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Haier 311209J manual

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Table of contents for the manual

  • Page 1

    311209J Instr uctions - P ar ts Hot Melt Dispense Guns For dispensing non-flamma ble hot melt thermopl astic sealants and adhesives. 3500 psi (24 .1 MP a, 241 bar) Ma ximum W orking Pressure See page 2 f or model inf ormation. Important Safety Instructions Read all warnings and instr uctions in this manual. Sav e these instructions. TI7702b TI7700b[...]

  • Page 2

    Models 2 311209J Contents Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 W arnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Connect Hea ted Hose . . . . . . . . . . . . . . . . . . . . . 5 Connect El ectrical Ca [...]

  • Page 3

    Warnings 311209J 3 Wa r n i n g s The f ollo wing warnings are f or the setup , use , groun ding, maintenance , and repair of this equipment . The e xclama- tion point symbol ale r ts you to a gener al w arning and the hazard symbol ref ers to pro cedure-specifi c risk. Refer b ack to these wa r nings . Additional, prod uct- specific w arnings may [...]

  • Page 4

    Warnings 4 311209J FIRE AND EXPLOSION HAZARD Flammab le fumes, such as solv ent and paint fumes , in work ar ea can ignite or e xplode . T o help pre v ent fire and e xplosion: • Use equipment only in w ell v entilated area. • Eliminate all igniti on sources; such as pilot lig hts, cigar ettes, p or table electric lamps , and plastic drop cloth[...]

  • Page 5

    Installation 311209J 5 Installation Install gun as f ollows: • connect material hose • connect the electrical cab le • mak e sure the gun is g rounded Connect Heated Hose 1. Screw ada pter onto gun s wivel (A) and tighten securely . 2. Securely connect hose to gun s wivel (A). 3. Wrap co nnection with insulating cuf f (B) (119 889). Connect E[...]

  • Page 6

    Installation 6 311209J Gr ound the System The f ollowing grounding instructions are minim um requireme nts f or a basic dispensing s ystem. Y our sys- tem may include other equipme nt or objects that must be grounded . Check y our local electrical code for detailed gr ounding instructions f or your a rea and type of equipment. Y our system must be [...]

  • Page 7

    Pressure Relief Procedure 311209J 7 Pressure Relief Pr ocedure Tr i g g e r L o c k Alwa ys engage trigger loc k when y ou stop spr a ying to pre vent gun fr om being triggered accident ally by ha nd or if dropped or b umped. T o engage tr igger lock, release tr igger and ro tate lock downw ard. See F IG . 6. T o disengage trigger l ock, r otate it[...]

  • Page 8

    Operation 8 311209J Operation Heatup 1. T urn ON electr ical controls and main air to unit . 2. Lock dispense v alve tr igger open b y pulling and securing trigger using trigger retainer (Z). 3. Activ ate heat cont rols. 4. After pump , hose, and gun are up to temper ature, release gun tr igger reta iner (Z) to close valv e. Engage gun trigger loc [...]

  • Page 9

    Operation 311209J 9 Dispensing 1. Star t pump . Fluid flow rat e is controlled at pump . Adjust pump p ressure to ob tain desired flow rate. Use lowest pressure necessar y to dispense fluid . The pressure adjustme nt depends on hose lengt h, fluid viscosity , and nozzle size . 2. Disengage gun trigger loc k. 3. Squeeze tr igger in all the wa y . Fl[...]

  • Page 10

    Troubleshooting 10 311209J T r oubleshooting . Some solutions require disassembling gun. Alwa ys relie ve system pres sure and disconnect e lectrical cab le bef ore perf orming these procedures . Prob lem Cause(s) Solutio n(s) Material leaks from front of gun body Seat or pac king is wor n Obstruction ins ide gun W or n needle Replace seat (6) or p[...]

  • Page 11

    Service 311209J 11 Service 1. If fluid contin ues to flow afte r trigger is released: • gun v alve ma y need adjustme nt, • gun v alve ma y be obstr ucted or damaged, • or needle assemb ly (4) or seat (6) ma y be worn or damaged. Replace needle asse mbly ( 4) or seat (6) as instructed on page 12. 2. Use Repair Kit 253553 f or Manual Hot-Melt [...]

  • Page 12

    Service 12 311209J Inspection Frequency Dispense V alve Inspect dispense valv e at e very use for leakage or other visible damage . Heater Ev er y two wee ks, chec k heater for proper resistance . Resistance sho uld be approximately 890 o hms, +/- 70 ohms f or the 240V valv es. Replace heate r if necessary . Also inspect heater when perf or ming re[...]

  • Page 13

    Notes 311209J 13 Notes[...]

  • Page 14

    Parts 14 311209J Pa r t s Models 249514 and 2 49512, Hot Melt Guns F IG . 13: Models 24 9514 and 249512, Hot Melt Guns Detail A Orient snap ring s as shown. For ease of asse mbly, install pins and snap ring s from top to b ot- tom. Middle snap ring must be installed facin g up, then rotated to position shown. Snap rin gs must be flush with each oth[...]

  • Page 15

    Parts 311209J 15 Model 249514 Manual Hot Melt Gun, Bottom Feed, Extrude, No Switch Model 249512 Manual Hot Melt Gun, Bottom Feed, Extrude, with Switch * P ar ts included in Seal Kit 253553 (purchase separ ately). ◆ P ar ts included in Repa ir Kit 289901 (purchase separ ately). † Model 249514 only . ‡ Model 249512 only . ❄ Not shown. Ref. No[...]

  • Page 16

    Parts 16 311209J Models 249515 and 2 49513, Hot Melt Guns F IG . 14: Models 24 9515 and 249513, Hot Melt Guns 4a 4c 4b 4e 4d 4f 4g 4j 4h 52 14 54 55 50 Orient snap rings as sho wn. For ease of assembly, install pins and snap rings from t op to bot- tom. Middle snap r ing must be installed fac ing up, then ro tated to position sho w n. Snap ri ngs m[...]

  • Page 17

    Parts 311209J 17 Model 249515 Manual Hot Melt Gun, T op Feed, Extrude , No Switch Model 249513 Manual Hot Melt Gun, T op Feed, Extrude , with Switch * P ar ts included in Seal Kit 253553 (purchase separ ately). ◆ P ar ts included in Repair Kit 2 89901 (purchase separ ately). † Model 249515 only . ‡ Model 249513 only . ❄ Not shown. Ref. No. [...]

  • Page 18

    Parts 18 311209J Models 297274 and 2 97273, Hot Melt Guns F IG . 15: Models 29 7274 and 297273, Hot Melt Guns 5 33 35 23 34 48 36 32 9 10 12 13 29 15 17 19 25 24 1 3 41 Orient snap ri ngs as shown. For ease of assembly, install pins and snap ring s from top t o bot- tom. Middle snap ring must be installed facing up, t hen rotated to position sh own[...]

  • Page 19

    Parts 311209J 19 Model 297274 Manual Hot Melt Gun, B ottom Feed, Swirl, with Switch Model 297273 Manual Hot Melt Gun, T op Feed, Sw irl, with Switch * P ar ts included in Seal Kit 253553 (purchase sepa - ratel y). † Model 297274 only . ❄ Not shown. Ref. No. Part No. Desc ription Qt y . 1 15G017 HANDLE 1 2 15F983 BOD Y , gun 1 3 15G006 SP A CER,[...]

  • Page 20

    Accessories 20 311209J Accessories P art No. Description C34137 Fitting insulat ion , 1/8 in. thick x 2 in. wide. Sold b y the f oot. C33049 Adhesiv e tape, high temp f or secur- ing insulation (C34137) , 1 in. x 108 ft. 198422 Wrap , v elcro , 10 in. x 10 in. Covers electrical connection on he ated hose. 198442 Strap , velcro . Use two aroun d end[...]

  • Page 21

    Technical Data 311209J 21 Te c h n i c a l D a t a Maximum oper ating temper ature 400°F (204°C) Maximum fluid wor king pressure 3500 psi (24.1 MPa, 241 bar) Outlet por t size 5/8-18 UNF -2B Inlet por t size on gun hou sing 7/8-14 UNF- 2B Inlet por t size on fluid s w iv el 7/8-14 JIC(m) V oltage 230/240 V ac W a ttage 120 W Resistance t emperat [...]

  • Page 22

    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 311209 Graco Headquarters: Minneapolis International Offices: Belgium, China, Japan, Korea GRACO INC. P.O. BOX 14[...]