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hvlp spray gun set
model h7671/h7672
instruction manual
h7672
h7671
Copyright © July, 2005 By grizzly industrial, inC. rEVisEd april, 2011 (tr)
Warning: no portion of this manual may be reproduced in any shape
or form Without the Written approval of grizzly industrial, inc.
#pC7426 printEd in China
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This manual provides critical safety instructions on the proper setup, operation, maintenance, and service of this machine/tool. Save this document, refer to it often, and use it to instruct other operators. Failure to read, understand and follow the instructions in this manual may result in fire or serious personal injury—including amputation, electrocution, or death. The owner of this machine/tool is solely responsible for its safe use. This responsibility includes but is not limited to
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section 1: safety For Your Own Safety Read Instruction Manual Before Operating This Equipment The purpose of safety symbols is to attract your attention to possible hazard- ous conditions. This manual uses a series of symbols and signal words which are intended to convey the level of importance of the safety messages. The progression of symbols is described below. Remember that safety messages by themselves do not eliminate danger and are not a substitute for proper accident prevention meas
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safety instructions f or pneumatic t ools 10. use proper air hose for the 17. disconnect tools before ser- tool. Make sure your air hose is in vicing and changing accessories. good condition and is long enough to 18. do not overreach . Keep reach your work without stretching. proper footing/balance at all times. 11. Wear proper apparel. do not 19. use the recommended wear loose clothing, gloves, neck- accessories. Consult owner’s ties, rings, bracelets, or other jew- manual for recommended
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a dditional safety instructions for hvlp spray g uns 1. read this manual. this manual 8. protective clothing . protect contains proper operating instruc- exposed skin from overspray by tions for this spray gun. wearing a protective suit or other approved garment. 2. read material labels and material safety data 9. inappropriate use . do not sheets ( msds ). r ead and know point or shoot spray gun directly all the instructions on the packag- at yourself or another person or ing label an
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section 2: introduction f oreword c ontact information We stand behind our machines. if you We are proud to offer the grizzly Model have any service questions, parts requests h7671/h7672 hVlp spray gun set. these or general questions about the machine, models are part of a growing grizzly family please call or write us at the location listed of fine tools. When used according to the below. guidelines set forth in this manual, you can expect years of trouble-free, enjoyable g rizzly ind
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TOOL DATA SHEET Customer s ervice #: (570) 546-9663 • t o o rder Call: (800) 523-4777 • Fax #: (800) 438-5901 hvlp spray gun set model h7671/h7672 model h7671 h7672 cup size 100ml 600ml 100ml 600ml type of feed graVity graVity graVity graVity fluid tip 0.8MM 1.4MM 0.8mm 1.4mm air consumption 5 CFM 11 CFM 5 CFM 11 CFM inlet air 1.5-3.5 Bar 2.0-3.5 Bar 1.5-3.5 Bar 2.0-3.5 Bar pressure 21-51 psi 29-51 psi 21-50 psi 29-51 psi lEss than lEss than lEss than lEss than fluid pressure 10 ps
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section 3: set up model h7672 inventory (figure 2) a. large spray gun . ............................. 1 inventory b. Cup 600ml .......................................... 1 c. small spray gun ................................ 1 d. Cup 100ml .......................................... 1 your spray gun left our warehouse in a e. Cleaning Brushes ............................... 2 carefully packed box. if you discover the f. service Wrenches .............................. 2 spray gun is damaged aft
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assembly c ontrols 1. insert the filter into the gun body (see atomizing Cap Fluid Control f igure 3). pattern Control regulator Control trigger air Flow Control figure 4. Controls. 1. f luid c ontrol: Controls the volume of figure 3. installing filter. material that travels through the fluid tip. 2. s crew the cup onto the top of the body. 2. pattern c ontrol: adjusts the spray pattern from a round pattern to a wide 3. attach the air hose to the spray gun fan. 1 with a ⁄4" nps quick con
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section 4: operations spraying t he Model h7671/ h7672 h Vlp spray gun set is designed to spray a wide variety of materials like lacquers, stains, primers, multi-component paints, clear coats, acryl- ics, epoxies etc. it is ideal for auto body e Xplosion hazard ! do not and woodworking projects. smoke or have any source of flame or spark near spraying. vapors will t o use your spray gun: explode if ignited. 1. read and follow the material manufac- turer's instructions for spraying, mixin
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7. adjust the fluid control knob to start 10. Begin spraying 2-3 inches before the with a low volume of material and keep work and continue to the end of the the atomization as low as possible. work. Continue the motion for a few you will need to use a combination of inches past the work until you are fluid control, inlet air pressure, air flow ready for the return stroke. control and stroke speed to achieve the results you want. spray so the material 11. Maintain an even speed when spray
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pattern Control a tomizing c ap and f an a djustments t he atomizing cap needs to be adjusted stroke for horizontal or vertical spraying patterns. s praying in the wrong direction may lead to material build up on the atomizing cap horn. Many performance problems are figure 8. set up for vertical spray stroke caused by clogged atomizing holes on the with horizontal fan pattern. atomizing cap horns (see c leaning on page 15). r otating the pattern adjustment control in f igure 8 will gi
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section 5: accessories g 6261—c ampbell h ausfeld™ Water h7674—spray g un f ilters – 20 pack f ilter prevent solids and impurities from clog- r emove damaging water vapor before it ging your spray tip or ruining your finish. reaches your pneumatic tools. t his highly d esigned for even paint flow, these fine effective, five micron filter features a see- mesh filters fit between the hopper and the through bowl and easy in-line connections. spray gun atomizer and have 0.3 square 1 150 psi maxi
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section 6: maintenance 5. u nscrew the atomizing cap with your c leaning fingers and the fluid tip with the service wrench. t he fully disassembled gun should look like f igure 14. proper cleaning is the best way to ensure trouble free performance from your spray 6. r inse these parts thoroughly in sol- gun. if your gun is not thoroughly cleaned, vent, then dry with compressed air or damage and poor spraying will result. let air dry. problems caused by improper cleaning will not be cov
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l ubrication a E F B C d figure 15. lubrication points. l ubricate the following areas with a non- silicon spray gun lubricant after cleaning. a. atomizing Cap threads b. air Valve packing c. trigger pin d. air Flow Control Valve e. pattern Control f. Fluid Control Knob allow the lubricant to coat threads, and run into gun body to lubricate all moving parts and seals. Model h7671/h7672 hVlp spray gun -13-
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t roubleshooting symptom possible cause solution Fluttering or spitting 1. dry or worn fluid tip seat per- 1. tighten fluid tip or replace spray. mits air to seep into fluid pas- seat with new one. sage. 2. Material level too low. 2. add material. 3. Fluid tip or filter obstructed. 3. Clean 4. dry needle packing. 4. lubricate needle. uneven top or bot- 1. atomizing cap holes are 1. Clear holes. tom pattern. obstructed. 2. Build-up on top or bottom of 2. Clean. fluid tip. 3. Build-up on atomizin
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symptom possible cause solution Excessive over- 1. Fluid pressure too high. 1. reduce fluid pressure. spray. 2. gun is too far from surface. 2. Keep gun at recommended distance. 3. spraying too fast. 3. slow down and maintain consistent, even parallel stroke. unable to control 1. pattern adjustment screw is 1. Clean or replace. spray fan. not seating properly. 2. atomizing cap is loose. 2. tighten atomizing cap. runs and sags. 1. damaged seal. 1. replace damaged seals. Material leaks from 1.
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parts breakdown h7671/h7672 Parts breakdown provided for reference only. Not all parts shown are available for purchase. 45 22 23 24 25 26 27 21 28 29 13 14 15 20 12 16 17 18 19 30 31 32 33 94 11 41 40 39 38 37 36 35 34 10 9 8 7 6 42 5 4 43 3 44 2 1 REF PART # DESCRIPTION REF PART # DESCRIPTION 1 PH7666001 VALVE COVER 21 PH7666021 CUP 68 69 70 71 72 73 2 PH7666002 O-RING 22 PH7666022 CUP LID 74 3 PH7666003 SWITCH SPRING 23 PH7666023 VENT CAP 75 4 PH7666004 SWITCH POLE 24 PH7666024 O-RING 76 5 P
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parts l ist h7671/h7672 REF PART # DESCRIPTION REF PART # DESCRIPTION 1 PH7671001 FLUID ADJUSTMENT SCREW 49 PH7671049 SPECIAL WASHER 2 PH7671002 FLUID ADJUSTMENT KNOB 50 PH7671050 AIR VALVE SPRING 3 PH7671003 O-RING 51 PH7671051 AIR INLET VALVE 4 PH7671004 SPECIAL WASHER 52 PH7671052 SWITCH SPRING 5 PH7671005 AIR VALVE SPRING 53 PH7671053 AIR VALVE BODY 6 PH7671006 AIR INLET VALVE 54 PH7671054 SWITCH KNOB 7 PH7671007 SWITCH SPRING 55 PH7671055 O-RING 8 PH7671008 AIR INLET VALVE ASSY 56 PH7671056
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Warranty and returns Grizzly Industrial, Inc. warrants every product it sells for a period of 1 year to the original purchaser from the date of purchase. This warranty does not apply to defects due directly or indirectly to misuse, abuse, negligence, accidents, repairs or alterations or lack of maintenance. This is Grizzly’s sole written warranty and any and all warranties that may be implied by law, including any merchantability or fitness, for any particular purpose, are hereby limited to
