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Graco Inc. GC-1387J manual

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Table of contents for the manual

  • Page 1

    Operation Formula Gun GC-1387J ENG Important Safety Instructions Read all warnings and instructions in this manual. Save these instructions. Low emission internal-mix dispense gun for use with polyester resin and gel coat. For professional use only . Maximum fluid working pressure: 2000 psi (14 MP a, 138 bar) Maximum air pressure: 100 psi (0.7 MP a[...]

  • Page 2

    2 GC-1387H Contents W arnings .......................................................... 3 Important Safety Information ......................... 5 Grounding .............................................. .......... 6 Set-Up ............................................................... 7 P arts ....................................................[...]

  • Page 3

    3 GC-1387H W arnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclamation point symbol alerts you to a general warning and the hazard symbol refers to procedure- specic risk. Refer back to these warnings. Additional, product-specic warnings may be found throughout the body of thi[...]

  • Page 4

    4 GC-1387H W ARNING SKIN INJECTION HAZARD High-pressure uid from gun, hose leaks, or ruptured components will pierce skin. This may look like just a cut, but it is a serious injury that can result in amputation. Get immediate surgical treatment. • Do not point gun at anyone or at any part of the body . • Do not put your hand over the dispens[...]

  • Page 5

    5 GC-1387H Important Safety Information Methyl Ethyl Ketone Peroxide (MEKP) MEKP is among the more hazardous materials found in commercial channels. Proper handling of the “unstable (reactive)” chemicals presents a denite challenge to the plastics industry . The highly reactive property which makes MEKP valuable to the plastics industry in p[...]

  • Page 6

    6 GC-1387H This equipment needs to be grounded. Ground the dispense gun through connection to a GlasCraft approved grounded uid supply hose. Check your local electrical code and related manuals for detailed grounding instructions of all equipment in the work area. A grounding wire and clamp are provided, assembly p/n 17440-00 with all FRP equipm[...]

  • Page 7

    7 GC-1387H Hose Attachment 1. Push in and rotate the trigger lock to stop the trigger from being activated. 2. Attach the (black p/n 21694-25) material hose to the material inlet tting on the back of the gun. 3. Attach the (yellow p/n 236) solvent line to the solvent inlet tting on the back of the gun. 4. Attach the (stainless steel p/n 20190[...]

  • Page 8

    8 GC-1387H Overnight Shut Down Procedure The following steps should be followed for overnight shutdown: 1. The yellow air valve located where the air enters the machine should be pushed to the “OFF” (closed) position. T o do this simply push on the lever protruding out the side of the valve. This will also cause all the system air to bleed out [...]

  • Page 9

    9 GC -1387H Part Number Description 23750-00 Formula Dispense Gun 23005-J5 Standard Spray T ip Repair Kits Part Number Description 23792-00 GUN AIR KIT 23793-00 GUN SEAL KIT 23732-00 GUN FLUID V AL VE KIT P arts 23750-00 Formula Dispense Gun[...]

  • Page 10

    10 GC-1387H 23750-00 Formula Dispense Gun P arts[...]

  • Page 11

    11 GC-1387H 23750-00 Formula Dispense Gun P arts 23721-04[...]

  • Page 12

    12 GC-1387H 23750-00 Formula Dispense Gun P arts Part Description Qty 13867-05 O-RING,EPR,2-008 1 13867-07 O-RING,EPR,2-010 1 13867-08 O-RING,EPR,2-011 2 13867-09 O-RING,EPR,2-012 1 15845-01 TOOL,DRIVER,BALL,5/32 1 18353-12C SCREW ,SHDC,S S,.138-32X .375 2 1880-00 FITTING,HOSE 2 20514-00 FITTING,HOSE 1 20634-01 ELEMENT ,MIXING,SPIRAL 1/4 1 20796-00[...]

  • Page 13

    13 GC-1387H Notes[...]

  • Page 14

    14 GC-1387H T o relieve uid and air pressures: 1. Push down Y ellow slide valve, P/N 21402-00 to bleed off air to system. 2. Open P/N 21228-00 on catalyst pump to recirculation position. 3. Open P/N 21 192-00 on bottom of material pump. 4. V erify the T rigger lock is engaged. Daily Maintenance It is recommended that the following service be per[...]

  • Page 15

    15 GC-1387H Parts Replacement Procedure Formula Gun Before performing maintenance on the dispense gun, follow Pressure Relief Procedure. Due to the different o-ring materials and lubricants used in the dispense guns, never submerge or soak any dis - pense gun in any type of solvent. Submerging or soak - ing any dispense gun will immediately void th[...]

  • Page 16

    16 GC-1387H ORANGE BLACK O-Ring Chart Maintenance[...]

  • Page 17

    17 GC-1387H 4. Place PTFE washers, p/n: 23721-04 on top and bottom of uid valve, p/n: 23743-00. 1. Ensure bores are clean before building material valves. 2. Insert bearing, p/n: 23768-01 into gun body . 3. Insert seal, p/n: 23763-00 into gun body . (Ensure holes in seal are aligned with holes in gun body .) 5. Lubricate outside of uid valve,[...]

  • Page 18

    18 GC-1387H P ART NUMBER ORIFICE Min. Width (in.) Max. Width (in.) Min. Output (lbs.) Max Output (lbs.) 23005- C4 0.040 7 16.5 5.4 10.02 C5 0.050 8.5 15.5 6.36 12.23 C6 0.060 7 17 7.31 1 1.01 C7 0.070 7 13 8.53 10.58 C8 0.080 10 12.5 10.28 13.03 C9 0.090 7.5 10 1 1.49 12.36 E4 0.040 6 21 4.01 9.16 E5 0.050 11 21 5.71 10.23 E6 0.060 6.5 18.5 5.48 1 [...]

  • Page 19

    19 GC -1387H Dispense T ip Reference Chart P ART NUMBER ORIFICE 23047- J1 .012 J2 .014 J3 .022 M1 .012 M2 .014 M3 .022 N1 .012 N2 .014 N3 .022 P1 .012 P2 .014 P3 .022 P ART NUMBER ORIFICE 23005- TC6 0.060 TC7 0.070 TC8 0.080 TE7 0.070 TG7 0.070 * INDICA TES THA T THESE TIPS ARE MADE WITH HARDEN STEEL * * * * * Accessories[...]

  • Page 20

    20 GC-1387H Dispense T ip Reference Chart P ART NUMBER ORIFICE LP A2-147-1525 0.015 1540 0.015 1550 0.015 1565 0.015 1825 0.018 1840 0.018 1850 0.018 1865 0.018 2125 0.021 2140 0.021 2150 0.021 2165 0.021 2325 0.023 2340 0.023 2350 0.023 2365 0.023 2625 0.026 2640 0.026 2650 0.026 2665 0.026 P ART NUMBER ORIFICE LP A2-147-6225 0.062 6240 0.062 6250[...]

  • Page 21

    21 GC-1387H 23760-00 20333-00 LP A 2-147-XXXX OR 23047-XX (See page 19&20) 22274-00 23002-00 Part Number Description 20333-00 GASKET 22274-00 TIP SP ACER 23002-00 RET AINING NUT 23047-XX SPRA Y TIP 23760-00 GUN FRONT HOUSING Small Diameter Airless Or Non Atomized Material Tip Accessories[...]

  • Page 22

    22 GC-1387H Internal Mix Gel - Screw-On AAC Gun Head Kit (23750-00) Accessories[...]

  • Page 23

    23 GC-1387H 23570-00 ASSY . Part Number Description 1 1021-23 PLUG 21464-00 ELBOW FITTING 23565-00 AIR ASSIST RING 23566-00 RET AINING RING 23571-00 AIR ASSIST NOZZLE BODY LP A2-147-2150 SPRA Y TIP REGULA TOR ASSY . Part Number Description 3165 BALL V AL VE 4342-04 ELBOW FITTING 7884-07 ELBOW FITTING 81 15-03 NIPPLE FITTING 9704-53 BLACK AAC TUBING[...]

  • Page 24

    24 GC-1387H The following is not included in this kit, but required: (1) 7834-07 Elbow Fitting (Connection T o Air Manifold) XX-9704-53 Black AAC T ubing (XX= YOU MUST SPECIFY TUBING LENGTH BY FEET) EXAMPLE: If standard machine hose length is 25ft, it is recomended to order 28ft. of 9704-53. Required: qty . (1) 7716-06C set screw . Remove: 23765-00[...]

  • Page 25

    25 GC-1387H Part Number Description 20310-90 3/8” MIXING ELEMENT 23760-01 3/8” FRONT MIXER HOUSING High V olume / High Filled Resin Accessories[...]

  • Page 26

    26 GC-1387H T echnical Data Category Data Maximum Fluid Working Pressure 2000 psi (14 MPa, 138 bar) Maximum Air Inlet Pressure 100 psi (0.7 MPa, 7 bar) T ypical Flow Rate of Pattern Guns Dependent of spray tip (See page 18) Maximum Fluid temperature 100° F (38° C) T rigger Air 1/4in. T ube Air Inlet Size (Chopper) 1/4-18 NPS Male A Component (Cat[...]

  • Page 27

    27 GC-1387H Notes[...]

  • Page 28

    Graco Ohio Standard W arranty Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a p[...]