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Instructions - Parts
309550U
Plural Component, Impingement Mix
Air Purge Spray Gun
For use with non-flammable foam and polyurea.
Not for use in explosive atmospheres.
3500 psi (24.5 MPa, 245 bar) Maximum Fluid Working Pressure
80-130 psi (0.56-0.9 MPa, 5.6-9.0 bar) Air Inlet Pressure Range
200°F (94°C) Maximum Fluid Temperature
Important Safety Instructions
Read all warnings and instructions in this manual.
Save these instructions.
TI2408-1A
US Patent Number D479,305
Korean Patent 338185
Austra
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Manual Conventions Contents Manual Conventions . . . . . . . . . . . . . . . . . . . . . . . . 2 Clean Outside of Gun . . . . . . . . . . . . . . . . . . . . 20 List of Models/Mix Chamber Selection Guide . . . . 3 Clean Air Cap . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Round Pattern Guns . . . . . . . . . . . . . . . . . . . . . . 3 Clean Muffler . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Flat Pattern Guns . . . . . . . . . . . . . . . . . . . . . . . . 4 Clean Fl
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List of Models/Mix Chamber Selection Guide List of Models/Mix Chamber Selection Guide Round Pattern Guns Mix Chamber Impingement Gun Part Port Size Equivalent Seal No., Series Part No. in. (mm) Size Material 246099, A AR2020 .020 (0.50) -000 SST 246100, A AR2929 .029 (0.70) -00 SST 248617, A AR3737 .037 (0.94) None SST 246101, A AR4242 .042 (1.00) -01 SST 246102, A AR5252 .052 (1.30) -02 SST 246103, A AR6060 .060 (1.50) -03 SST 246104, A AR7070 .070 (1.75) -04 SST 246105, A AR8686 .086 (2.15)
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List of Models/Mix Chamber Selection Guide Flat Pattern Guns Mix Chamber Flat Tip Impingement Gun Part Port Size Equivalent Pattern Size Orifice Size No., Series Part No. in. (mm) Size Part No. in. (mm) in. (mm) 247101, A AF2020 .020 (0.50) -000 FT0424 8-10 (203-254) .024 (0.61) 247102, A AF2020 .020 (0.50) -000 FT0438 8-10 (203-254) .038 (0.97) 247103, A AF2020 .020 (0.50) -000 FT0624 12-14 (305-356) .024 (0.61) 247104, A AF2020 .020 (0.50) -000 FT0638 12-14 (305-356) .038 (0.97) 247107, A
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List of Models/Mix Chamber Selection Guide Flat Pattern Guns, continued 3.0 (11.4) 2.25 (8.55) 1.5 (5.7) 0.75 (2.85) 0 500 1000 1500 2000 2500 3000 3500 (3.5, 35) (6.9, 69) (10.3, 103) (13.8, 138) (17.4, 172.4) (20.7, 207) (24.1, 241) PRESSURE in psi (MPa, bar) Flat Pattern Stud Wall Gun See manual number 311071 for more information. Mix Chamber Flat Tip Flow Data Impingement Pattern Dia. at Approximate Gun Part Port Size Equivalent 24 in. (610 mm) Orifice Size Flow Rate at No., Series Part N
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List of Models/Mix Chamber Selection Guide Spatter Pattern Gun Mix Chamber Impingement Gun Part Port Size Equivalent No., Series Part No. in. (mm) Size 248408 A AR7070 .070 (1.75) -04 Wide Round Pattern Gun Mix Chamber Pattern Diameter at Impingement 24 in. (610 mm) to Equivalent Flow to Gun Part Port Size Equivalent Target Mix Chamber Size No., Series Part No. in. (mm) Size in. (mm) Reference Part No. 249529 AW3939 .039 (0.99) -01 16 (406.4) AR4242 249530 AW4646 .046 (1.17) -02 18 (457
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Warning WARNING PERSONAL PROTECTIVE EQUIPMENT You must wear proper protective equipment when operating, servicing, or when in the operating area of the equipment to help protect you from serious injury, including eye injury, inhalation of toxic fumes, burns, and hearing loss. This equipment includes but is not limited to: Protective eyewear Clothing and respirator as recommended by the fluid and solvent manufacturer Gloves Hearing protection. TOXIC FLUID OR FUMES HAZARD Toxic fluids or
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Warning WARNING FIRE AND EXPLOSION HAZARD Flammable fumes, such as solvent and paint fumes, in work area can ignite or explode. To help prevent fire and explosion: Use equipment only in well ventilated area. Eliminate all ignition sources, such as pilot lights, cigarettes, portable electric lamps, and plastic drop cloths (potential static arc). Do not plug or unplug power cords or turn lights on or off when flammable fumes are present. Keep the work area free of debris, including sol
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Overall View Overall View KL FG R U D N V S C P B M A T H W E J TI2408A Key: A A Side Fluid Valve (ISO) L Piston Safety Lock B B Side Fluid Valve (RESIN) M Gun Fluid Manifold C Air Cap N Mix Chamber Nozzle D Air Line Quick Coupler P Optional Fluid Inlets (A Side Shown) EMuffler R Lock Ring F Fluid Housing S Fluid Inlet Swivels (A Side Shown) G Grease Fitting (under cap) T Trigger H Handle U Front Retaining Ring J Optional Air Inlet V Gun Air Whip Hose K Cleanoff Air Valve WAir Valve 309550U 9
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Isocyanate Hazard Isocyanate Hazard Piston Safety Lock Engage piston safety lock whenever you stop spray- WARNING ing, to avoid accidental triggering. WARNING Read Material Safety Data Sheet (MSDS) to know the specific hazards of isocyanates. Use equipment in a well-ventilated area. Wear respirator, gloves, and pro- tective clothing when using isocyanates. Read warnings, page 7. To engage piston safety lock: push knob in and turn clockwise. If engaged, gun will not actuate. Keep A and B C
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Turning Air Cap Turning Air Cap Loss of Air Pressure WARNING In event of loss of air pressure, gun will continue to spray. To shut off gun, do one of the following: Push in piston safety lock, see page 10. Read warnings, page 7. Close fluid valves A and B. 1. Follow Pressure Relief Procedure, page 15. 2. Close fluid valves A and B before turning air cap B (C). TI2421A A C B TI2421A A 309550U 11
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Setup Setup To change position of fluid manifold or use 1. Close fluid valves A and B. optional fluid inlets, see pages 16 and 17. 5. Connect quick coupler (D). Turn on air. Open air valve (W*). Air should flow from nozzle (N). TI2411A N 2. Connect A (ISO) and B (RESIN) fluid hoses to fluid W* D manifold. TI2414-1A B (RESIN) To use optional air inlet, see page 17. 6. Disengage piston safety lock, page 10. TI2417A A (ISO) 3. Engage piston safety lock, page 10. TI2410A 7. Trigger gun to chec
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Setup 8. Open cleanoff air valve (K) 1/4-1/2 turn and trigger 12. Disengage piston safety lock, page 10. gun to check that cleanoff air is flowing. Adjust as desired.This step does not apply with spatter spray gun 248408. K TI2410A TI2413A 13. Test spray onto cardboard. Adjust pressure and temperature to get desired results. 9. Engage piston safety lock, page 10. TI2645A TI2409A 14. Apply layer of lubricant over front of gun and 10. Turn on proportioner. lock ring, or use gun cover to preven
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Shutdown Shutdown For overnight shutdown: 3. Remove grease fitting cap. Using grease gun (Y), dispense grease into fitting (G) until grease mist 1. Follow Pressure Relief Procedure, page 15. sprays from mix chamber nozzle (N). Do not over-grease; use 2 shots maximum. Do not spray grease mist on sprayed material. 2. Leave air turned on and gun detriggered. Y G Grease gun daily to prevent 2 component curing and keep fluid passages clean. Purge air carries N grease mist through air chamber (
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Pressure Relief Procedure Pressure Relief Procedure WARNING 4. Trigger gun onto cardboard or into waste container to relieve pressure. Read warnings, page 7. Relieve pressure before cleaning or repairing gun. 1. Engage piston safety lock, page 10. TI4722a 5. Engage piston safety lock, page 10. TI2409A CAUTION Air supply is required for gun actuation. Do not dis- TI2409A connect gun air supply until fluid pressure is relieved. WARNING 2. Close fluid valves A and B. Leave air valve (W) open. Fl
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Optional Configurations Optional Configurations Optional Fluid Manifold 2. Disconnect air (D) and remove fluid manifold (M). Position Fluid manifold is mounted to bottom of gun, with A side on left, viewed from operator’s position at back of gun. If desired, manifold may be moved to top of gun. Doing this will reposition A side parts (fluid inlet swivel, check valve, side seal cartridge, and mix chamber) to right. M CAUTION D To prevent cross-contamination of gun’s wetted parts, TI2554A
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Optional Configurations Optional Hose Position 4. Apply thread sealant to plugs (12c), elbows (50*), Fluid inlet swivels and air quick disconnect fitting point to and male threads of swivels (A, B). Install elbows rear. If desired, these positions can be changed so (50*) in optional inlets (P), facing down. Install hoses travel downward. swivels (A, B) in elbows. Be sure to install A swivel (smaller) in A side. Install plugs where swivels had been. Torque all parts to 235-245 in-lb (26.6-27
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Flat Spray Tips Flat Spray Tips 1. Follow Pressure Relief Procedure, page 15. 4. Reposition tip horizontally or vertically, or install dif- ferent tip size. 2. Remove air cap (10) and flat spray tip (39). Inspect o-ring (40). TI2649A 40 TI2557A 39 10 If tip is stuck, pry off with small screwdriver or pull off with pliers. Tip is hardened to resist damage. 3. To clean, soak tip in compatible solvent, see page 20. Clean gently with tip cleanout tool 15D234, TI2648A page 44, to fit tip confi
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Maintenance Maintenance Supplied Tool Kit 2. Clean Mix Chamber Nozzle, page 21, a minimum Hex Nut Driver; 5/16 of once a day. Screwdriver; 1/8 blade 3. Clean Air Cap, page 20. Nozzle Drill Bit; various sizes depending on nozzle size. See TABLE 1, page 21. Impingement Port Drill Bit; various sizes depending 4. Clean Muffler, page 20. on port size. See TABLE 3, page 22. 117661 Pin Vise; dual reversible chucks Reversible 5. Clean Fluid Manifold, page 20. Reversible TI3864a 6. Clean Pas
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Maintenance Flush Gun Clean Air Cap If it is necessary to flush gun, use following procedure. Soak air cap in compatible solvent. Clean holes with #58 (.042) drill bit. WARNING Clean Muffler Remove and clean muffler with compatible solvent. Read warnings, page 8. 1. Follow Pressure Relief Procedure, page 15. Clean Fluid Manifold Clean fluid manifold sealing faces with compatible sol- vent and a brush whenever removed from gun. Be sure 2. Flush with compatible solvent into a grounded to clea
