Gracoメーカー312414Dの使用説明書/サービス説明書
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312414D Instr uctions-P ar ts AirPr o ™ Pressure Feed Air spra y Gun Con ventional, HVLP , and compliant guns f or specialty industrial applications. 100 psi (0.7 MP a, 7 bar) Maximum Air Inlet Pressure 300 psi (2.1 MP a, 21 bar) Ma ximum Fluid Inlet Pressure See page 2 f or model inf or mation.
2 312414D Contents Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 General Meta l with Stainless Steel Tip . . . . . . . . 3 A utom otive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Stain . . . . . . . . .
Models 312414D 3 Models General Metal Spray Guns General Metal with Stainless Steel Tip A utomotive Orifice Size in. (mm) Con ventional HVLP Compliant Model Series Max. HVLP/Compliant Air Pressure psi (MP a, bar) Model Series Max. HVLP/Compliant Air Pressure psi (MP a, bar) Model Series Max.
Models 4 312414D Stain W aterborne High W e ar Adhesives Spatter Gun Orifice Size in. (mm) Con ventional HV LP Compliant Model Series Max. HVLP/Compliant Air Pressure psi (MP a, bar) Model Serie s Max. HVLP/Compliant Air Pressure psi (MP a, bar) Model Series Max.
Warnings 312414D 5 Wa r n i n g s The f ollowing w ar nings are for the setup , use, grounding, maintenance, and repair of this equip- ment. The e xclamation point symbo l aler ts you to a gener al warni ng and the hazard symbol refers to procedure-specific risk.
Gun Selection 6 312414D Gun Selection Con ventional Guns Excellent atomizati on and high production rates typically with some reduction in tr ansf er efficiency . HVLP Guns An HVLP gun is a high transf er efficiency gun which limits the air pre ssure at the air cap to 10 psi (0.
Setup 312414D 7 Setup Connect Air and Fluid Lines 1. Shut off the air supply . 2. Install a shut off valv e (not supplied) down- stream of the air regu lator to shut off gun air . 3. Install an inline air filter (not supplie d) to clean and dr y t he gun air supply .
Setup 8 312414D Adjust Spra y P attern 1. Rotate the air cap to achie ve desired spr ay patter n. See F IG . 2 . 2. T o achiev e full f an patter n, open the air control v alve b y tur ning the knob fully coun- terclockwise .
Operation 312414D 9 Operation Pressure Relief Pr ocedure 1. T ur n off air and fluid supply . 2. Hold a metal part of the gun fir mly to a grounded metal pail. T r igger the gun to relie ve pressure . Appl y Fluid 1. T ur n on shop air and fluid supply to the gun.
Daily Gun Maintenance 10 312414D Dail y Gun Maintenance General T asks • F requently lubr icate the gun moving par ts with a drop of no n-silicone oil. • Do not disassemble the spra y gun if you are having a spr ay pattern problem. See T roubleshooting , page 12 , fo r i n fo r m a t i o n on how to correct the prob lem.
Daily Gun Maintenance 312414D 11 Clean Gun 1. Flush, page 10 . 2. Remov e air cap . T r i gger gun, remo ve noz- zle, and soak both in a compatible solution. 3. Dip the end of a soft-b ri stle brush into a compatible solv ent. Do not continuously soak the brush's br istles with solv ent and do not use a wire brush.
Troubleshooting 12 312414D T r oubleshooting Prob lem Cause Solution Spra y P atter n Nor mal patter n. No action necessar y . Spra y P atter n Dir ty or damaged air cap or fluid nozzle. Rotate air cap (13) 180°. If patter n f ollows air cap , prob- lem is in air cap .
Troubleshooting 312414D 13 Gun spitting. Air getting into paint stream. Chec k if fluid source is empty and fill. Tighten fluid nozzle (11). Check and tighten needle packing n ut (9a). Check fluid nozzle (11) f or damage. Will not spra y . Fluid c ontrol v a lv e (8) tur ned too f ar clockwise .
Repair 14 312414D Repair See Pa r t s , page 16 , for callout ref erences. Disassembl y 1. Unscrew retaining r ing (14) to remov e air cap (13b). Check o- r ings (13a and 13c) and replace if necessar y . 2. T r igger gun while unscr ewing nozzle (11) to pre vent needle damage .
Repair 312414D 15 Reassembl y 1. Install air control v alve assemb ly (5) with v alve turned fully counterclockwise to out- er most position. T orque to 85-90 in -lb (9.6-10.2 N•m). 2. Install air inlet v alv e assemb ly (27) with v alve turned fully counterclockwise to out- er most position.
Parts 16 312414D Pa r t s 11 Pull trigger before in stalling nozzle (11). Inser t spreader (15) with t apered end facing rear of gun. Inser t u-cup (16) with open end facing front of gun. Apply lubricant. Apply low strength thread retainer . Apply thread sealant.
Parts 312414D 17 ★ Included in Gun Repair Kit 289399. ✖ Included in T r igger Repair Kit 289143 (contains 5 of each par t). + Included in Needle P ac king Repair Kit 289455 (contains 5 of each par t). * Included in Air V a lve Repair Kit 289407. ◆ Included in Air Cap Seal Kit 289791 (contains 5 of each par t).
Parts 18 312414D.
Accessories 312414D 19 Accessories Repair Kits Air V alves and Regulator s Cups Cleaning Kits T est Gauges Hoses P ar t No. Description 289455 Needle P acking Repair Kit 289399 Gun Repair Kit 289791 A.
Repair Kits 20 312414D Repair Kits General Metal Spra y Guns Model Spray T ype Nozzle Siz e in. (mm) Air Cap Kit (13a-13c) Nozzle Kit (11, 19) Needle Assembl y Kit (9a-9c) Needle/ Nozzle Kit (9a-9c, 11 , 19) Needle Tip Kit (9c, 5-pac k) 288726 Conventional 0.
Repair Kits 312414D 21 A utomotive Stain 288955 Compliant 0.042 (1.1) 289042 289063 2 89272 289461 289010 288956 Compliant 0.055 (1.4) 289042 289064 2 89273 289463 289013 288957 Compliant 0.070 (1.8) 289042 289065 2 89273 289465 289013 General Metal with Stainless Steel Tip Model Spray T ype Nozzle Size in.
Repair Kits 22 312414D Adhesives Spatter Wa t e r b o r n e High W ear Model Spra y T ype Nozzle Size in. (mm) Air Cap Kit (13a-13c) Nozzle Kit (11, 19) Needle Assemb ly Kit (9a-9c) Needle/ Nozzle Kit (9a-9c, 11, 19) Needle Tip Kit (9c, 5-pac k) 288982 Conventional 0.
Technical Data 312414D 23 Te c h n i c a l D a t a WW * Produces 10 psi (0.07 MP a, 0.7 bar) spra ying pressure at air cap. ** All readings we re taken with the f an valv e fully open. Sound power w as test ed to ISO 9614-2. Air Consumption Maximum Air Inlet Pressure .
All written and visual data cont ained in this document reflec ts the lat est product information available at the time of publication. Graco reserve s the right to make changes at any t ime without notice. This manual contains English. MM 31241 4 Graco Headquarters: Minneapolis International Offices: Belgium, China, Japan, Korea GRACO INC.
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