 8

    Installation 8 309291P Connect the Air Line 1. Connect the G raco Grounded Air Supply Hose (R) between the air supply line and the gun's a ir inlet (V). The gun a ir inlet fitting has a left-hand thread . Connect the air supply hose g round wire (Q) to a true ear th g round. 2. Install an air line filter/w ater separator ( O) on the gun air li[...]

  • Page 9

    Installation 309291P 9 Select a Fluid Nozzle and Air Cap The gun is supplied with Part No. 197266 Nozzle and 24A376 Air Cap. If yo u require a differen t size, refer to Table 1 and Tabl e 2 , and instruction ma nual 309419, or consult with your Graco distrib utor. See Air Cap/Nozzle Replacement on page 25 . A wide pattern kit (P/N 24A43 1) is inclu[...]

  • Page 10

    Installation 10 309291P Connect the Fluid Line 1. Bef ore connect ing the fluid line (N), b lo w it out with air and flush it with solvent. Use solv ent which is compatible with the fluid to be spra yed. 2. Install a fluid regulator (M) on the fluid line to co ntrol fluid pressure to t he gun. 3. Install a fluid f ilter (K) and drai n valv e (U) at[...]

  • Page 11

    Installation 309291P 11 Gr ounding The following are minimum gr ounding requirements for a basic elect rostatic system. Your system may include other equipment o r objects which must be grounded. Check your local electrical co de for detailed gr ounding instructions. Your system must be connected to a true earth groun d. • Pump: ground t he pump [...]

  • Page 12

    Installation 12 309291P Chec k Electrical Gr ounding 1. Ha ve a qua lified electrician check the electrical groundin g continuity of the spr a y gun and ai r hose. 2. T ur n the ES ON/OFF valv e OFF . 3. T ur n off the air and fluid supp ly to the gun. The fluid hose must not ha ve any fluid in it. 4. Mak e sure the g rounded ai r hose (R) is conne[...]

  • Page 13

    Installation 309291P 13 Chec k Fluid Resistivity Graco Part No. 72288 6 Resistance Meter and 722860 Probe are available as acces sories to check that the resistivity of the fluid b eing sprayed meets the require- ments of an electrostatic air spray system. Follow the instructions in cluded with the meter and probe. Read ings of 25 megohms-cm and ab[...]

  • Page 14

    Operation 14 309291P Operation INSTRUCTIONS Refer to the gun operation manual (supplied) for Se tup, Shutdown, and Daily Care procedures.[...]

  • Page 15

    Maintenance 309291P 15 Maintenance Flush the Spra y Gun Flush the gun bef ore changing colors, at the end of the day, before storing , and before repairin g the gun. 1. T ur n the ES ON/OFF valv e OFF . 2. Relie ve the pressu re. 3. Change t he fluid so urce to solv ent, or disconnect the fluid line and connect a solv ent supply line to the gun. 4.[...]

  • Page 16

    Maintenance 16 309291P 6. Shut off or disconnect the solv ent line. 7. Hang the gun f rom its hook, with th e nozzle pointing down. 8. When ready to spr a y again, reconnect the fl uid sup- ply line. F ollow the Setup procedur e in the Opera- tion Manual. ti1288a[...]

  • Page 17

    Electrical Tests 309291P 17 Electrical T ests Electrical component s inside the gun affect perfo rmance and safety. The fo llowing procedures test the condit ion of the power supply (18) and ele ctrode (29), and elect ri- cal continuity between compon ents. Use megohmmeter Part No. 241079 (AA) and an applied voltag e of 500 V. Conn ect the leads as[...]

  • Page 18

    Electrical Tests 18 309291P T est P ower Suppl y Resistance 1. Remo v e the pow er supply (18) , page 29. 2. Remo ve the turbine alternator (19) fr om the pow er supply , page 30. 3. Measure re sistance from th e pow er supply's ground strips (EE) to the spring (18b). See F IG . 5.. 4. The resist ance should be 75-85 meg ohms. If out - side th[...]

  • Page 19

    Electrical Tests 309291P 19 T est Electr ode Resistance 1. Insert a conductive rod (B) into the gun barr el (remo ved f or the pow er supply test) an d against the metal conta ct (C) in the fron t of the bar rel. 2. Measure the resistance betwe en the conductiv e rod (B) and the elec trode (29). The re sistance should be 20-30 megoh ms. See F IG . [...]

  • Page 20

    Troubleshooting 20 309291P T r oubleshooting Chec k all possible r emedies in the T roub leshooting Char t bef ore disa ssembling t he gun. Spra y P attern T roub leshooting Some spra y patter n prob lems are caused b y the improper balance between air and fluid. WA R N I N G Electric Shoc k Hazar d Installing and ser vic ing this equipment require[...]

  • Page 21

    Troubleshooting 309291P 21 Gun Operation T roubleshooting Prob lem Cause Solution Excessive spr a y f og. Atomizing air pressure too high. Close restrictor v alv e some, or decrease air pressur e as low as pos- sible; minimum 40 psi (0.28 M P a, 2.8 bar) needed at gun f or full volt age. Fluid too thin. Increase viscosity . “Orange P eel” finis[...]

  • Page 22

    Troubleshooting 22 309291P Electrical T r oubleshooting * ES indicator light is off when the gun is trigg ered. Prob lem Cause Solution P oor wrap . ES ON/OFF v alv e OFF (0).* T urn ON (I). Gun air pressu re too low . Chec k air pressure to gu n; minimum 40 psi (0.28 MP a, 2.8 bar) needed at gun f or full v oltage . Atomizing air pressure too hig [...]

  • Page 23

    Repair 309291P 23 Repair Pressure Relief Pr ocedure 1. T ur n the ES ON/OFF valv e OFF . 2. T ur n off the air b leed v alv es to the fluid sour ce and to the gun. 3. T r igger the gun int o a grounded metal w aste con- tainer to r elie v e the fluid pressure. 4. Open the pump drain valve , having a waste con- tainer ready t o catch the dra inage. [...]

  • Page 24

    Repair 24 309291P Prepare the Gun f or Ser vice • Check all possib le remedies in T roub leshooting bef ore disasse mbling t he gun. • Use a vise with padded ja ws to pre v ent damage to plastic par ts . • Lubricate the pow er supply o-ring (18a) and some pac king rod part s (26) with dielectric grease ( 40), as specified in the te xt. • Li[...]

  • Page 25

    Repair 309291P 25 Air Cap/Nozzle Replacement 1. Prepare gun f or ser vice, page 24 . 2. Remove the retaining r ing (27) an d air cap (9). Se e F IG . 9.. 3. P oint gun up and squeez e trigger while remo ving the fluid nozzle (7) assembly with th e multi-tool ( 37). Fig. 9. Air Cap/No zzle Replacement Use non-silicone grease, P ar t No . 111265, on [...]

  • Page 26

    Repair 26 309291P Electr ode Replacement 1. Prepare the gun f or service, page 24. 2. Remo ve the air cap and nozzle, page 25. 3. Unscre w the electrode (29) wit h the multi-tool (3 7). Hold the pac king rod end (26h) to pre vent it from tur ning. See F IG . 10.. 4. Apply low-strength (pur ple) Loctite ® or equivalent thread seala nt to the electr[...]

  • Page 27

    Repair 309291P 27 Fluid P acking Remo v al 1. Prepare the gu n f or ser vice, page 24. 2. Remo ve the air cap and fluid nozzle , page 25. 3. Remove the electrode, page 26. 4. Remo ve the trigger scre ws (8) and trigger (30). See F IG . 11. 5. Remove the packing rod (26), using th e multi-tool (37). 6. Chec k all par ts f or wear or damage and repla[...]

  • Page 28

    Repair 28 309291P P acking Rod Repair You may replace the packing rod as individ ual parts or as an asse mbly. The assembly is pr e-adjusted at the factory. Bef ore installing the fluid pack ing rod into the gun barrel, mak e sure the internal surfa ces of the barrel are clea n. Remov e an y residue with a soft brush or cloth. Check the inside of t[...]

  • Page 29

    Repair 309291P 29 Barrel Remo v al 1. Prepare the gu n f or ser vice, page 24. 2. Carefully loosen th e nut (32) fro m the brac k et fluid fitting (13) . Pull the tube (14) out of the fit ting. Mak e sure both f err ules and the n ut sta y with the tube . 3. Loosen the th ree scre ws (11). 4. Hold the gu n handle (17) with one hand a nd pull the ba[...]

  • Page 30

    Repair 30 309291P P ower Suppl y Remo v al and Replacement • Inspect the gun handle power supply cavit y f or dir t or moisture. Clean w ith a clean, dr y rag. • Do not e xpose gask et (10) to solvent s. 1. Prepare g un f or service, page 24. 2. Remo ve the barrel (16), pag e 29. 3. Gr asp the pow er supply (18) with y our hand. With a gentle s[...]

  • Page 31

    Repair 309291P 31 T urbine Alternator Remov al and Replacement Replace turbine alte r nator bearings after 2000 hours of operat ion. Order P ar t No . 223688 Bearing Kit. 1. Prepare gun f or ser vice, page 24 . 2. Remo ve the pow er supply/alternator assemb ly , page 30. 3. Disconnect t he alternator from the pow er supply , page 30. 4. Measure re [...]

  • Page 32

    Repair 32 309291P F an Air Adjustment V alve Repair 1. Prepare the gun f or service, page 24. 2. Place a wrench on the fla ts of the v alv e assembly (20) and unscre w it from the handle ( 17). Y ou may replace the valv e as an assembly (go to step 9) or as individual par ts (steps 3-9). 3. Remov e the retaining r ing (20a). See F IG . 16.. 4. T ur[...]

  • Page 33

    Repair 309291P 33 Fluid Adjustment V a lve Repair 1. Prepare the gu n f or ser vice, page 24. 2. Remov e the fluid adjustment valve (25). It can only be replaced as a comp lete assembly . See F IG . 17 .. 3. Scre w the v alv e (25) in to the gun h andle. T orque to 15-25 in-lb (1 .7-2.8 N•m). Fig. 17. Fluid Adjustment Valve Air V alve Repair 1. P[...]

  • Page 34

    Repair 34 309291P Atomizing Air Restrictor V alve Remo v al and Replacement 1. Prepare the gun f or service, page 24. 2. Remov e the atomizing air r estrictor va lve (23). Inspect the o-ring (23c*). Rep lace if necessar y . See F IG . 19.. 3. Install a new atomizing air restr ictor valv e (23), or disassemb le and replace parts individually . The v[...]

  • Page 35

    Repair 309291P 35 ES ON/OFF V alve Repair 1. Prepare the gu n f or ser vice, page 24. 2. Loosen the scr ew (48). Remo v e the v alv e. 3. Lubricate the o-r ings (22a* and 22b*) with non-sili- cone grease, P ar t No . 11126 5. Do not ov er-lubr i- cate. 4. Clean and inspect parts for damage. Replace if nec- essar y . The protrusion on the reta iner [...]

  • Page 36

    Parts 36 309291P Pa r t s Part No. 244399 20 kV Electrostatic Gun, Series C 27 9 7 26 16 11 18 19 *10 17 28 20 22 25 15 21*** 23b 35 13 24 38 8 *6 ti1266a I O ES 7a 7b 11 *18a 18b 23a 23c* 23d 24a* 27a* 29 30 37 36 39 47 4 See page 37 for detail vie ws of the alternator (1 9), fan adjustment valve (20), ES ON/OFF valve (22), and packing rod (26) . [...]

  • Page 37

    Parts 309291P 37 TI1488A TI1497a TI1487A TI1481a 22a* 22b* 22c 22d 22e 22f 22g 20a 20b* 20c 20d 26a** **26b 26d** 26c** 26e 26f 26g** 26h 19a* 19b 19b 19c Ref. No. 22: ES ON/OFF Valve Ref. No. 20: Fan Adjustment Valve Ref. No. 19: Alternator Ref. No. 26: Packing Rod 48 19d 19e[...]

  • Page 38

    Parts 38 309291P * Included in Air Seal Repair Kit 244781. ** Included in Fluid Seal Repair Kit 244 911. *** Rubber seal is not r emov ab le. **** Optional repla cement Electrode Needle 2770 07 is av ailable f or abrasive materials. ▲ Replacement Warning labels, signs, tags, and cards are a vailab le at no cost. Ref. No. P art No. Descriptio n Qt[...]

  • Page 39

    Accessories 309291P 39 Accessories Air Line Accessories AirFlex ™ Flex ible Gr ounded Air Hose 100 psi (7 bar, 0.7 MPa) Maxim um Working Pressure 0.315 in. (8 mm) I D; 1/4 npsm(f) x 1/4 npsm (f) left-hand thread. Use for maximum flexibility. 244963 6 ft (1.8 m) 244964 15 ft (4.6 m) 244965 25 ft (7.6 m) 244966 36 ft (11 m) 244967 50 ft (15 m) 2449[...]

  • Page 40

    Accessories 40 309291P Gun Accessories Gun Repair Kits 244781 Air Seal Repair Kit 244911 Fluid Seal Repair Kit Round P attern Kits Consists of fluid tip, diffuser and air cap. 245217 4-6 in. (1 02-152 mm) diameter 245219 8-10 in. (203-254 m m) diameter Adjustable Round P attern Kit 277851 Slo w ve locity , bell shaped spra y pattern f or e xcellent[...]

  • Page 41

    Technical Data 309291P 41 Te c h n i c a l D a t a Loctite ® is a registere d trademark of the Loctit e Cor poration. Category Data Maximum W or king Fluid Pressure 100 psi (0.7 MP a, 7 bar) Maximum W or king Air Pressure 100 psi (0.7 MP a, 7 bar) Minimum Air Press ure at Gun Inle t 40 psi (0.2 8 MP a, 2.8 bar) Maximum Fluid Operating T emperature[...]

  • Page 42

    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 309291 Graco Headquarters: Minneapolis International Offices: Belgium, China, Japan, Korea GRACO INC. P.O. BOX 14[...]